Scientific Calculator

4.6
AndroidGoogle Play

What it actually doesCalcTastic is a high-precision, feature-rich scientific calculator with years of refinement and thousands of satisfied users.

82%Marketing ≈ reality92%Stability52%Live project

Actually does

  • Calculator95% of reviews
  • RPN (Обратная польская нотация)12% of reviews
  • Алгебраический режим с редактированием выражений5% of reviews
  • Продвинутая статистика (15 параметров)8% of reviews
  • Память с 10 регистрами10% of reviews
  • Dark mode8% of reviews
  • Ad-free35% of reviews
  • Тригонометрические функции (Deg/Rad/Grad)10% of reviews
  • Преобразование градусов/минут/секунд (D°M'S")8% of reviews
  • Freemium15% of reviews

Claimed, but not confirmed by reviews

  • Unit converter
  • Работа с комплексными числами
  • Вычисления с дробями и преобразование в дроби
  • Таблица физических констант (44 константы)
  • Calculation History

Common complaints

  • Bug with repeated multiplication: 10*= gives 0 instead of 1003% of mentions

    «10*= gives 0, but it should be 100, each subsequent press of = should multiply the result by 10»

  • Illogical argument order in ʸ√x function (should be ˣ√y)5% of mentions

    «switching the "ʸ√x" button to "ˣ√y" in the settings... prevents me from using your calculator in everyday life»

  • D°M'S" conversion function incomplete — no long-press button for reverse conversion3% of mentions

    «usually calculators when entering... long-pressing [D°M'S"] converts it back to 10°36′45"»

  • Interface partially in English (insufficient localization)5% of mentions

    «everything is in English, please work on this»

  • History cleared by [CLS] key along with screen — illogical3% of mentions

    «History is cleared by [CLR] and [CLS]. Why does clearing the screen [CLS] clear the history? That makes no sense»

What people praise

  • No ads (especially valued compared to competitors)

    «Thank you for being able to use it for free. I hope it won't be tainted with ads in the future; Awesome and ad-free!»

  • RPN with configurable stack depth (up to 100 registers) — a rare feature

    «Finally an RPN calculator with configurable stack depth, not just puny 3 registers»

  • Convenient and intuitive memory and register operations

    «Memory operations just won me over. I never thought it could be organized this way»

  • Convenient, clear and pleasant interface without clutter

    «Very convenient, clear and pleasant interface; minimalist, not cluttered design»

  • Convenient simultaneous display of multiple statistical parameters

    «I especially like the display of many statistics at once from the numbers involved in calculations»

Where to install

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