Showing 101–120 of 1,000 ranked alternatives.
Wassim Murr
Size ducts by friction rate or velocity
Calculate sizes for rectangular and circular ducts by inputting maximum friction rate or velocity. Switch between calculation methods by tapping values. Convert between I-P and S-I units using a toggle switch. Export results for reference.
Raphael Odermatt
Convert units and track rates
Convert units across 17 categories with 398 options. Switch between currencies using daily updated exchange rates. Access converter on Apple Watch for quick and conversions.
Noriyasu Kutsuzawa
Edit formulas, check calculations, reuse past entries
Enter and edit mathematical formulas with real-time validation to prevent errors. Reuse past formulas to adjust values quickly. Navigate expressions using a cursor or arrow keys. Swipe to switch between calculation modes and view results instantly.
良峰 侯
Calculate, convert, and share results
Offers a standard, scientific, and fractions with over 30 scientific operations. Users can add notes to calculation history and share entries.
Panoramic Software Inc.
Calculate and manage your finances
Perform complex calculations using ten built-in calculators. Access ten financial worksheets for budgeting, loans, and investments. Input formulas, view results, and save calculations. Export data as PDF or text. Switch between light and dark modes.
Lalit Patil
Calculate loans, convert units, take notes
Perform financial calculations with tools for loan analysis, amortization schedules, and refinance savings estimation. Convert units across multiple categories. Automatically generate notes and track expenses for budgeting and planning.
晖明 甘
Calculate, record, and track equations
Perform calculations with basic and scientific functions including percentages, exponents, and trigonometric operations. View or hide calculation history. Use voice input in multiple languages. Access a calculator widget for quick access.
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