Hum support

Tell us what went wrong.

Email info@syvr.dev for help with Hum.

Purchase and license help

For a missing receipt, license key, signed Windows installer, or activation control, open the Polar customer portal from your purchase email. If you cannot reach the portal, contact us from the email address used at checkout.

Installation and playback help

Include your Windows version, music player, and a short description of what happened. For lyric timing or missing lyrics, include the song title and artist. Please do not send passwords, payment card details, or your license key.

Refunds

You can request a full refund within 30 days of purchase. Email info@syvr.dev from the purchase address so we can find the order.