I'd like a demo in
Timings below don't suit you? Send your preferred timing!
Loading calendar..


Display a simple interactive calculator to your users

All Mini-apps


This simple but handy mini-app allows your users to do basic arithmetic from inside the ebook. They won't need to go in search of a real or online calculator to do some basic calculations. It's ideal for ebooks on Mathematics and Physics that contain exercises for the students to solve. Or any ebook with basic calculations involved.




Customize your Mini-app



Get started with Kotobee

Get your free license
Risk free - No credit card required.

For quotations on customized solutions

Get a quote
The Kotobee logo and all Kotobee product logos are trademarks owned by Vijua 2014-2020