OpenCalc - Calculator
★ 4.4AndroidGoogle Play
What it actually doesThis modern and beautiful scientific calculator will help you solve all your calculations.
75%Marketing ≈ reality65%Stability62%Live project
Actually does
- ✓Calculator95% of reviews
- ✓Open source10% of reviews
- ✓Dark mode15% of reviews
- ✓Ad-free25% of reviews
- ✓История расчётов(bonus)20% of reviews
Common complaints
- ✗Calculation history disappears15% of mentions
«After an hour all calculations disappear»
- ✗Screen doesn't turn off, history interface bug10% of mentions
«The screen doesn't turn off even if sleep mode is disabled in settings. And when you open history - there's a bug at the top, half the screen is empty»
- ✗Missing 1/x (reciprocal) function5% of mentions
«no memory, no 1/x»
- ✗Keys sometimes don't respond during fast input5% of mentions
«keys sometimes don't respond during fast typing»
- ✗Large numbers don't fit on screen, font doesn't shrink5% of mentions
«The number didn't fit on the screen. Make the font shrink»
What people praise
- ★Simplicity, minimalism, excellent design
«truth in simplicity! Best calculator without unnecessary features»
- ★No ads and no unnecessary permissions
«open source, simple in design, check the permissions – this is how ALL apps should be»
- ★Reliable core functionality (calculates correctly)
«It calculates :) The best calculator, it's convenient»
- ★Ability to choose themes
«With themes that you can download»
- ★Includes trigonometric and scientific functions
«has sines and logarithms»