--- title: "KARL Business Day Calculator - Reviews, Revenue and Downloads in Taiwan | Apple App Store" description: "KARL is the precise business day and deadline calculator for legal and financial workflows. Whether contract deadlines, settlement dates, or compliance deadlines - calculate business days reliably and" --- # KARL Business Day Calculator — Taiwan ![KARL Business Day Calculator App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/47/7f/a7/477fa7f0-7838-80d9-a312-741155d86ba3/AppIcon-0-0-1x_U007ephone-0-1-85-220.png/434x0w.png) **Developer:** [Janosch Zimmer](https://apptail.io/developer/janosch-zimmer-jzWjPb) **Category:** Productivity **Rating:** N/A (0 ratings) **Price:** Free **Bundle ID:** com.tausend.KARL **Store:** Apple App Store **Country:** Taiwan **Version:** 2.0 (released 2026-02-19) **Original Release:** 2026-02-18 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/tw/app/app/id6759219225) **AppTail Page:** [https://apptail.io/app/karl-business-day-calculator-EGgz/taiwan](https://apptail.io/app/karl-business-day-calculator-EGgz/taiwan) ## KARL Business Day Calculator Description KARL is the precise business day and deadline calculator for legal and financial workflows. Whether contract deadlines, settlement dates, or compliance deadlines - calculate business days reliably and document every step with full audit trace. For Lawyers, Bankers & Finance Professionals BUSINESS DAY CALCULATOR (T+N) Add or subtract N business days from a start date - non-business days are automatically skipped ROLL CONVENTIONS Adjust dates according to common market standards (Following, Preceding, Modified Following, Modified Preceding, Unadjusted) LEGAL DEADLINE CALCULATION Calculate statutory deadlines according to German law (BGB) with start rule, period (days/weeks/months/years), and optional business day adjustment COUNT BETWEEN Count business days between two dates - including or excluding boundaries CALENDAR OVERVIEW Visualize months/years with holiday lists and business/non-business marking per day AUDIT TRACE WITH PROOF Tabular documentation for each date with business day status, reason, and counter-check for plausibility verification EXPORT & SHARE Share reports as text, send via email, or copy directly to clipboard Supported Calendars: Germany (all federal states), UK Bank Holidays (England & Wales, Scotland, Northern Ireland), US Federal Holidays, TARGET2 (EU Payments) KARL doesn't just show you the result - it documents every calculation step. Perfect for contracts, compliance documentation, and when every day counts. ## KARL Business Day Calculator Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/eb/67/7f/eb677fa6-6006-dd2d-5175-87515f46fde4/IMG_2195.PNG/1206x2622.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a9/ba/2e/a9ba2ec5-5695-e591-48ce-d363655cab3c/IMG_2188.PNG/1206x2622.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/04/b1/ef/04b1ef67-041d-0bc6-679d-215d8d423058/IMG_2193.PNG/1206x2622.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/60/48/a7/6048a7ac-933b-782b-748c-f39541433312/Simulator_Screenshot_-_iPhone_17_Pro_-_2026-02-15_at_14.59.40.png/1206x2622.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b9/b2/94/b9b29469-e9ba-4bf0-680e-e8a777d61c1d/Simulator_Screenshot_-_iPhone_17_Pro_-_2026-02-15_at_14.59.48.png/1206x2622.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8e/20/d7/8e20d7d3-1103-c51c-ce12-fce25d99dded/Simulator_Screenshot_-_iPhone_17_Pro_-_2026-02-15_at_15.00.08.png/1206x2622.png) ## KARL Business Day Calculator Available In - [Argentina](https://apptail.io/app/karl-business-day-calculator-EGgz/argentina) - [Australia](https://apptail.io/app/karl-business-day-calculator-EGgz/australia) - [Belgium](https://apptail.io/app/karl-business-day-calculator-EGgz/belgium) - [Bulgaria](https://apptail.io/app/karl-business-day-calculator-EGgz/bulgaria) - [Brazil](https://apptail.io/app/karl-business-day-calculator-EGgz/brazil) - [Canada](https://apptail.io/app/karl-business-day-calculator-EGgz/canada) - [Switzerland](https://apptail.io/app/karl-business-day-calculator-EGgz/switzerland) - [Chile](https://apptail.io/app/karl-business-day-calculator-EGgz/chile) - [China](https://apptail.io/app/karl-business-day-calculator-EGgz/china) - [Colombia](https://apptail.io/app/karl-business-day-calculator-EGgz/colombia) - [Czechia](https://apptail.io/app/karl-business-day-calculator-EGgz/czechia) - [Denmark](https://apptail.io/app/karl-business-day-calculator-EGgz/denmark) - [Dominican Republic](https://apptail.io/app/karl-business-day-calculator-EGgz/dominican-republic) - [Algeria](https://apptail.io/app/karl-business-day-calculator-EGgz/algeria) - [Ecuador](https://apptail.io/app/karl-business-day-calculator-EGgz/ecuador) - [Egypt](https://apptail.io/app/karl-business-day-calculator-EGgz/egypt) - [Spain](https://apptail.io/app/karl-business-day-calculator-EGgz/spain) - [United Kingdom](https://apptail.io/app/karl-business-day-calculator-EGgz/united-kingdom) - [Greece](https://apptail.io/app/karl-business-day-calculator-EGgz/greece) - [Hong Kong SAR China](https://apptail.io/app/karl-business-day-calculator-EGgz/hong-kong) - [Croatia](https://apptail.io/app/karl-business-day-calculator-EGgz/croatia) - [Hungary](https://apptail.io/app/karl-business-day-calculator-EGgz/hungary) - [Indonesia](https://apptail.io/app/karl-business-day-calculator-EGgz/indonesia) - [Ireland](https://apptail.io/app/karl-business-day-calculator-EGgz/ireland) - [Israel](https://apptail.io/app/karl-business-day-calculator-EGgz/israel) - [India](https://apptail.io/app/karl-business-day-calculator-EGgz/india) - [Italy](https://apptail.io/app/karl-business-day-calculator-EGgz/italy) - [Japan](https://apptail.io/app/karl-business-day-calculator-EGgz/japan) - [South Korea](https://apptail.io/app/karl-business-day-calculator-EGgz/south-korea) - [Kazakhstan](https://apptail.io/app/karl-business-day-calculator-EGgz/kazakhstan) - [Lebanon](https://apptail.io/app/karl-business-day-calculator-EGgz/lebanon) - [Lithuania](https://apptail.io/app/karl-business-day-calculator-EGgz/lithuania) - [Madagascar](https://apptail.io/app/karl-business-day-calculator-EGgz/madagascar) - [Mexico](https://apptail.io/app/karl-business-day-calculator-EGgz/mexico) - [Malaysia](https://apptail.io/app/karl-business-day-calculator-EGgz/malaysia) - [Nigeria](https://apptail.io/app/karl-business-day-calculator-EGgz/nigeria) - [Netherlands](https://apptail.io/app/karl-business-day-calculator-EGgz/netherlands) - [Norway](https://apptail.io/app/karl-business-day-calculator-EGgz/norway) - [New Zealand](https://apptail.io/app/karl-business-day-calculator-EGgz/new-zealand) - [Peru](https://apptail.io/app/karl-business-day-calculator-EGgz/peru) - [Philippines](https://apptail.io/app/karl-business-day-calculator-EGgz/philippines) - [Pakistan](https://apptail.io/app/karl-business-day-calculator-EGgz/pakistan) - [Poland](https://apptail.io/app/karl-business-day-calculator-EGgz/poland) - [Portugal](https://apptail.io/app/karl-business-day-calculator-EGgz/portugal) - [Romania](https://apptail.io/app/karl-business-day-calculator-EGgz/romania) - [Saudi Arabia](https://apptail.io/app/karl-business-day-calculator-EGgz/saudi-arabia) - [Sweden](https://apptail.io/app/karl-business-day-calculator-EGgz/sweden) - [Singapore](https://apptail.io/app/karl-business-day-calculator-EGgz/singapore) - [Thailand](https://apptail.io/app/karl-business-day-calculator-EGgz/thailand) - [Türkiye](https://apptail.io/app/karl-business-day-calculator-EGgz/turkey) - [Taiwan](https://apptail.io/app/karl-business-day-calculator-EGgz/taiwan) - [Ukraine](https://apptail.io/app/karl-business-day-calculator-EGgz/ukraine) - [Vietnam](https://apptail.io/app/karl-business-day-calculator-EGgz/vietnam) - [South Africa](https://apptail.io/app/karl-business-day-calculator-EGgz/south-africa) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*