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Calculator ∞

Calculator ∞

The Best Scientific Calculator

6.2K ratings
414 reviews
📚 Education
🔧 Utilities
$5.99
In-App Purchases

Details

  • Released
  • Updated
  • September 16, 2011
  • March 12, 2026

Features

Developer

Incpt.Mobis
✨Promote your app ✨
Calculator ∞ screenshot #1 for iPhone
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Calculator ∞ screenshot #9 for iPhone
Calculator ∞ screenshot #10 for iPhone
iphone
ipad
🧾$0.99 - $8.99
In-App Purchase↘︎
⭐414
Reviews↘︎
📝40+ tags
Tags↘︎
🔄6+ apps
Alternatives↘︎
❓5 answered
FAQ↘︎
📦~ in 2 months
Updates frequency↘︎
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About

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

✓Step-by-step solution hints
✓Math Photos Solver
✓Handwriting Recognition
✓AI Math Problem Solver
✓2D Graphing
✓Unit Converter
✓Matrix/Vector Mode
Show original description

What's New in Calculator ∞

7.1

March 12, 2026

▸ Support F(X,Y) = 0. E.g. Sin(X) + Cos(Y) = 0. ▸ Math Problem Solver ▸ Stability Improvements ▸ Minor Bug Fixes.

More

Subscription plans

Unlimited OCR/Writing 1 Month

Unlimited Photo/Writing Recognition - 1 Month

$3.491 Month
How to cancel Calculator ∞ subscription ⁉️
4

In-App Purchases

$1.99

900 AI Recognition & Queries

900 Queries of Math/HandWriting Recognition

User reviews

Most RecentHighest RatedLowest Rated

Full Range

Worth the cost, especially if you want every possible range of calculators. Scientific, graphing, etc.
IzaranIzaran

The BEST calculator EVER!

'Nuff said. It's the best. Get it. Period. Five year later, still best. Get it. Now. Ten years later; still the best and getting better.
futuredirectedfuturedirected

Superior Calculator

Given the security risk with being able to unlock iPhone with default calcualtor, deleted, and researched for a reliable calculator. Best phone calcualtor ever- used it to help spouse through college math course…. Better functionality than a scientific calculator… perfect
md1872md1872

♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️♾️

いままで使った電卓で一番使いやすかったです。ありがとうございます😊
！！！！！！！！！
Riemann zeta関数Riemann zeta関数

very useful

👍👍👍
Shawn’s iPhoneShawn’s iPhone
See 409 more reviews

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FAQ

What does Calculator ∞ do?

Calculator ∞ is a multi-function calculator app designed for a wide range of users, from basic calculations to advanced scientific computation. It features a powerful math core and algebra engine, supporting mathematical display and offering features like step-by-step solutions, handwriting recognition, and 2D graphing.

What are the key features of Calculator ∞?

Key features include step-by-step solutions, a math photo solver, handwriting recognition, an AI math problem solver, and comprehensive 2D graphing capabilities. It also offers a unit converter, matrix/vector mode, and advanced algebra functions.

How much does Calculator ∞ cost?

The app is free to download and use for basic functions. However, advanced features such as the Math Photos Solver, Handwriting Recognition, and Math Problem Solver (AI) require an in-app purchase.

What devices is Calculator ∞ compatible with?

Calculator ∞ is a universal app designed for iPhone and iPad, supporting multitasking on iPads. It is compatible with various iPhone and iPad models, including the latest Pro versions.

Who would benefit from using Calculator ∞?

This app is ideal for students studying mathematics, science, or engineering, as well as professionals like programmers and engineers who require advanced calculation tools. Its comprehensive features cater to both basic and complex mathematical needs.