Calculator with History & GST 1.4.5_o

The GST (Goods and Services Tax) calculator presents a user-friendly interface, incorporating a range of tax rates (3%, 5%, 12%, 18%, 28%) that seamlessly integrate into the calculation process. Users can simply swipe the top button row to access the GST buttons panel, providing an intuitive way to obtain detailed breakdowns of added or subtracted tax, as well as CGST and SGST.

Upon pressing the '=' button, each calculation is conveniently saved to a history log that includes the current date and time. Accessing this history is straightforward via the 'Hist' button located at the top right of the interface. The 'History' activity displays a comprehensive list of saved calculations, allowing users to share items effortlessly. By tapping on any history item, the calculation is swiftly copied to the main screen for further use.

Upon first launching the app, users are prompted to select a background theme. For those wishing to change the background later, this can be accomplished through the left navigation drawer menu under 'change backgrounds.'

The navigation menu also offers options for toggling button sounds, switching between normal and night modes, and accessing app settings. In the app's 'Settings' page, users can select their preferred thousand separator format (US or Indian - Lakhs) and adjust decimal precision with a designated slider. Furthermore, options for increasing or decreasing button and text sizes enhance usability.

Key features of the app include:

• Display: A large display shows the full expression at the top and the calculated result at the bottom for clarity.
• Correct Mathematical Order: The calculator ensures calculations follow proper mathematical order for accuracy.
• Themes: Various themes and backgrounds enhance user experience.
• History or Memory: The memory function is exceptionally useful; users can tap on history items to copy and paste calculations promptly.
• Multiple History Calculations: Users can calculate using multiple history items, such as adding or dividing previous results.
• Percentage Calculation: The app accurately calculates percentages with ease (e.g., 600 + 5% = 630).

Feedback regarding new features or any encountered bugs can be directed to rmacreation249@gmail.com. Background images utilized in the app are sourced from pixabay.com.