inst Calculator app for iPhone and iPad

Completely free and ad-free! The best alternative to System Calculator.

[Main Functions]

- Scientific calculation functions and display in accordance with mathematical format.
- Support mixed input of text and numbers.
- Real-time calculation and editing.

- Real-time summation statistics, select the calculation formula to adjust the summation range.
- Independently select the calculation formula to generate pictures for export and sharing.

- Paste the calculation result directly by dragging.
- Support drag sorting, left swipe to delete.

- Specially adapted to iPad large screen and iPhone landscape screen.
- Keyboard supports sound and haptic feedback.
- Quick toolbar, undo redo and other handy functions.
- Automatic saving of calculation records.
- Brisk and smooth, click-to-go.

Due to the use of some new features, it is recommended to update to the latest iOS system for the best experience.

Any questions or suggestions can be feedback to me at any time through the email ([email protected]), thank you very much!

If you think the calculator is not bad. You can also take a look at the premium version of instPro, your support is also the biggest motivation for my subsequent development.