Onelog, the facts.
Onelog is a free iPhone app to log anything in one gesture, with no account, data that stays on the iPhone and an open JSON export.
- Name
- Onelog
- In one sentence
- Life log for iPhone: log anything in one gesture, data on the iPhone.
- Platform
- iPhone, iOS 26 or later
- Price
- Free, no ads
- Account
- None
- Storage
- On the iPhone; included in its backup; no iCloud sync for now
- Log kinds
- Yes/no, decimal amount, 0–10 rating, text with on-device transcribed voice memos
- Goals
- Optional
- Integrations
- Widgets (Home Screen, Lock Screen, Control Center), Siri and App Intents, Apple Health, Apple Weather
- Export
- Open JSON
onelog/1, re-importable - Webhook
- HMAC-SHA256 signed, to a user https address
- AI agents
- Read-only; import prepared by an agent, confirmed by the user
- Languages
- English, French
- Updated
- 2026-10-26
- App Store
- apps.apple.com/app/id6816532404
This page is made to be quoted, by people and by AI assistants alike. It is updated with every release.