Now on iOS

Percent Calc

Three taps: X% of Y, X is what % of Y, X increased / decreased by Y%. The percentage maths you forget every six months.

Utilities iOS Paid subscription

Download on theApp Store Get support

Percent Calc — home screen — Home screen

Percent Calc — paywall / subscription — Subscription

Who it's for

Anyone reading a sale tag, splitting a tip, calculating a discount or a markup

How the subscription works

free = three modes. Subscription unlocks history, copy-as-formula and 5 more modes (compound %, % difference, original price before discount, etc) and removes ads.

Auto-renews monthly via Apple's standard subscription system.
Cancel anytime in Settings → Apple ID → Subscriptions.
Refunds handled by Apple per their policy at reportaproblem.apple.com.
No third-party tracking or analytics SDKs inside the app.

What we don't collect

Your contact list, photos, location, microphone, or camera.
Any content you enter into the app (notes, logs, data) — it stays on your device unless you explicitly sync.
Identifiers used to track you across other apps.

Full details in our privacy policy.

Now available

Percent Calc is live on the App Store. Download it here — listed as Percent Calculator - Discount. Questions? Email support@bestpaid.app.

← Back to all apps