UniCount scientific calculator
Danil Voidilov Utilities iPhoneiPadiPod touchMac
UniCount scientific calculator is a free Utilities app for iPhone and iPad by Danil Voidilov. Rated 4.9/5 from 14 ratings. Requires iOS 16.0.
- Rating
- 4.9
- 14 ratings
- Price
- Free
- on the App Store
- Size
- 41 MB
- Age 4+
- Updated
- Aug 31
- 2026 · v3.1.9
Screenshots
About UniCount scientific calculator
UniCount is a scientific calculator: natural formula input, complex numbers, units and currencies, matrices, your own functions, and high, guaranteed precision. KEY FEATURES: • Natural math notation: multi-story fractions, powers, roots of any degree. • High, guaranteed precision: huge numbers (50! is not a problem), repeating decimals with a period bar. • Mix units and currencies right in a formula: 100 $ + 5 000 ₽, 5 ft + 9 in ► cm. • Convert anything with one key: length, mass, speed, data, currencies and crypto. • Define your own constants and functions and reuse them anywhere. • Matrices: product, inverse, determinant, transpose. • Complex numbers in all functions. • Clear errors that highlight the exact spot in the formula. EDITING: • Caret, selection, and full formula editing built for touch. • Undo slider and calculation history — nothing gets lost. • Live result under the formula while you type. ADDITIONAL FEATURES: • Keyboard extension: the full calculator inside any app, no switching away. • History, your constants and functions sync across your devices via iCloud.
Ratings & reviews
4.9
14 ratings
What’s new
Version 3.1.9 · Updated August 31, 2026
New in 3.1: • Graphs: plot your functions and expressions as curves; complex functions — as domain coloring. • Number bases: binary, hexadecimal or any other base — fractions and repeating digits included. • New themes in settings. And from the recent 3.0 update: • Units and currencies right in formulas, with one-key conversion: 100 $ + 5 000 ₽, 5 ft + 9 in ► cm. • Your own constants and functions. • Matrices: product, inverse, determinant, transpose. • High, guaranteed precision: huge numbers (50! is not a problem), repeating decimals with a period bar. • Reworked editing: selection, caret control from the keypad, undo slider. • Live result under the formula while you type. • Clear errors that highlight the exact spot in the formula. • History, constants and functions sync across devices via iCloud. • UniCount is now also on the Mac — as a native app.
App privacy
The developer, Danil Voidilov, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| UniCount scientific calculator | 4.9 / 5 (14 ratings) | Free | August 31, 2026 | |
| Calculator ⁺⁻ | 4.7 / 5 (42) | Free | Mar 21, 2025 | Compare |
| A Complex Calc | 4.7 / 5 (24) | Free | Aug 20, 2026 | Compare |
| Omega Calculator | 4.7 / 5 (44) | Free | May 24, 2024 | Compare |
| Smart Calculator - SmartCalc | 4.5 / 5 (23) | Free | Oct 19, 2026 | Compare |
| Scientific Calc | 3.7 / 5 (3) | 1.99 USD | Jun 11, 2026 | Compare |
| Cuspart: myCal | 5.0 / 5 (1) | Free | Sep 18, 2026 | Compare |