AppLock vs Black Box
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AppLock
Secure your apps, photos, and notes with advanced locking mechanisms. Block distractions, customize themes, and catch intruders to protect your personal data and enhance productivity.
- Lock all apps
- Distraction blocking
- Scheduled blocking
- Customizable themes
- Intruder selfie
- Private web browser
- Hide photos, contacts, notes
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Welcome to AppLock, your ultimate solution for app security and privacy protection. Crafted with robust features, AppLock ensures the security of your applications, photos, and personal notes with advanced locking mechanisms. Effortlessly safeguard your personal information and enhance productivity by easily securing apps to deter unauthorized access, thus safeguarding your personal information. With AppLock, you can confidently secure your apps and protect your personal data from prying eyes, ensuring comprehensive personal data protection and digital life protection. Create a healthier lifestyle by utilizing AppLock to block distractions and tailor a suitable schedule. Dive into a variety of lock screen themes and enjoy private browsing for added confidentiality. Rest assured, AppLock prioritizes app security and personal data protection, providing you with peace of mind in an increasingly interconnected world. Key Features: - Lock All Apps: Secure your entire collection of apps with a single password, ensuring app security and privacy protection. - Distraction Block: Quickly regain focus by effortlessly blocking distractions with just a tap, enhancing productivity and privacy. - Scheduled Blocking: Customize app usage schedules to maximize productivity and ensure app security. - Personalized Theme Customization: Customize your lock screen with themes to reflect your style and preferences, enhancing personalization, and app security. - Intruder Selfie: Catch unauthorized access attempts with a snapshot, enhancing app security and privacy protection. - Private Web Browser: Browse the web securely without leaving any traces, ensuring privacy, and app security, including secure browsing. - Hide Photos, Contacts & Notes: Keep sensitive information hidden from prying eyes, enhancing personal data protection and privacy. - Cleaner: Optimize device performance by scanning for duplicate files, ensuring smooth operation, and enhancing app security. - Password Manager: Securely store and manage passwords, ensuring app security, including data encryption, and personal data protection. - Enhance App Security & Improve Privacy Protection: AppLock continuously works to enhance app security and improve privacy protection, providing you with cutting-edge solutions to safeguard your digital life. In today's digital life, ensuring the security and privacy of sensitive applications is paramount. Trust AppLock for a reliable and intuitive solution to protect your digital life. Upgrade to AppLock Premium Protection today and experience the peace of mind that comes with enjoying premium protection features, ensuring the security of your digital life. About Permissions: Rest assured, AppLock only requests necessary permissions to ensure optimal service without compromising your privacy. Information about the auto-renewal of 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 period. - If you want to continue the service, your subscription should be continued. - 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 - The account will be charged for renewal within 24-hours prior to the end of the current period. The following subscription plans are available (price may vary depending on location): – 1-week subscription – US$ 4.99 – 1-month subscription – US$ 9.99 – 1-year subscription – US$ 29.99 - You can cancel your subscription via this URL: https://support.apple.com/en-us/HT202039 Privacy Policy: https://cemsoftwareltd.com/privacyPolicy.html Terms of Use: https://cemsoftwareltd.com/term.html Support: https://cemsoftwareltd.com/contact.html
Black Box
Secure your phone by locking and restricting access to sensitive applications. Protect your private data with advanced password protection and prevent unauthorized app usage or in-app purchases. Enjoy comprehensive digital privacy with an easy-to-use interface.
- App locking with password protection
- App disappearance for hidden access
- App usage restrictions
- Secure privacy with advanced passwords
- Payment locking for in-app purchases
- Intuitive interface
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Black Box: Easily lock and restrict apps, protect your private data with one click. Secure your phone with a password. 100% safe and private! Don't want others to see your privacy? Use our lock and restrict features to keep your apps and data hidden from others. Try this most secure app lock and give your phone 100% privacy protection. 【Key Features】 App Locking: Set password protection for sensitive apps like social media, photo galleries, etc., protecting your privacy anytime, anywhere. App Disappearance: No one but you can find your apps unless you actively reveal them. App Restrictions: Limit app installation, deletion, in-app purchases, control app visibility everywhere, and lock app usage. Secure Privacy: The app lock features advanced security passwords, helping you lock apps and prevent others from casually viewing in-app data. Payment Locking: Lock App Store in-app purchases to avoid accidental payments or prevent your children from buying games. 【Why Choose Black Box?】 100% Safe and Reliable: Uses advanced encryption technology Easy to Use: Intuitive interface design, effortless to get started Comprehensive Protection: Guards your privacy from apps to files Continuous Updates: We constantly improve features to provide you with the best experience Download Black Box now and enjoy true digital privacy! Your encouragement drives our progress! Stay tuned for more powerful features coming soon. If you encounter any issues or have suggestions while using the app, please feel free to provide feedback within the app. blackbox@whohub.cn Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://blackbox.whohub.cn/policy/privacy Use the most reliable app lock to protect your privacy, easily safeguard your digital privacy. Use the app lock to lock apps or protect apps from being discovered, ensuring your security.
Screenshots
Verdict
AppLock and Black Box both sit at 4.5 stars, but that hides the real split: 67% of Black Box's written reviews are positive against 21% of AppLock's. Black Box also leads on in-app purchases (none vs 7) and ads (none vs shown). AppLock's advantage is ratings volume (1.4K vs 44). On price, rating, 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
Both are free to download. AppLock sells 7 in-app purchases, starting at $4.99 per 7 days. Black Box asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.5 for AppLock against 4.5 for Black Box. That said, the two scores are not equally well evidenced: AppLock has 1.4K ratings behind it against 44, so its average is the more settled of the two. Written reviews are what separate them: 21% of AppLock's written reviews are positive against 67% of Black Box's.
AppLock ships an update every 3 weeks, Black Box every 3 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | AppLock | Black Box |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (1.4K ratings) | 4.5 (44 ratings) — better |
| Positive reviews | 21.4% of reviews | 66.7% of reviews — better |
| Number of ratings | 1.4K — better | 44 |
| Update frequency | Every 3 weeks | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 264 MB | 68 MB |
| Age rating | 17+ | 4+ |
| Developer | CEM SOFTWARE LTD | 俊涛 刘 |
Customer experience
AppLock
Black Box
Bugs and requests
AppLock
Reported bugs
2 issues- App doesn't lock all apps as promised
- App caused loss of contacts
Requested features
2 requests- Make the app free to use
- Improve instructions and user interface
Black Box
Not enough reviews yet to summarise bugs or requests.
In-app purchases
AppLock
- AppLock Premium3 Days trial$4.997 Days
- AppLock Premium$4.997 Days
- Lock Apps Premium1 Month trial$9.991 Month
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- AppLock - Lock Premium$9.991 Month
- AppLock Yearly Subscription1 Year trial$29.991 Year
- Sale Off1 Year trial$29.991 Year
- App Lock Yearly Discount1 Year trial$79.991 Year
Black Box
No in-app purchases









