Complete premium rebuild
Version 6.0 replaces the earlier calculator with a more capable, accessible, and store-ready extension.
- Introduced a modern popup interface and OfficeCalculator.net branding.
- Added Standard and Business modes.
- Added discounts, tax, percentage change, markup, and target-margin calculations.
- Added up to 20 locally stored recent calculations and reusable results.
- Added copy-result functionality.
- Added memory clear, recall, add, and subtract controls.
- Added full keyboard support including Backspace, Delete, Escape, Enter, and square root.
- Added light, dark, and system themes.
- Improved decimal handling, repeated calculations, large-number display, and error recovery.
- Removed requested Chrome permissions, analytics, remote code, and data transmission.
- Added new extension icons and correct Chrome Web Store package structure.
Original calculator
The original lightweight SemiOffice calculator provided basic arithmetic in a compact popup. Version 6.0 supersedes that build.