- Optimized UI. - Optimized some code that may cause swipe input to be lost. - The switching state between the default keyboard and the system keyboard will be retained automatically.

- Fixed possible crashes in some cases. - Optimized the touchable range of the Clear key.

- Added a shortcut keypad to pop up when switching to system keyboard. You can choose to turn on or off in the keyboard settings. - Added clear button.

- Added setting option to turn off keyboard shortcuts for a cleaner interface.

- Fixed an issue where text and numbers were calculated incorrectly when mixed input in some cases. - Added sound and haptic feedback for some keys in the keyboard and shortcut toolbar.

- Toggle the default division and multiplication symbols in the keyboard settings. - Added batch deletion function. First click the upper right corner to enter the selection mode, select the calculation you want to delete, and then click the trash can icon in the lower right corner. - Fixed an issue where the undo function could not be used in some cases. ——Recent Update—— Version 2.0 big update. Thank you very much for your suggestions and feedback. This update is close to a rewrite. A new UI design has been used, a better performance computing engine has been redesigned, and a number of new functions and features have been added. For details, please check the App Store page. Some details are still being improved, and any questions in use can be reported to me at any time. In addition, due to the use of some new components, some of the previous functions were temporarily canceled in the new version due to compatibility and other issues. It mainly includes one-handed keyboard, multiple keyboard styles, background grid, etc. Please pay attention before upgrading.

- Optimized delete and move cursor buttons. Long press to quickly delete, continue long press will delete everything in front of the cursor. - Fixed the issue that the interface flashed when some devices opened the function list. - Fixed keyboard clicking lag in some cases. ——Recent Update—— Version 2.0 big update. Thank you very much for your suggestions and feedback. This update is close to a rewrite. A new UI design has been used, a better performance computing engine has been redesigned, and a number of new functions and features have been added. For details, please check the App Store page. Some details are still being improved, and any questions in use can be reported to me at any time. In addition, due to the use of some new components, some of the previous functions were temporarily canceled in the new version due to compatibility and other issues. It mainly includes one-handed keyboard, multiple keyboard styles, background grid, etc. Please pay attention before upgrading.

Version 2.0 major update. Thank you very much to everyone who provided me with valuable suggestions and feedback. This update is a near rewrite. It uses a new UI design, a redesigned computing engine with better performance, and also adds several new features and functions. Check out the App Store page for details. Some details are still being improved, please feel free to give me feedback if you have any questions. In addition, due to the use of some new components, some of the previous features are temporarily cancelled in the new version due to compatibility issues. Mainly including one-handed keyboard, multiple keyboard styles, background grid, etc.. Please pay attention before upgrading.

- Fix some other issues that may cause the exception of scrolling. If your list is exceptionally scrolling, it is recommended to update to this version.

- Fix the list scrolling exception after updating iOS16.1.

- Added background grid switch. - Fix possible time error on promotion page.

- Blocked the blank shortcut input bar below the iPad keyboard. - Added a function shortcut keyboard, it is recommended to use it with the minimalist keyboard. - If the last formula is not empty during cold start, a new line will be added automatically, which is convenient for fast new calculation.

- Fixed the problem that the App icon could not be modified correctly in some cases.

This time brings a number of features and stability updates. - Newly designed keyboard settings interface, instant preview of your choices. - Added multiple App icons, you can choose to switch in the settings. - Added multiple keyboard layouts, you can choose to switch in the settings. - Added multiple keyboard sounds, you can choose to switch in the settings.

- Fixed the problem of incorrect typesetting of formulas in some cases.

- Optimize animation details - Added a simple keyboard that can be toggled in settings