【實用工具app】Calculator|最夯免費app

This is a simple and useful app.

Key features:

- User friendly interface;

- Supports quadratic equations;

- You can change the background. You can choose the flag of the USA, United Kingdom, Bulgaria, Russia or just grey colour. More will be available soon;

- Swipe (left or right) to use more functions as sin, cos, tan;

- Ad free.

If you have any idea about the app, or you want the flag of your country to be added, or you have a question, drop me a line. I will answer as soon as possible.

Calculator is tested on Samsung Galaxy S4, S3, S2, Tab P5100 and Sony Xperia Miro.

免費玩Calculator APP玩免費

免費玩Calculator App

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