Reference information and calculations on iPhone.
The app offers reference information, calculations, and conversions. It includes over 200 conversions, common lists, a tip calculator, and Roman numeral conversion.
Showing 501–520 of 1,000 ranked alternatives.
Andy Sutanto
Convert MOV files to MP3 offline
Convert MOV videos to MP3 audio files offline. Perform multiple conversions at once. Access a conversion history log to review past files. Extract audio directly from videos without requiring an internet connection.
阳辉 刘
Convert , track rates
Convert with real-time rates for over 160 . Calculate conversions manually or automatically. Track spending in local . Share rates via social media. Sync with Apple Health for travel budget tracking.
Gongxing Wu
Convert CAD to USD offline
Convert Canadian to US using cached exchange rates for offline use. Check currency conversions during travel or daily transactions. Split bills and calculate prices with a simple calculator interface. Update rates automatically when online.
Eighth Day Software, L.L.C.
Calculate, edit, and track numbers
Offers basic arithmetic operations and advanced scientific functions. Users can switch between keyboards for different calculations. It includes loan calculations, trigonometry, and unit conversions.
Global Alloy Pipe & Supply, Inc.
Access specs and charts on the go
Access steel specifications including wall thickness and mass measurements in inches, millimeters, pounds, and kilograms. Convert units between feet, meters, pounds, and metric tonnes. Compare costs and view charts from ASME B36.
Audiofile Engineering, LLC
Calculate audio parameters and settings
Calculate note lengths and bar lengths for musical compositions. Convert time signatures and tempo. Adjust beat divisions and measure counts. Export results and share calculations.
Chris Dressler
Calculate tips, track receipts, understand etiquette.
The app offers a Simple Mode for quick calculations with standard tip percentages and a Custom Mode for specific needs. It also includes US tipping standards and a receipt capture feature for expense tracking.
Yong Tze Chi
Calculate fractions and mixed numbers
Calculate fractions and mixed numbers without converting to decimals. Perform addition, subtraction, multiplication, and division. Convert between fractions and decimals. Input measurements for precise calculations.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.