A fast, friendly calculator that adds one powerful trick: %OF (percent-of).
Type A%OF B to instantly get (A/100)×B. Example: 10%OF800 = 80.
Why you’ll like it
%OF percent-of operator for quick discounts, tips, and ratios
Full math keys: + − × ÷ ( ) and decimals
CE & DEL: clear current entry or delete one character (long-press DEL = clear all)
± sign toggle for the last number
History list: results are saved after =; tap any line to reuse the full expression
Handy Help screen with examples and tips
Works offline (ads may require network)
Simple, accurate, and designed for everyday calculations.
Latest Version
1.0Uploaded by
Ivan Santillan
Requires Android
Android 7.0+
Category
Free Tools AppContent Rating
Everyone
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Flag as inappropriateLast updated on Oct 19, 2025
Minor bug fixes and improvements. Install or update to the newest version to check it out!