UOKnow - Are You OK?
Chenghao Li Health & Fitness iPhoneiPadiPod touch
UOKnow - Are You OK? is a free Health & Fitness app for iPhone and iPad by Chenghao Li. Requires iOS 15.1. Updated August 1, 2026.
- Price
- Free
- on the App Store
- Size
- 29 MB
- Age 4+
- Updated
- Aug 1
- 2026 · v1.0.5
Screenshots
About UOKnow - Are You OK?
UOKnow keeps you and your loved ones connected through simple daily check-ins — backed by a 3-Level Family Emergency Alert System. Set your check-in window. If you don't check in on time, UOKnow automatically escalates through 3 alert levels to your emergency contacts. HOW THE 3-LEVEL ALERT SYSTEM WORKS • Level 1 — sent immediately when your window expires: Free: email alert to all contacts Premium: email + SMS to all contacts • Level 2 — 4 hours after Level 1 (Premium only): Email + SMS, marked [!] Urgent • Level 3 — 24 hours after Level 1 (Premium only): Email + SMS, marked [!!] Critical SIMPLE & PRIVATE • No account or registration required • No personal data stored beyond what's needed • One tap to check in and confirm you're safe CUSTOMIZABLE • Set your own check-in window (4, 8, 12, 24, 48, or 72 hours) • Add up to 3 emergency contacts (Free) or 5 (Premium) • Personal message sent to contacts when an alert fires • Daily reminder notification so you never forget to check in • 25 languages — all alerts sent in your chosen language PLANS Free — always free • Up to 3 emergency contacts • Email alerts · Level 1 only (one-time alert) Premium — monthly or yearly subscription • Up to 5 emergency contacts • Email + SMS alerts • Full 3-level escalation system • Cancel anytime in App Store settings Lifetime — one-time purchase • Everything in Premium, forever • No subscription, no recurring charges IDEAL FOR • People living alone • Seniors and elderly individuals • Solo travelers and outdoor adventurers • Anyone who wants peace of mind for their family UOKnow: A quiet guardian that lets your people know you're OK. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
What’s new
Version 1.0.5 · Updated August 1, 2026
Minor improvements and optimizations.
App privacy
The developer, Chenghao Li, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Location: Precise Location
- Contact Info: Email Address, Name, Phone Number
- Identifiers: Device ID
Used for: App Functionality
Alternatives to UOKnow - Are You OK?
Looking for apps like UOKnow - Are You OK?? Here are 6 similar apps on the App Store. The highest rated is Migräne App (4.4/5), and all 6 are free to download.
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U OK? - Safety Check-in
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Alive - Solo Living Safety Dem
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DidIt-Alive
3.0
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Cherry Studio
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Sidra Medicine
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Migräne App
4.4
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| UOKnow - Are You OK? | – | Free | August 1, 2026 | |
| U OK? - Safety Check-in | – | Free | Oct 9, 2026 | Compare |
| Alive - Solo Living Safety Dem | – | Free | Jan 23, 2026 | Compare |
| DidIt-Alive | 3.0 / 5 (3) | Free | Jan 21, 2026 | Compare |
| Cherry Studio | – | Free | Sep 24, 2026 | Compare |
| Sidra Medicine | – | Free | Sep 17, 2026 | Compare |
| Migräne App | 4.4 / 5 (23) | Free | Oct 20, 2026 | Compare |