This app offers a multi-page calculator with automatic saving and advanced functions like percentage and VAT calculation. It uniquely presents calculations in an interactive, handwritten style that can be customized with your own script.
Summarized from real user reviews of Calculus doodlus. Based on 540 reviews and a 4.8/5 average, it highlights the 5 positives and 4 negatives reviewers mention most about this Utilities app.
2.1.2
April 21, 2026
A tiny update: there’s now a quick consent screen for ads, as required by the latest guidelines. The rest of the app stays as simple and friendly as you know it.
More$0.99
Remove Ads
Remove Ads
3 issues
Calculation results not displaying correctly
App crashing on launch for some users
5 requests
Add ability to edit/delete individual calculations
Implement a dark mode option
Calculus doodlus is a calculator app that offers a multi-page interface, automatic saving of your work, and advanced functions like percentage and VAT calculations. It also allows you to create interactive pages that mimic handwritten calculations, which can be customized with your own handwriting.
Key features include a multi-page interface for organizing calculations, automatic saving of all your work, the ability to calculate percentages and VAT, and a unique interactive page that looks like it was calculated by hand. You can even customize this handwritten style with your own script.
The application is available for free but includes in-app purchases. This means you can download and use the basic functionalities without cost, with options to purchase additional features or enhancements.
The description mentions it was featured as an 'iPhone App of the Week' and was featured in Germany, Switzerland, and Austria, indicating strong compatibility with iOS devices. It functions like a classic calculator, requiring typed input for operations.
This app is ideal for students, professionals, or anyone who frequently uses a calculator and appreciates a more personalized and visually appealing way to view their calculations. The handwritten style and customization options make it stand out for everyday use.
