Keymath - Calculadoras
Android app by Morcho. Education · Morcho
- Store rating
- Unknown
- Store rating count
- Unknown
- Download price
- Free to download
- In-app purchases
- Not listed in captured metadata
- Version
- 1.0.2
- Listing last refreshed
- 2026-09-11
View the original store listing
Store description excerpt
Keyculator is a free scientific calculator designed for students, professionals, and anyone who needs more than basic arithmetic. CALCULATOR MODES - Basic — chained operations with +, −, ×, ÷, and percentage - Scientific — powers, roots, logarithms, and Shift (2nd) functions - Trigonometry — sin, cos, tan in degrees or radians - Algebra — simplify expressions and solve linear equations - Calculus — numerical derivatives and definite integrals - Graphing — graph functions f(x) with zoom controls TOOLS - Currency Converter — live exchange rates for over 30 currencies, automatically updated and saved locally - Unit Converter — length, mass, temperature, volume, speed, area, time, pressure, digital data, and energy - Packing Calculator — calculates how many objects fit in a container using box, sphere, cylinder, pyramid, and cone geometries - PayPal Fee Calculator — calculates net amounts after PayPal fees with conversion Currency Exchange FEATURES - Physical keyboard input - Calculation history automatically saved to your device - Works offline — calculations don't require a connection - Available in English and Spanish - Retro mechanical keyboard aesthetic - No account or registration required PRIVACY All calculations are performed entirely on your device. No calculation data is sent to external servers. Your history is stored only in your device's local storage. The app uses Google AdMob to display banner ads, which may collect device identifiers according to Google's privacy policy. Free. With ads.
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