Message Lock vs AppLock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Message Lock
Secure your private conversations by locking them with a password or fingerprint. Easily export and back up chats to keep them hidden. Access archived conversations only after authentication.
- Lock messages with password
- Fingerprint authentication
- Export chats
- Backup conversations
- Archive chats
- Ad-free experience
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Lock & backup your Messages with password or fingerprint. Export all chats you need to hide and backup them easily. Archive your conversations and access them only after you scanned your fingerprints or entered password! Absolutely Ads free! About Subscription Information: - With subscribing you can lock & backup your chats without restriction. - Subscription periods are 1 month. Every 1 month your subscription renews. - 3 days free trial, after the trial period, monthly subscription will start. – The following information about the auto-renewable nature of the subscription • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable - Please, be aware of our Privacy Policy and Terms of Service. Read them here: http://omoc51.com/privacypolicy.html http://omoc51.com/termsofservice.html
AppLock
Secure your phone by locking individual apps with a password or fingerprint. Protect sensitive data like photos, messages, and financial information from unauthorized access. Customize your lock screen with various background options.
- PIN code and pattern locks
- Fingerprint unlock
- Lock photos and images
- Lock messages and contacts
- Customizable lock screen backgrounds
- Prevent unauthorized app access
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AppLock uses two kinds of lock: model lock & fingerprint lock - This app can lock any app with a password or fingerprint, lock photos, lock images, lock messages... - AppLock can protect every application on your phone, especially social networks. - Prevent strangers from stealing your personal information such as photos, messages, and contacts. - Stop children from using their phones to access forbidden applications. - Avoid other people making transactions, transfer money to steal credit card transaction information App Lock supports two most common types of lock: PIN code and Pattern. Pincode is very beautiful and very easy to use. The pattern have high level of security You can unlock applications faster and more conveniently using fingerprints - You can alter your background for your lock screen with 3 options: + Use your device wallpaper. + Use basic colors, gradient colors, or custom colors at your disposal. + Use photos, and images from your collection.
Screenshots
Verdict
The clearest difference is review sentiment: AppLock at 69% against Message Lock's 8%. AppLock also leads on rating (3.8 vs 2.1) and in-app purchases (none vs 1). Message Lock's advantage is ads (none vs shown) and iOS requirement (8.0 vs 14.0). On price, ratings volume, update cadence and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Message Lock sells 1 in-app purchase, starting at $2.99 per month. AppLock asks for nothing beyond the download.
AppLock holds the better App Store score, 3.8 against 2.1. Both are backed by a comparable volume of ratings — 50 and 35 respectively. Written reviews point the same way: 8% of Message Lock's written reviews are positive against 69% of AppLock's.
Message Lock ships an update every 5 days, AppLock every 3 days. Both last shipped on October 21, 2026.
| Parameter | Message Lock | AppLock |
|---|---|---|
| Price | Free | Free |
| Rating | 2.1 (50 ratings) | 3.8 (35 ratings) — better |
| Positive reviews | 8.3% of reviews | 69.2% of reviews — better |
| Number of ratings | 50 — better | 35 |
| Update frequency | Every 5 days | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 8.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 35 MB | 33 MB |
| Age rating | 4+ | 17+ |
| Developer | 国媚 张 | Son Ngo Dinh |
Customer experience
Message Lock
AppLock
In-app purchases
Message Lock
- Chat Locker With Free Trial3 Days trial$2.991 Month
AppLock
No in-app purchases









