▸ Calculator +

Actually does

• ✓Calculator95% of reviews
• ✓Unit converter15% of reviews
• ✓Научный калькулятор (тригонометрия, логарифмы)20% of reviews
• ✓Calendar5% of reviews
• ✓Clipboard manager10% of reviews
• ✓Russian localization(bonus)25% of reviews

Claimed, but not confirmed by reviews

• ⚠Currency converter
• ⚠RPN режим (обратная польская нотация)
• ⚠Статистический калькулятор
• ⚠Построение графиков функций
• ⚠Решатель уравнений
• ⚠Конвертер систем счисления
• ⚠Финансовый калькулятор (ипотека, NPV)
• ⚠Dark mode

Common complaints

• ✗Currency converter not updated since 20168% of mentions

  «But currency exchange rates stopped updating on 12.12.2016»

• ✗App crashes when copying result5% of mentions

  «After the update, you try to copy the result which was really liked before, and it crashes»

• ✗DEL button works as AC after '=' (cannot edit)6% of mentions

  «DEL now works as AC after pressing '='. So there is no chance to correct anything»

• ✗Compatibility issues with iOS 10-1320% of mentions

  «Doesn't work on iOS 10!»

• ✗Confusing interface for plotting graphs and converter5% of mentions

  «How to plot a function graph is unclear. The interface of many functions is inconvenient»

What people praise

• ★Huge set of features in one app

  «Best calculator in the store functionality-wise. Replaces many other apps»

• ★Best engineering/scientific calculator

  «Simply the best engineering calculator. I'm a student and I've tried a ton of calculators. I haven't seen anything better than this»

• ★Intuitive, convenient interface

  «10 times more convenient than a regular calculator»

• ★Stability, design, and development quality

  «Lots of features and you can tell it's made with passion and for people! For the development, functionality, and design - 5 stars»

• ★Long-standing, proven product (since 2007)

  «I've been using the app practically since the very first iPhone 3G»

Where to install