QwikTape is a calculator that allows you to create unlimited documents called tapes and switch between them easily using browser-like tabs.

Additional features:

• Write text, calculate, annotate it like you would on a paper or in a book.
• Never forget what was the calculation about by annotating it.
• Do calculations like addition +, subtraction -, division ÷, multiplication ×, percentage % and power ^.
• Create unlimited tapes using [+] button in tabs bar, switch between tapes using tabs.
• View/Rename/Delete your saved tapes in the Bookmark menu, use the top left menu to view all tapes.
• Tapes are auto saved.
• The numbers will auto format and auto indented as you type.
• Numbers are formatted according to the locale.
• User can define variables and use it in calculations.
• Hover cursor over variables to check it's value.
• Customize colors using the settings menu, number of decimals to use and indent length can be changed too.
• Tape calculation doesn't use operator precedence, the results will be as you would type it on a calculator.
• Expressions use operator precedence.
• All the calculations are done with infinite precision.
• Offers builds for MacOS and Linux also.