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Now on iOS

Guitar String Tension Calc

Calculate the exact tension of guitar strings based on gauge, scale length, and tuning to optimize playability and intonation.

Music & Audio Tools iOS Paid subscription

Download on theApp Store Get support

Screenshots coming soon.

Watch the demo

A quick look at Guitar String Tension Calc in action.

Who it's for

How the subscription works

freemium

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

Guitar String Tension Calc is live on the App Store. Download it here — listed as String Tension Calc. Questions? Email [email protected].

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