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PhotoMath app review: a unique camera calculator 2021



Whether you are a student of mathematics or a parent wishing to check your child’s homework despite your long-forgotten mathematical formulae, PhotoMath is a calculator app that you should consider getting on your iPhone or iPad.

The best iPad apps for calculators

This incredible iPhone calculator app has a unique concept which sounds too good to be true, enabling you to get the right answer immediately by simply scanning the equation within a built-in frame on the in-app camera.

With a free and lightweight download of 7.3 MB, you can begin solving for x among other mathematical functions. Let’s take a look at the features of this top iPhone calculator app more thoroughly in our PhotoMath app review.



User Interface

PhotoMath is a great addition to the Education section of the App Store, and has been featured on the likes of TIME magazine. The user interface is really simple, ad-free, and has a tiny tutorial when you launch the app so you know how to use it.

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There are four icons at the bottom of the app camera, including Recently Scanned, Light, Steps, and Help. The Help section and the launch tutorial are one and the same, so you can go back to learn the functions of this app at any time.

User Interface image

Functions & Features

The main interface of the app is the camera viewfinder, with a red frame within which your equation should be scanned. The answer to the problem will appear immediately.

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If you want to know how the solution was reached, you can use the Steps button which is the third button on the bottom of the screen.

The app supports basic math, fractions, linear equations, decimal numbers, and other functions like logarithms. New types of problems are added in the frequent updates to this app.

The app undergoes regular updates to improve the overall performance and stabilization so that users can have a smooth experience. 

Functions & Features image



Pros & Cons


  • A camera calculator that lets you take photos of mathematical problems and finds the answer for you
  • Check out the step-by-step solution to the problem
  • A great learning tool for children to get better at Math
  • Check your kids' homework
  • Free and lightweight app at 7.3 MB
  • Supports basic math, fractions, linear equations, decimal numbers, and other functions like logarithms
  • New types of problems are added in new updates, and the app is updated often
  • Maintains a scanning history


  • Does not support handwriting

Pros & Cons image

Final Words

PhotoMath is a really unique tool that is sure to become very popular amongst students, parents, and even teachers to tackle math problems. Get this app on your iPhone or iPad for free; you literally can’t go wrong with it.


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Neha Sinha

Neha has been writing and editing since 2010 and has been reviewing iOS apps since early 2014. She has lived in four different countries and loves having the world at her fingertips thanks to these awesome apps.