Coming soon to iOS. THNGS is in testing now.
THNGS

Help centre › Your account and data

iCloud sync and backups

Keep your library safe and move it to a new iPhone.

Settings with iCloud & backup

With Unlimited, turn on iCloud sync in Settings › iCloud & backup. Your library stays in step across your devices, in your own private iCloud.

Without it, use Export a backup in the same place, and Restore on the new device.

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