Muhasib – Reverse % & VAT Calculator

Instantly reverse percentage increases, extract VAT, and gross-up amounts. Built for accountants & auditors.

Muhasib (محاسب) – The Ultimate Tool for Lebanese Accountants & Auditors Streamline your audit and accounting workflow directly within your browser. Muhasib allows you to instantly reverse percentage increases, extract VAT, and gross-up amounts without leaving your current tab. Key Features: Reverse % Functionality: Easily find the original amount before a percentage increase was applied. Perfect for checking gross amounts from net figures. VAT Extraction & Addition: Toggle instantly between VAT-inclusive and exclusive amounts. Pre-configured for the Lebanese 11% VAT rate. Gross-Up Calculator: Quickly reverse tax and Withholding Tax (WHT) deductions. Includes presets for: Services (7.5%) Rent (10%) Royalties (7.5%) Spotlight UI: Access the calculator anywhere with Cmd+Shift+P (Mac) or Ctrl+Shift+P (Windows). Context Menu: Right-click any number on a webpage to calculate instantly. Audit Trail: Keeps a history of your last 20 calculations locally on your device. Privacy First: No cloud sync, no tracking, and no external data storage. Keyboard Shortcuts: Open Calculator: Cmd+Shift+P (or Ctrl+Shift+P) Navigate: Arrow keys Select: Enter Close: Escape Designed specifically to help auditors and accountants save time and reduce errors.