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App Store Apps > Health & Fitness > UOKnow - Are You OK?
UOKnow - Are You OK? icon

UOKnow - Are You OK?

by Chenghao Li · Health & Fitness · Free
On the App Store since June 2026 · Data updated 2026-11-06

UOKnow - Are You OK? is made and published by Chenghao Li. AppBrain is an independent app data site and isn't affiliated with Chenghao Li. The app name, icon, screenshots and description belong to Chenghao Li and are shown as published on the App Store.

AppBrain's verdict

Last updated
November 3, 2026
Size
42.5 MB
Official page on the App Store

User feedback

Ratings and reviews on the App Store

Comments on UOKnow - Are You OK? for iOS

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Store listing

By Chenghao Li, from the App Store
UOKnow - Are You OK? Screenshot 1 of 5
UOKnow - Are You OK? Screenshot 2 of 5
UOKnow - Are You OK? Screenshot 3 of 5
UOKnow - Are You OK? Screenshot 4 of 5
UOKnow - Are You OK? Screenshot 5 of 5
Screenshots by Chenghao Li, from the the App Store listing
Description by Chenghao Li Written by the developer, not by AppBrain. Click to read.
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/
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
42.5 MB
Content rating
Everyone

Technologies used by UOKnow - Are You OK?

Releases

Updates seen on the App Store
Version
1.0.7
Launched
June 2026

No changelog data

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Rankings

App Store top charts

App Store Rankings for UOKnow - Are You OK?

This app is not ranked

About the app and developer

About UOKnow - Are You OK?

UOKnow - Are You OK? is a health & fitness app developed by Chenghao Li.

User Ratings

The app has no ratings yet.

App Information

UOKnow - Are You OK? is freely available from the App Store. The app size is 42.53 MB. The latest version available is 1.0.7. The last update was on November 3, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since June 2026.

Developer information for Chenghao Li

Chenghao Li

Address:

Share UOKnow - Are You OK?

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