Need a hand with SuperDex? We’re a small team and we read every message. Whether you’ve hit a bug, have a question about Pro, or just want to share feedback, we’d love to hear from you.

Email us

The fastest way to reach us is by email at hello@mattr.co.in. We typically reply within one business day.

What to include

• A short description of what you were trying to do.
• What happened instead (a screenshot or screen recording helps a lot).
• Your device model and iOS version, and the SuperDex app version.

Common topics

• Account & profile — editing your card, deleting your account, changing your handle.
• SuperDex Pro — billing, restoring purchases, managing your subscription via Apple.
• Sharing & QR — selective sharing, NFC, scanning issues.
• Privacy requests — data export or deletion under applicable laws.

Press & partnerships

For media inquiries or partnership ideas, email hello@mattr.co.in with “Press” or “Partnership” in the subject line.