1. Added flexible UI space, allowing users to customize their preferred layout. 2. Introduced a diatomaceous earth-style numeric display background. 3. Redesigned the background to support transparent mode. 4. Hid function buttons for a cleaner interface. 5. Adjusted the position of operator symbols to align with numeric keys. 6. Enhanced UI scaling to support all platforms and avoid displacement or overlap.

Updated app name and subtitle. Extended part of the background to support transparency.

Added transparent mode for keyboard background Added galaxy background Added watercolor cloud background

1. Optimized text colors for a livelier interface. 2. Added custom fonts, bold option, and thousands separators for clearer numbers. 3. New converter for weight, length, and temperature units with quick swipe switching. 4. Layout tweaks give you a larger, clearer calculation window.

1. Calculation capacity increased from 20 digits to 30 digits, now you can easily handle multiple arithmetic operations! 2. Full support for extremely large number calculations, without using those ugly scientific notations at all! 3. Colorful number display to make your interface more lively! 4. Added thousand separators display so that large numbers are instantly clear—no more straining your eyes! 5. Input text now features a shadow effect for a clearer, more layered display! 6. Incorrect or invalid input will trigger adorable cat error prompts! 7. Displays the remaining number of input characters, so you always know how much space is left for longer expressions! 8. Decimal places increased to 15 digits after the decimal point for even higher precision!

Remove internal test button

Update message notifications: When new features or cat icons are available, a notification badge will appear on the icon to proactively notify the user.

Add a new metal-style button

1. Added a new carpet background theme 2. Adjusted the gray tabby cat theme 3. Improved the translation file for background themes

New Gray Tabby character theme added.

Fixed the issue where pressing the “Done” button on the page for editing the cat and background themes would return directly to the main page instead of going back to the previous theme selection page.