💰 金融財務工具

✅ ABA 路由號碼驗證ABA Verify 美國 ABA 路由號碼驗證器。輸入 9 位 ABA Routing Number，按模 3 算法校驗校驗位，用於銀行轉賬與支票業務中金融機構代碼的格式核驗。ABA Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Account... ✅ BIC 代碼驗證BIC Code Verify BIC 代碼驗證器。輸入 8 或 11 位銀行識別碼（SWIFT），校驗長度與字符格式，用於國際匯款與銀行間識別場景下的代碼格式核驗。BIC Code Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Ac... ✅ BIC 查詢BIC Query 輸入或粘貼 BIC/SWIFT 代碼查詢銀行名稱與國家，也可反向按行名檢索代碼，用於跨境匯款填單核對，純前端查表。BIC Query - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 💳 信用卡免息期計算器Credit Card Grace Period 信用卡免息期計算器Credit Card Grace Period - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounti... 📚 DNS 記錄類型速查DNS Record Type Quick Reference 純前端靜態工具。如需實際查詢 DNS，請使用 dig、nslookup 命令或在線 DNS 查詢服務（如 Google DNS、Cloudflare DNS）。DNS Record Type Quick Reference - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & A... ✅ ESN 號碼驗證ESN Number Verify ESN 號碼驗證器。輸入 8 位十六進制電子序列號，校驗格式與字符範圍，用於舊式 CDMA 設備身份核驗與庫存管理（不驗證真實性）。ESN Number Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & ... ✅ IBAN 國際銀行賬號驗證Iban Validator IBAN 國際銀行賬號驗證器。輸入 IBAN，按 ISO 13616 與模 97 算法校驗國家代碼與校驗位，支持點擊國家加載示例，用於跨境匯款賬號格式核驗。Iban Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acc... ✅ ICCID 驗證（SIM 卡號）ICCID Verify ICCID 驗證器（SIM 卡號）。輸入 ICCID，按 Luhn 算法校驗校驗位，用於 SIM 卡、物聯網設備身份核驗（僅校驗格式，不驗證是否激活或歸屬）。ICCID Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accou... ✅ IMEI 號碼驗證IMEI Number Verify IMEI 號碼驗證器。輸入 14 或 15 位手機串號，按 Luhn 算法校驗校驗位，用於設備身份核驗、丟失找回與二手交易前的號碼合法性檢查。IMEI Number Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... ✅ IMSI 驗證IMSI Verify 按結構校驗 IMSI（國際移動用户標識）的前綴與位數，提示 MCC/MNC 含義，用於通信數據核驗，純前端校驗不聯網。IMSI Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accoun... 📊 IRR 內部收益率計算器Irr Calculator 輸入各期自定義現金流，計算投資項目內部收益率 IRR、淨現值 NPV 與投資回收期，評估真實回報率。Irr Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... 📈 IRR內部收益率計算IRR (Internal Rate of Return) Calculator IRR 內部收益率計算器。輸入各期現金流，用迭代法求使淨現值為零的折現率（內部收益率），用於項目投資回報評估；當現金流符號無變化或數據不足時提示無法計算。Compute the internal rate of return (IRR). Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting... ✅ ISBN 驗證與轉換ISBN Verify and Convert ISBN-10（mod-11）：前 9 位分別乘以權重 10,9,8,…,2，求和後加校驗位，總和能被 11 整除則通過。校驗位為 10 時用 X 表示。 ISBN-13（mod-10）：…ISBN Verify and Convert - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Financ... 💳 信用卡分期真實利率計算器Installment Real Rate 信用卡分期真實利率計算器Installment Real Rate - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting ... ✅ MEID 號碼驗證MEID Number Verify MEID 號碼驗證器。輸入 14 位十六進制移動設備識別碼，校驗格式與校驗位，用於 CDMA 設備身份核驗與庫存管理（不驗證真實性）。MEID Number Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... ✅ MSISDN 驗證（手機號碼）MSISDN Verify MSISDN 驗證器（手機號）。輸入帶國家碼的移動號碼，校驗數字及 +、空格、連字符格式，用於國際手機號格式核驗與表單校驗（不驗證真實性）。MSISDN Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... 💹 NPV 淨現值計算器Npv Calculator 支持自定義現金流、IRR/PI/回收期計算、柱狀圖可視化與CSV導入導出Npv Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... 📊 NPV淨現值計算NPV (Net Present Value) Calculator NPV 淨現值計算器。輸入各期現金流與折現率，按現值求和得到淨現值，NPV>0 表示項目可行，用於投資方案比選與資本預算決策。Compute net present value (NPV). Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🎁 積分兑換價值計算器Points Redemption Value 積分兑換價值計算器Points Redemption Value - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accountin... ✅ SWIFT/BIC 代碼驗證SWIFT / BIC Code Verify SWIFT/BIC 代碼驗證器。輸入 8 或 11 位銀行識別碼，校驗長度、國家代碼與字符格式，用於國際匯款與銀行間識別場景下的代碼格式核驗。SWIFT / BIC Code Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Financ... 💼 工資税後計算器Salary After Tax 工資税後計算器Salary After Tax - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🎲 WiFi 密碼顯示Wifi Password Show WiFi 密碼顯示工具。輸入或粘貼已知的 WiFi 連接信息，前端本地解析展示已保存網絡的密碼（僅本機可讀、不上傳），用於忘記密碼時查看共享，需注意設備安全。Wifi Password Show - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🎲 vCard 二維碼vCard QR Code vCard 二維碼生成器。輸入姓名、電話、郵箱、公司等名片信息，在前端生成可掃碼的 vCard 二維碼，方便交換電子名片，數據本地生成不上傳。vCard QR Code - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🧮 個人所得税計算器Tax Calculator 個人所得税計算器。輸入月度或年度收入、五險一金與專項附加扣除，按累進税率計算應納税額與税後收入，支持綜合所得口徑，輔助個税申報與薪酬規劃。Tax Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... 📊 倉位計算器Position Size Calculator 輸入賬户資金、單筆可承受風險與止損幅度，工具用凱利、固定比例或風險預算法計算建議倉位大小，輔助交易資金管理。Position Size Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the F... 🛡️ 保險需求計算器Insurance Demand Calculator 保險需求計算器。用收入倍數法、需求法等估算家庭壽險/重疾等保障額度，建議保額為年收入 10 倍、保費控制在年收入 10% 內，輔助家庭保障規劃。Insurance Demand Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of th... ✅ 信用卡 BIN 查詢Credit Card BIN Query 信用卡 BIN 查詢工具。輸入卡號前 6 位（BIN），識別髮卡行、卡片網絡（Visa/Master 等）與卡種，用於支付風控、收款識別與卡號歸屬速查。Credit Card BIN Query - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting ... ✅ 信用卡 Luhn 校驗Credit Card Luhn Check 信用卡 Luhn 校驗器。輸入卡號按 Luhn 算法校驗校驗位合法性，可快速識別輸入錯誤或偽造卡號，用於表單校驗與支付前置驗證（不連接銀行）。Credit Card Luhn Check - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting... 💳 信用卡利息計算器Credit Card Interest Calculator 輸入信用卡賬單金額並選擇全額、最低或分期還款，工具對比各方式產生的利息與手續費，幫你選擇更省錢的還款策略。Credit Card Interest Calculator - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & A... ✅ 信用卡號驗證器Credit Card Validator Luhn 算法（又稱"模 10"算法）由 IBM 科學家 Hans Peter Luhn 於 1954 年提出，用於校驗信用卡號、IMEI、加拿大社保號等。 步驟： 1. 從右…Credit Card Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance ... ✅ 信用卡類型檢測Credit Card Type Detect 根據卡號前綴（BIN）識別髮卡組織與卡等級（如 Visa/Master/銀聯），用於表單校驗與支付前端判斷，純前端檢測不聯網。Credit Card Type Detect - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accountin... 💼 信用（評估/授信/催收）管理Assessor Manager 輸入客户的資產負債率、流動比率、收入與信用記錄，工具計算信用評分、建議授信額度並劃分風險等級，用於貸前評估。Assessor Manager - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 📜 債券收益率計算器Bond Yield Calculator 輸入債券買入價、面值、票息率與持有期限，工具計算到期收益率、當期收益率與持有期收益率，便於比較債券投資回報。Bond Yield Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fina... 💰 利潤率計算器Profit Margin Calculator 毛利率、淨利率、營業利潤率、EBITDA利潤率，支持倒推計算與杜邦分析Profit Margin Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the F... ✅ 加拿大 SIN 驗證Sin Validator 加拿大 SIN 驗證器。輸入 9 位社會保險號，按模 10 算法校驗格式與校驗位，用於加拿大就業、税務與福利場景的身份號碼格式檢查（不驗證真實性）。Sin Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... 🧮 單利計算器Simple Interest 單利計算器。輸入本金 P、年利率 r 與年限 t，按 I = P×r×t 計算單利及本利和，適用於短期借貸、存款利息的簡易估算與教學演示。Simple Interest - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🎮 單詞打亂Word Scramble 隨機打亂單詞字母順序生成猜詞題，可設難度與詞庫，適合英語拼寫練習與課堂遊戲，純前端出題可重複遊玩。Word Scramble - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 📝 單詞順序反轉Word Order Reverse 將英文句子中的單詞順序整體反轉，保留標點位置可選，用於密碼學練習、文案倒置與文本處理，純前端即時處理。Word Order Reverse - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. ✅ 印度 Aadhaar 驗證India Aadhaar Verify 印度 Aadhaar 號碼驗證器。輸入 12 位 Aadhaar 號碼，按 Verhoeff 算法校驗格式與校驗位合法性，用於身份核驗場景的號碼格式檢查（不驗證真實性）。India Aadhaar Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance ... ✅ 印度 GST 號碼驗證India GST Number Verify 印度 GST 號碼驗證器。輸入 15 位商品與服務税號，校驗結構與校驗位，用於印度税務與商務場景的税號格式檢查（不驗證真實性）。India GST Number Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Financ... ✅ 印度 GSTIN 驗證India GSTIN Verify 印度 GSTIN 驗證器。輸入 15 位 GSTIN，校驗前兩位州碼、實體與校驗位格式，用於印度企業税務登記的號碼合法性檢查（不驗證真實性）。India GSTIN Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... ✅ 印度 IFSC 代碼驗證India IFSC Code Verify 印度 IFSC 代碼驗證器。輸入 11 位銀行支行代碼，校驗格式與結構，用於印度網銀與轉賬場景的支行標識格式檢查（不驗證真實性）。India IFSC Code Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance... ✅ 印度 PAN 卡驗證Pan Validator 印度 PAN 卡驗證器。輸入 10 位永久賬號，校驗前綴、實體類型字符與校驗字符格式，用於印度税務與開户場景的號碼格式檢查（不驗證真實性）。Pan Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ✅ 印度 UAN 驗證India UAN Verify 印度 UAN 驗證器。輸入 12 位萬能賬號編號，校驗長度與數字格式，用於印度僱員公積金賬户場景的號碼格式檢查（不驗證真實性）。India UAN Verify - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & A... ✅ 印度選民 ID 驗證Voter ID Validator 印度選民 ID 驗證器。輸入 10 位選舉號，校驗長度與字符格式，用於印度選民身份核驗場景的號碼格式檢查（不驗證真實性）。Voter ID Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... 🧾 發票金額拆分Invoice Amount Split 輸入價税合計或不含税金額與税率，工具做價税分離、多張發票拆分與湊整，滿足開票時金額分配與税額計算需求。Invoice Amount Split - generate results online, free and instant. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the... ✅ 國際郵編驗證Postal Code Validator 按各國規則校驗郵政編碼格式（如美國 5/9 位、中國 6 位），提示正確寫法，用於地址表單核驗，純前端校驗不聯網。Postal Code Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance ... 📊 基金定投計算器Mutual Fund Calculator 基金定投計算器。考慮申購費率、分紅再投資與波動收益，輸入每期定投金額、期限與預期年化，測算定投總投入、總資產與真實收益率，輔助基金投資規劃。Mutual Fund Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fin... 🧾 增值税計算器Vat Calculator 輸入金額與增值税率，工具做含税價與不含税價雙向換算並價税分離，支持批量逐行計算，便於開票與報税。Vat Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... ✅ 墨西哥 CURP 驗證Curp Validator 墨西哥 CURP 驗證器。輸入 18 位個人身份代碼，校驗長度、字符格式與校驗位，用於墨西哥身份核驗場景的號碼格式檢查（不驗證真實性）。Curp Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acc... 💰 複利計算器Compound Interest Calculator 輸入本金、年化利率、計息頻率與定投金額，工具按複利公式 FV=P·(1+r/n)^(n×t) 計算終值，並可用 72 法則估算翻倍年限。Compound Interest Calculator - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... 📝 字數統計工具Word Counter 統計中英文及字符數，區分單詞與漢字並排除空白，適合論文字數限制核對與文稿潤色，純前端即時統計可複製結果。Word Counter - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 📈 定投收益計算器（DCA）Dca Calculator 定投收益計算器（DCA）。輸入每月定投金額、期限與預期年化，模擬定期定額投資的總投入、總資產與收益，並對比一次性投入，輔助基金定投規劃。Dca Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... 🎲 密碼生成器（金融）Password Generator ( Finance ) 金融級密碼在線生成器，可設長度、字符集與排除易混淆字符，生成高強度隨機密碼，數據本地生成不上傳，純前端。Password Generator ( Finance ) - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Ac... 🧮 工資個税計算器Salary Calculator 輸入月薪或年薪、五險一金基數與專項附加扣除，工具按最新累進税率算出個税、社保並得出實發到手工資。Salary Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance ... 💼 工資税後計算器Payroll Calculator 工資税後計算器。輸入税前工資、五險一金基數與年終獎，按綜合所得税率計算個人所得税、社保公積金與實發工資，支持月度與年度口徑，輔助薪酬核算。Payroll Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance... ✅ 巴西 CNPJ 驗證Cnpj Validator 巴西 CNPJ 驗證器。輸入 14 位公司税號，按官方算法校驗兩位校驗位，用於巴西企業身份核驗與商務號碼格式檢查（不驗證真實性）。Validate and format Brazilian CNPJ numbers, verify the two check digits, mask or unmask the 14-digit code. Instant, no data uploaded—free online checker. ✅ 巴西 CPF 驗證Cpf Validator 巴西 CPF 驗證器。輸入 11 位個人税號，按模 11 算法校驗格式與兩位校驗位，用於身份核驗場景的號碼合法性檢查（不驗證真實性）。Cpf Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... 🎰 彩票中獎概率計算器Lottery Odds Calculator 彩票中獎概率計算器：內置雙色球、大樂透等玩法，計算各獎級中獎概率與組合數。Lottery Odds Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fi... 💼 成本（核算/分攤/分析）模型Cost 成本核算/分攤/分析模型。輸入各項成本與分攤基數，按通用財務規則測算單位成本與成本結構，支持多種分攤方式，用於企業成本控制與定價決策。Cost - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🧮 房貸計算器Mortgage Calculator 房貸在線計算器，輸入貸款額、利率與期限，按等額本息或等額本金求得月供、總利息與還款計劃，輔助購房決策，純前端。Mortgage Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Financ... 🎮 找詞遊戲Word Search 在字母矩陣中隱藏並尋找目標單詞，支持自定義詞表與網格大小，適合詞彙記憶與休閒遊戲，純前端生成可打印或在線玩。Word Search - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🎯 投資回報率ROIROI (Return on Investment) Calculator 投資回報率 ROI 計算器。輸入投資收益與成本，計算總 ROI 與年化複利回報率，用於直觀衡量投資盈利水平與不同期限項目的橫向比較。Compute return on investment (ROI). Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 📊 投資回報率計算器Roi Calculator 支持簡單 ROI、年化 ROI 與定投 ROI 計算，並提供方案對比分析與收益增長曲線可視化，輔助投資決策。Roi Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... 🧮 投資回報計算器Investment Return Calculator 輸入投資本金與期末市值，工具按 (期末-投入)/投入×100% 計算累計回報率，並可年化展示，便於比較不同投資表現。Investment Return Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of t... 🧮 折扣計算器Discount Calculator 輸入商品原價與折扣率（如 8.5 折），工具算出折後價格與節省金額，並可一鍵回填到含税反向計算，方便促銷核價。Discount Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Financ... 📉 折舊計算器Depreciation Calculator 輸入資產原值、殘值與使用年限，對比直線法、雙倍餘額遞減法、年數總和法與工作量法，輸出各期折舊額。Depreciation Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fi... 💼 報表（合併/抵銷/少數）權益Report 合併報表權益工具。輸入母子公司的長期股權投資與內部交易，按通用財務規則測算合併、抵銷與少數股東權益，用於集團合併財務報表編制（結果僅供參考）。Report - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🏠 提前還款計算器Mortgage Prepayment 提前還款計算器Mortgage Prepayment - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting to... 💰 數字大寫轉換器Amount in Words 數字大寫轉換器Amount in Words - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🔄 數字轉中文讀法Number to Words Chinese 輸入整數、小數或負數，工具按現代漢語讀數規則轉為中文大寫讀法（正確處理零與單位），適合票據與財務書寫。Number to Words Chinese - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accountin... 🔄 數字轉英文單詞Number to Words 輸入阿拉伯數字，將其轉換為英文單詞拼寫（如 123 → one hundred twenty-three），適用於財務票據與文書填寫。Number to Words - convert values online, free and instant. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Financ... ✅ 新加坡 NRIC 驗證Nric Validator 新加坡 NRIC 驗證器。輸入 9 位國民身份證號，校驗前綴、校驗字母與格式，用於新加坡身份核驗場景的號碼格式檢查（不驗證真實性）。Nric Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acc... ✅ 新西蘭 IRD 驗證Ird Validator 新西蘭 IRD 驗證器。輸入 8 或 9 位税務號，按官方算法校驗校驗位，用於新西蘭個人與企業税務場景的號碼格式檢查（不驗證真實性）。Ird Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... 🎯 期權盈虧計算器Option Profit Calculator 期權盈虧計算器。選擇看漲/看跌、買方/賣方，輸入行權價、權利金與標的價格，計算到期損益與盈虧平衡點，並説明買方風險有限、賣方風險較高的特徵，輔助期權交易決策。Option Profit Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the F... 📉 期貨盈虧計算器Futures Pnl Calculator 輸入期貨合約開平倉價格、交易手數與槓桿倍數，工具計算多空盈虧、佔用保證金與手續費，輔助期貨交易風控。Futures Pnl Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fin... 💼 流動/速動/資產負債率分析Analysis 5 流動/速動/資產負債率分析工具。輸入流動資產、存貨、負債等財務數據，計算流動性與償債能力指標，用於企業財務健康度評估（結果僅供參考）。Analysis 5 - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. ✅ 澳大利亞 ABN 驗證Abn Validator 澳大利亞 ABN 驗證器。輸入 11 位 ABN 號碼，按官方權重算法校驗合法性，用於企業身份核驗與商務場景的號碼格式檢查（不驗證真實性）。Abn Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ✅ 澳大利亞 TFN 驗證Tfn Validator 澳大利亞 TFN 驗證器。輸入 8 或 9 位税號，按官方權重算法校驗校驗位，用於澳大利亞税務與僱主場景的號碼格式檢查（不驗證真實性）。Tfn Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ⚖️ 盈虧平衡分析Break Even Calculator 輸入固定成本、單價與單位變動成本，計算盈虧平衡點、安全邊際與經營槓桿，支持多場景對比與敏感性分析。Break Even Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fina... 🚗 租賃付款計算器Lease Payment Calculator 租賃付款計算器。輸入租賃物價值、利率與期限，計算融資租賃或車貸的每期等額租金與還款明細，説明前期利息佔比高、後期本金佔比高的特徵，輔助租賃決策。Lease Payment Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the F... 🏠 租金回報率計算器Rental Yield Calculator 輸入房產總價、月租金與持有成本，工具計算毛租金回報率、淨回報率與投資回收期，並支持最多 3 套房產橫向對比。Rental Yield Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fi... 🧮 税率檔次速查Tax Bracket 輸入所得額查詢對應税率檔次與速算扣除數，支持常見税表，幫助快速估算應納税額，純前端查表僅供參考非報税依據。Tax Bracket - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. ✅ 美國 DEA 號碼驗證Dea Validator 美國 DEA 號碼驗證器。輸入 9 位禁毒執法/藥商註冊號，校驗格式與校驗位，用於醫藥、合規場景中機構編號的合法性檢查（不驗證真實性）。Dea Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ✅ 美國 NPI 驗證Npi Validator 美國 NPI 驗證器。輸入 10 位國家提供方標識號，校驗格式與結構合法性，用於醫療從業者、機構身份核驗場景的號碼格式檢查（不驗證真實性）。Npi Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ✅ 美國 TIN 驗證Tin Validator 美國 TIN 驗證器。輸入 9 位納税人識別號，校驗格式與結構合法性，用於美國報税、開户與合規場景的號碼格式檢查（不驗證真實性）。Tin Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ✅ 美國路由號碼驗證Routing Number Validator 美國路由號碼驗證器。輸入 9 位 ABA Routing Number，按模 3 算法校驗校驗位，用於銀行轉賬、支票與自動清算場景的金融機構代碼格式核驗。Routing Number Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finan... ✅ 美國郵編驗證Zip Code Validator 按美國 ZIP 規則校驗 5 位或 ZIP+4 格式，提示州與地區範圍，用於跨境地址表單核驗，純前端校驗不聯網查詢。Zip Code Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance &... ✅ 美國僱主識別號 EIN 驗證Ein Validator 美國僱主識別號 EIN 驗證器。輸入 9 位 EIN，校驗格式與結構合法性，用於企業税務與商務場景的僱主編號格式檢查（不驗證真實性）。Ein Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... 📈 股票盈虧計算器 賣出模式Stock Profit Calculator 輸入股票買入賣出價格與數量，工具計算買賣盈虧並自動分解印花税、佣金與過户費，得出淨收益，適合復盤交易。Stock Profit Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fi... 📝 自動換行Auto Line Break 金融文本自動換行工具，按指定寬度對段落折行，適合報表備註與文檔排版對齊，純前端即時處理。Auto Line Break - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. ✅ 英國 Sort Code 驗證Sort Code Validator Validator 英國 Sort Code 驗證器。輸入 6 位數字銀行分行代碼，校驗長度與數字格式，用於英國本地轉賬與賬户標識場景下的分行代碼格式核驗。Sort Code Validator Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the ... ✅ 西班牙 DNI 驗證Dni Validator 西班牙 DNI 驗證器。輸入 9 位國民身份證號，按模 23 算法校驗末位校驗字母，用於西班牙身份核驗場景的號碼格式檢查（不驗證真實性）。Dni Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ✅ 西班牙 NIE 驗證Nie Validator 西班牙 NIE 驗證器。輸入 9 位外國人身份編號，按模 23 算法校驗末位校驗字母與格式，用於西班牙居留、税務場景的身份號碼格式檢查（不驗證真實性）。Nie Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... ✅ 許可證密鑰驗證License Key Validator 按格式規則校驗軟件許可證密鑰的區段與校驗位，提示長度與字符限制，用於註冊表單核驗，純前端校驗不連接授權伺服器。License Key Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance ... 📝 詞頻統計工具Word Frequency 對文本分詞並統計各詞出現次數，按頻次排序去停詞，用於關鍵詞提取與文本分析，純前端處理長文不上傳。Word Frequency - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 💼 財務（報表/三表/附註）生成Finance 財務報表/三表/附註生成器。按選定模板在前端生成資產負債表、利潤表、現金流量表及附註的示例文本，可直接複製使用，用於財務演示、教學與模板參考。Finance - generate results online, free and instant. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & ... 💼 財務（風險/槓桿/敏感）分析Finance 財務風險/槓桿/敏感分析工具。輸入負債、利息與關鍵變量，計算財務槓桿與敏感性指標，評估經營風險，用於投融資決策的風險研判（結果僅供參考）。Finance - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 📚 貨幣代碼查詢Currency Code Query 按 ISO 4217 代碼或貨幣名互查，顯示符號與小數位，用於財務單據與跨境報價核對，純前端查表不依賴網絡。Currency Code Query - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting to... 💱 貨幣換算Currency Convert 輸入金額並選擇 20 餘種主流貨幣之一，工具用靜態參考匯率批量換算，適合旅行或跨境報價的快速多幣種轉換。Currency Convert - convert values online, free and instant. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finan... 💱 貨幣符號速查Currency Symbol 按 ISO 4217 代碼、國家或地區查詢，工具返回對應貨幣符號、三位字母代碼與所屬國家/地區，便於財務文檔規範書寫。Currency Symbol - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 🏦 貸款攤銷計算器Loan Amortization 輸入貸款本金、利率與期限，工具生成逐期還款明細（本金利息分解），支持提前還款模擬並以圖表展示利息節省。Loan Amortization - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. 💰 貸款方案對比器Loan Plan Comparator 貸款方案對比器Loan Plan Comparator - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting t... 🏦 貸款月供計算Loan Monthly Payment Calculator 輸入貸款本金、年利率與還款年限，工具按等額本息公式算每月還款額與總利息，也可切換等額本金查看月供變化。Compute monthly loan payment. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. ✅ 車架號 VIN 驗證Vin Validator 輸入 17 位車架號 VIN，工具校驗格式與校驗位，並解讀第 10 位車型年份及世界製造廠代碼，輔助車輛信息核驗。Vin Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Acco... 🚗 車貸計算器Car Loan Calculator 輸入車價、首付比例、貸款年利率與期限，工具計算月供，併疊加購置税、保險與上牌費估算購車綜合成本。Car Loan Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Financ... 🧮 退休金/養老金計算器Retirement Calculator 輸入當前資產、每年儲蓄與距退休年限，工具基於 4% 法則估算退休所需資金池及資產增長軌跡，規劃養老儲備。Retirement Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fina... 📉 通貨膨脹計算器Inflation Calculator 輸入當前金額、年通脹率與年限，工具正向計算未來同等商品的名義價格，或反向求出現在需儲備多少才能保值。Inflation Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finan... 📝 鏡像文字Mirror Text 將文字左右鏡像反轉生成可複製的字符或預覽圖，用於趣味簽名、藝術字與水印，純前端即時轉換支持一鍵複製結果。Mirror Text - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finance & Accounting tools. ✅ 駕照驗證Driver License Validator 按規則校驗駕駛證號格式與校驗位，提示可能的地區與發證年份，用於表單核驗與示例，純前端校驗不聯網查詢。Driver License Validator - check and validate online, free. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Finan... 🎲 高級密碼生成器Advanced Password Generator 自定義長度、字符集與排除規則生成高強度密碼，支持口令短語模式，純前端生成不存儲，適合賬號安全與密鑰管理。Advanced Password Generator - generate results online, free and instant. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part... 🥇 黃金克重與價格換算Gold Price Calculator 手動輸入金價 · 多單位換算 · 純度折算 · 雙幣種顯示 · 回收估價Gold Price Calculator - calculate online, free and accurate. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Fina...