ChronoCalc Pro

ChronoCalc Pro

Time calculations made easy!

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Free

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Details

Released
January 3, 2026
Updated
October 27, 2026

Features

ChronoCalc Pro screenshot #1 for iPhone
ChronoCalc Pro screenshot #2 for iPhone
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ChronoCalc Pro screenshot #4 for iPhone
iphone
ipad
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About

The simplest and most powerful way to calculate time. Perfect for pilots, freelancers, consultants, and anyone who needs to track and calculate hours with precision. FEATURES: - Pro Time Math - Add, subtract, multiply, and divide time values effortlessly. - Live Preview - See the result as you type. Tap = to save it. - Flexible Time Input - Enter time your way: 1h30m, 1:30, or with a comma. The first time you type a comma, you choose what it means: 7,5 as 7h 30m (decimal hours) or as 7h 5m (hours and minutes). - Instant Decimal Conversion - Switch between standard time (1h 30m) and decimal hours (1.50 hrs) right next to the result, with customizable decimal precision. - History - Your last 100 calculations, one tap to reuse a result. On iPad, a full-height history panel grouped by day. Delete single entries or clear it all. - Clear Error Messages - Plain-language hints show what went wrong and which line to fix. - CSV Import/Export - Import time logs or export your calculation history, with a configurable delimiter (comma, semicolon, or tab). Timesheets work in English, Norwegian, Swedish, Danish, German, French, and Spanish. - Quick Copy - Copy the result to your clipboard with a single tap. - Designed for iPhone and iPad - Layouts for portrait and landscape, with Liquid Glass on iOS 26. - Accessible - VoiceOver reads times in whole words and announces every result. Keys support Dynamic Type and the Large Content Viewer, and animations respect Reduce Motion. - Your Language - Available in English, Norwegian, Swedish, Danish, German, French, and Spanish. - Smart & Robust - Handles negative time values and seconds with correct formatting. PERFECT FOR: - Pilots: Logging flight hours and calculating block time. - Freelancers & Consultants: Tracking billable hours and creating invoices. - Project Managers: Calculating project durations and resource timing. - Anyone: Converting time formats, adding up timesheets, or any task that involves time math. No ads. No subscriptions. Your data is 100% private and never leaves your device.
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What's New in ChronoCalc Pro

2.0

October 27, 2026

ChronoCalc Pro 2.0 is a complete redesign. - New look: a large, easy-to-read result, colour-coded calculations, and Liquid Glass on iOS 26. - Live preview: see the result while you type, then tap = to save it. - History: your last 100 calculations, one tap to reuse. On iPad, a full-height history panel grouped by day. Delete single entries or clear all. - Clear errors: plain-language messages show what went wrong and where. - Comma your way: the first time you type a comma, choose whether 7,5 means 7h 30m or 7h 5m. - New languages: Norwegian, Swedish, Danish, German, French and Spanish. - Better accessibility: VoiceOver reads times in whole words and announces results, and keys support the Large Content Viewer. - CSV import now recognises duration columns in all of these languages.

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