Private beta · Regtest
Join the ColdHarbor private beta
An iOS wallet for Bitcoin regtest — a private test network with no real monetary value. Help us validate key management, transaction flows, and relay connectivity before mainnet.
What you'll need
- 01An iPhone running iOS 16+ with Face ID or Touch ID
- 02TestFlight access (invite sent after approval)
- 03Beta relay token (provided after approval — keep it secret)
- 04Willingness to test on regtest only — no real BTC involved
What we don't collect
- 01No analytics or crash reporting SDKs in the beta build
- 02No email capture on this site — signup is via external form only
- 03No accounts or cloud backup of your seed phrase
- 04Keys never sent to our relay — only signed transactions
Apply
Set NEXT_PUBLIC_BETA_FORM_URL to your Tally or Typeform link before deploying. No email is collected on this site.