html Entraîneur d'intervalles de piano · BestPaid

Piano Interval Trainer

Un outil autonome qui affiche instantanément le nom de l'intervalle musical et la distance en demi-tons entre deux notes sélectionnées sur un diagramme de clavier statique.

Utilitaire théorie musicale iOS Paid subscription

Available on theApp Store soonRequest TestFlight invite

Screenshots coming soon.

Who it's for

How the subscription works

Freemium avec abonnement

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.

TestFlight beta

This app is in private beta on TestFlight. To request an invite, email support@bestpaid.app with the subject line Bêta TestFlight : Entraîneur d'intervalles de piano.

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