Comparison

App Lock vs Delta Shelter

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

Head to head
About

App Lock

Secure your sensitive applications and personal data with this privacy tool. Easily lock any app to prevent unauthorized access and keep your information out of sight from prying eyes. Enjoy enhanced device security and peace of mind.

Highlights
  • Lock any application
  • Hide sensitive apps
  • Block websites
  • Intuitive interface
  • Prevent unauthorized access
  • Enhance device privacy
Features
Read full description

App Lock is a privacy app designed to help keep your sensitive apps private and secure on your device. With App Lock, you can easily block any app you want, ensuring that you remain private and out of sight from prying eyes. The app features an intuitive and user-friendly interface that allows you to quickly and easily select the apps you want to lock. Once an app has been locked, nobody will be able to access your private data. App Lock is the perfect solution for anyone looking to ensure more privacy and security on your device. * In order to use App Lock you need to purchase the Lilucat Pro which is an annual service that costs 29.99$. Payment will be charged to iTunes Account at confirmation of purchase and auto-renews at the same price unless disabled in iTunes Account Settings at least 24 hours before the end of the current period. Your subscription can be managed in your iTunes Account Settings. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. Links Terms of Service: https://applock.lilucat.com/legal/terms Privacy: https://applock.lilucat.com/legal/privacy

About

Delta Shelter

Features
Read full description

Delta Shelter is the ultimate mobile platform for the brothers of Delta Tau Delta, Beta Kappa at University of Colorado Boulder. This app is exclusively designed to keep the fraternity brothers informed, engaged, and connected. With Delta Shelter, you can: Stay up-to-date with the latest fraternity news. Track and add fraternity events to your calendar. View the active roster and get to know your fraternity brothers better. Connect and interact with fellow fraternity brothers, fostering stronger bonds and unity. Whether you're on or off-campus, Delta Shelter brings all the fraternity information you need right to your fingertips. Stay engaged and connected with your Delta Tau Delta, Beta Kappa fraternity brothers like never before. Delta Shelter - Uniting Delta Tau Delta, Beta Kappa brothers in one spot.

Screenshots

App Lock4 screens
Delta Shelter3 screens

Verdict

The call

The clearest difference is in-app purchases: Delta Shelter at none against App Lock's 7. Delta Shelter also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement 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. App Lock sells 6 in-app purchases, starting at $4.99 per month. Delta Shelter asks for nothing beyond the download.

UpkeepUpdate frequency

App Lock ships an update fortnightly, Delta Shelter every 8 days. The most recent releases landed on November 12, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
App Lock versus Delta Shelter: the parameters behind the verdict, then further details
ParameterApp LockDelta Shelter
PriceFreeFree
Rating4.5 (5.3K ratings) — better—
Positive reviews57.9% of reviews—
Number of ratings5.3K — better—
Update frequencyFortnightlyEvery 8 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.2
Further details — not scored
Size43 MB32 MB
Age rating4+17+
DeveloperLilucatJack Taylor Chindlund

Bugs and requests

App Lock

Reported bugs

3 issues
  • Buttons at the bottom of the screen are inaccessible on some devices
  • Prompts are not legible with larger font settings
  • Locked apps can still be accessed by restarting the phone

Requested features

4 requests
  • Allow concealing the app locker
  • Add scheduling/time-based locking
  • Provide separate unlock code from phone passcode
  • Improve usability when Dynamic Island is in use

Delta Shelter

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

App Lock

Subscriptions5
  • App Lock$4.991 Month
  • App Lock3 Days trial$7.997 Days
  • App Lock2 variants$9.991 Month
Show 2 more
  • App Lock$14.991 Year
  • App Locker for iPhone$29.991 Year
One-time1
  • App Lock$59.99
None

Delta Shelter

No in-app purchases

Questions

Is App Lock free?
App Lock is free to download, with in-app purchases available.
Is Delta Shelter free?
Delta Shelter is free to download, with no in-app purchases.
Do App Lock or Delta Shelter have ads?
App Lock shows ads; Delta Shelter does not.
Which is updated more often, App Lock or Delta Shelter?
App Lock ships an update fortnightly, and Delta Shelter every 8 days. Most recently, App Lock was updated on November 12, 2026 and Delta Shelter on November 3, 2026.

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