Questions about WhichOne? Check our FAQ or contact us directly.
Frequently Asked Questions (FAQ)
Download the app from the iOS App Store or Google Play (coming soon). Open the app and choose one of these methods:
- Email with a one-time code
- Phone number with SMS
- Sign in with Apple
- Sign in with Google
Enter the verification code you receive, create your profile (name, nickname, photo) and accept the Terms of Service.
WhichOne is only available to users aged 18 or older. During registration, you confirm your date of birth. If we discover you are using the app while misrepresenting your age, your account will be deleted immediately.
Tap the "+" button to create a new poll. Choose "A/B Poll" or "Tournament". Select photos/videos from your gallery or take a new photo. Add an optional description, then publish. Media are uploaded to secure servers and kept for as long as the poll is active.
Tap the "..." (menu) button on a post, comment or profile. Select "Report". Choose the reason for the report (nudity, violence, hate, spam, child abuse, other) and add a description. Reports are anonymous and reviewed by our team within 24 hours.
Open the user's profile. Tap the "..." button and select "Block @[username]". When you block someone, your content and profiles stop appearing to each other in the feed, search and suggestions, any follow requests between you are removed, and you no longer receive notifications about each other. You can unblock at any time from Settings → Privacy → Blocked users or from the user's profile.
Open your profile (icon at the bottom right). Tap the edit icon. Change your name, nickname, bio and profile photo. Tap "Save" to confirm. Changes take effect immediately.
It is a unique identifier for your device used to send you push notifications (messages, comments, follows). If you disable notifications in your iOS/Android settings, the token is not used.
Your data (profile, polls, messages) is stored on Amazon Web Services (AWS) servers in the Frankfurt data center (eu-central-1), in compliance with the GDPR. Photos and videos are stored on S3 and protected with encryption. For details, see the Privacy Policy.
WhichOne 1.0 will be available soon on the iOS App Store and Google Play.
Reporting Bugs and Technical Issues
If you have encountered an error or unexpected behavior in the app, contact us at support@whichone.social including:
- Your username and account ID (if available)
- A description of the problem
- The steps to reproduce the problem
- Your device name and version (e.g. iPhone 15 Pro, iOS 18.0)
- A screenshot of the error message (if any)
Contact
Support Email
support@whichone.social
We will respond within 48 business hours.
Abuse or Security Reports
Email: support@whichone.social — report immediately
Data Access Requests (GDPR)
Email: support@whichone.social
Include a copy of an identity document. We will respond within 30 days.
Legal Contact
Service owner: Pierantonio Petralia — support@whichone.social (for details on data processing, see the Privacy Policy)