Calculator ∞

Actually does

• ✓Calculator85% of reviews
• ✓2D-графики функций10% of reviews
• ✓Решение уравнений и систем10% of reviews
• ✓Вычисление интегралов и производных15% of reviews
• ✓Unit converter20% of reviews
• ✓Offline-first15% of reviews
• ✓Ad-free10% of reviews

Claimed, but not confirmed by reviews

• ⚠Handwriting Recognition
• ⚠Матричные вычисления
• ⚠Регрессионный анализ и статистика
• ⚠Вычисления с комплексными числами
• ⚠Dark mode
• ⚠iPad-optimized
• ⚠Data export
• ⚠Решение задач по фото (IAP)

Common complaints

• ✗Criticism of new interface (v5.5.4)50% of mentions

  «New interface is very inconvenient to use! I really loved this app with previous interface. Now it's impossible to use it.»

• ✗Non-intuitive navigation and function search25% of mentions

  «Adding the number Pi to a formula is a harder task than calculating a line integral. 7 minutes searching in the functions list»

• ✗Crashes on iPad/iOS 1215% of mentions

  «Crashes after the latest update on iPad mini iOS 12.5.7»

• ✗Errors in complex number calculations and syntax10% of mentions

  «Calculated polar and algebraic forms of complex numbers incorrectly»

• ✗Slowness with complex calculations10% of mentions

  «It's very slow in complex calculations. iPad Air, iOS 12»

What people praise

• ★Powerful functionality (integrals, probability, matrices)

  «Is it even legal to release such a powerful calculator for a phone? I solved a probability theory problem on my phone in just a few clicks»

• ★Offline functionality without internet

  «The only calculator with such offline capabilities on iOS»

• ★No advertising

  «No annoying ads whatsoever!!!»

• ★Complete set of tools for scientific calculations

  «Great product! Contains all the stuff you may need!»

• ★Reliability during long-term use

  «Love this app for about ten years and using instead of default»

Where to install