Quick answers, troubleshooting, and a fast way to reach us — so you can get back to shopping together.
If the QR scan doesn’t connect, try: open the Heart screen on both phones, turn brightness up, and scan from ~6–10 inches away. If needed, close and reopen the app on both devices.
Check that both phones have an internet connection. Toggle airplane mode on/off, then reopen ToDuo. If one phone is in Low Power Mode, try turning it off temporarily.
Private lists stay on your phone only. Shared lists sync live with your partner. If something “disappeared,” it may have been switched to private.
Try force-closing the app and reopening. If that doesn’t help, restart your phone. If you still see issues, contact support with your iPhone model + iOS version.
On both phones, open ToDuo → tap the Heart → one person shows their QR code, the other scans it. Once connected, shared lists appear on both devices automatically.
Real-time sync requires a working internet connection on both phones. Try toggling airplane mode, then reopening ToDuo. If you’re in a store with weak service, changes may sync as soon as you’re back on better signal.
Yes — use Private Mode for personal lists or surprises. Private lists are not shared and won’t appear on your partner’s phone.
Install ToDuo on the new phone, then connect again using the Heart → QR code flow. After reconnecting, your shared lists will sync to the new device.
ToDuo is designed to keep things simple and private. We don’t sell your personal data. For specifics, please see the Privacy Policy link in the footer.
Contact support and include: what happened, what you expected, your iPhone model, iOS version, and screenshots if possible. Feature requests are welcome — the best ones come with a quick “why this matters” sentence.
Send us a message and we’ll help you get back in sync. If you can, include your device model + iOS version and a short description of what you tried.
To help us solve it fast, paste these in your message: