Support

Open Android Settings → Apps → Acord → Permissions and allow microphone access. Check that Android’s microphone privacy switch is enabled. Close other apps using the microphone, reduce background noise and play one sustained note at a time.

Check the selected instrument and tuning, and use a quiet room. Avoid placing the microphone against the instrument. With Premium, check your reference pitch; 440 Hz is the usual starting point. Very short notes and background sounds can make the display fluctuate.

Check media volume and the selected audio output. Bluetooth headphones can add delay. Try the phone speaker or wired headphones, then restart playback.

Check Android battery restrictions for Acord and allow background playback where your device offers that option. Android and manufacturer power-saving settings can interrupt audio. You may also need to allow notifications for visible playback controls.

Check that Google Play is signed in to the account used for the purchase. Connect to the internet, open Acord Settings and choose Restore purchases. Pending payments must complete before access is granted. If the problem continues, email support with the Google Play order ID; do not include card details.

In Google Play, open Profile → Payments & subscriptions → Subscriptions → Acord and choose Cancel subscription. Follow the confirmation steps before the next billing date or the end of your trial. Removing the app does not cancel billing. Google Play instructions.

Refund eligibility is governed by Google Play policies and applicable law. Use Google Play refund help. Cancelling a subscription stops future renewal but does not automatically refund previous payments.

Purchases belong to the store account and platform where they were made. An Apple purchase is not automatically a Google Play entitlement.

No. The tuner analyses microphone audio locally and does not record audio files or upload the sound. See the Privacy Policy for other data processing.

Acord has no user account. Clear storage from Android Settings → Apps → Acord, or uninstall the app, to remove local app data. Manage Android backups separately. To request deletion of support correspondence or other information we hold, email auto17191@gmail.com. Google Play manages transaction records and subscription cancellation separately.