1. [New] Added Solar & Lunar Converter: Supports two-way conversion between solar and lunar calendars with zodiac animals, heavenly stems/earthly branches, solar terms, and birthday forecasts. 2. [New] Added Date Calculator: Supports interval calculation (workdays, weekends, full span) and forward/backward target date forecasting. 3. [Fixed] Full Light Theme Adaptation: Resolved contrast issues and pixel overflows in Reaction Test, Stopwatch, and Morse Code for a seamless day-and-night visual experience. 4. [Optimized] Multilingual & UI Polish: Enriched Simplified Chinese, Traditional Chinese, and English localizations while decluttering the toolbox interface. We truly value your experience. If you have any questions or feedback, please reach out via [Settings] -> [Feedback] in the app!

What's new in CalcMate: 1. Smarter Currency Converter: Added clear country icons for major world currencies so you can find them instantly. Improved numbers layout makes conversions much easier to read. 2. Smoother Financial Words: Quicker currency selection for accounting and formal receipt amounts, saving you extra taps when preparing expenses. 3. Seamless Tool Flow: Your calculation results now carry over automatically into Currency, Unit Converter, and Amount in Words without retyping numbers. 4. Cleaner Screen Space: Exchange rate update banners now slide away smoothly as you scroll, giving you a wider, distraction-free view. 5. Overall Polish: Clearer currency symbols across devices, plus small bug fixes for an even smoother experience.

CalcMate New Version Update: 1. [Calculation Engine] Improved continuous equation parsing for faster, smoother calculations; 2. [History Records] Enhanced history note editing with easier tap-to-reuse and copy; 3. [Toolbox] Upgraded unit and currency conversion precision for everyday math; 4. [Design & Polish] Refined dark mode contrast and haptic feedback. Fixed minor issues. Thank you for choosing CalcMate! If you have any feedback, reach out via Settings > Feedback.

- [New] Refactored history management with support for multi-selection, batch copying, batch favoriting, batch notes editing, and batch deletion. - [New] Added mobile App download guide with QR code display for quick installation and seamless cross-device usage.

[New] Added parentheses () support for computing complex, multi-layered nested expressions. [Optimized] Smart paste filtering: Automatically removes Chinese characters and currency symbols to extract and calculate numbers only, preventing calculation errors. [Optimized] Inline editing: Tap anywhere in the formula to modify text directly—no more deleting and restarting.

- [New] Recalculation function. Historical calculations can also be recalculated. Whether it is modification or addition. - [New] Use result function. The result of historical calculations can be directly appended to the current expression for calculation. - [New] Expression editing function. Modify by clicking anywhere. No need to recalculate again. - [New] Expression copy and paste function. Pasting can easily append the content of the clipboard to the expression. - [New] Random number generation function. Easily obtain daily lucky numbers, 2 random number battle modes, and highlight the maximum and minimum values of multiple random numbers - [Optimized] Fixed the error of displaying "billions" when the capital amount exceeds 100 million - [Optimized] When the expression and result are 0, no historical records are added. - [Fixed] The problem that the capital amount is not displayed after the thousands separator is turned off.