Comparison

Message Lock vs AppLock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Lock messages with password
  • Fingerprint authentication
  • Export chats
  • Backup conversations
  • Archive chats
  • Ad-free experience
Features
Read full description

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

About

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.

Highlights
  • PIN code and pattern locks
  • Fingerprint unlock
  • Lock photos and images
  • Lock messages and contacts
  • Customizable lock screen backgrounds
  • Prevent unauthorized app access
Features
Read full description

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

Message Lock4 screens
AppLock4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

Message Lock ships an update every 5 days, AppLock every 3 days. Both last shipped on October 21, 2026.

Scorecard6 real differences · 4 level
Message Lock versus AppLock: the parameters behind the verdict, then further details
ParameterMessage LockAppLock
PriceFreeFree
Rating2.1 (50 ratings)3.8 (35 ratings) — better
Positive reviews8.3% of reviews69.2% of reviews — better
Number of ratings50 — better35
Update frequencyEvery 5 daysEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS8.0 — better14.0
Further details — not scored
Size35 MB33 MB
Age rating4+17+
Developer国媚 张Son Ngo Dinh

Customer experience

Message Lock

All ratings50 ratings
Positive28.0%
Neutral2.0%
Negative70.0%
Written reviews12 reviews
Positive8.3%
Neutral0.0%
Negative91.7%

AppLock

All ratings17 ratings
Positive70.6%
Neutral0.0%
Negative29.4%
Written reviews13 reviews
Positive69.2%
Neutral7.7%
Negative23.1%

In-app purchases

1 purchases

Message Lock

Subscriptions1
  • Chat Locker With Free Trial3 Days trial$2.991 Month
None

AppLock

No in-app purchases

Questions

Is Message Lock free?
Message Lock is free to download, with in-app purchases available.
Is AppLock free?
AppLock is free to download, with no in-app purchases.
Which has better reviews, Message Lock or AppLock?
AppLock is rated higher. Message Lock averages 2.1 out of 5 from 50 ratings, while AppLock averages 3.8 from 35 ratings.
Do Message Lock or AppLock have ads?
AppLock shows ads; Message Lock does not.
Which is updated more often, Message Lock or AppLock?
Message Lock ships an update every 5 days, and AppLock every 3 days. Most recently, Message Lock was updated on October 21, 2026 and AppLock on October 21, 2026.

Other comparisons