About PercentSnap
PercentSnap is a free collection of percentage calculators built for people who need fast, reliable answers without ads, popups, or paywalls.
Our Mission
Percentage math shows up everywhere — at checkout, in business pricing, on your paycheck, when splitting a restaurant bill. PercentSnap exists so you can snap that answer in seconds, with the formula shown so you understand why, not just what.
Our Calculators
Percentage Off Find sale prices and savings instantly Tip Calculator Calculate tip and split bills by group Discount Calculator Single and stacked discount calculator Markup Calculator Cost to price, markup % and margin % Change Percentage increase or decrease between values % Decrease Find the % drop between two numbers
Design Philosophy
- ⚡ Instant results — Calculations update as you type — no submit button needed.
- 📐 Formula shown — Every result includes the formula and an example, so you learn.
- 📱 Mobile first — Designed for one-handed use on a phone, perfect on desktop too.
- 🔒 Private by design — Nothing you type leaves your browser. Zero data storage.
Chrome Extension
All 6 calculators are also available as a free Chrome browser extension — get instant percentage answers without leaving any page. Search "PercentSnap" in the Chrome Web Store.
Contact
Have feedback, a bug report, or a calculator request? We'd love to hear from you. Reach us at hello@percentsnap.com.