App Lock vs Smart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
App Lock
Secure your private apps with a customizable PIN password. Protect messaging, social media, and photo galleries from unwanted access. Personalize your lock screen with various themes for enhanced privacy and peace of mind.
- Customizable PIN password for app security
- Lock messaging, social media, and photo apps
- Variety of lock screen themes
- Protection from unwanted viewers
- Guidance on setting app locks
- Secure password protection
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App Lock: Hide App & Lock App designed to help protect your privacy on your phone. It allows you to lock certain apps with a PIN password so that no one else can open them without your permission. This app is helpful if you have apps with private information, such as messaging apps, social media, or photo galleries, and you want to keep them secure. Just utilize this App Lock: Hide App & Lock App and protect your apps from unwanted spyers. In addition, App Lock: Hide App & Lock App comes with various lock screen themes to enhance the look of your app lock screen. Now add the extra layer of protection to your private apps and protect them from unwanted views with this secure App Lock: Hide App & Lock App. Keeping your phone's apps private and secure is a simple but effective way to control who has access to your apps. Whether you want to keep your personal information safe or just protect your privacy from spy eyes, this app gives you an easy way to protect it. FEATURES: Secure your private apps using a customizable PIN password Keep your apps such as messaging, social media, and many more Choose from a variety of lock screen themes to personalize the look of your app lock Protect your phone's apps from unwanted viewers and safeguard your personal information Get comprehensive information about how to set a lock on apps Secure way to protect your apps with a password. Premium package are: - App Lock Hide App One Week - 6.99 $ - App Lock Hide App One Year - 49.99 $ the app offers auto-renewable subscriptions For more information: Privacy Policy - http://sannittech.com/page/privacy_policy.html Terms of use - http://sannittech.com/page/terms_of_use.html
Smart
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Smart Notify is the one app that collects all your important alerts — so you never miss a thing. Instead of hunting across dozens of apps for order updates, bus delays, delivery statuses, and payment confirmations, Smart Notify brings everything into a single clean, searchable feed — in real time. CATEGORIES COVERED: Transport & Travel — Bus, airline, and railway delays and booking alerts Food & Restaurants — Order updates, deals, and delivery notifications E-Commerce & Retail — Order confirmations, shipping, and promo alerts Automotive Services — Appointments, test drives, and service offers Courier & Cargo — Shipment tracking and delivery status updates Healthcare Alerts — Appointment reminders and prescription updates Finance & Banking — Transaction alerts and payment confirmations Marketing & Campaigns — Promotional deals and loyalty rewards alerts FOR BUSINESSES: Smart Notify also offers a Business Pro plan with a dedicated client portal to create, schedule, and send targeted push notification campaigns to your customers — with real-time analytics, bulk sending, custom branding, and full REST API access. HOW IT WORKS: Create your free account with your phone number Receive all your alerts in one organized, real-time feed Free to download. No hidden charges for personal use.
Screenshots
Verdict
The clearest difference is in-app purchases: Smart at none against App Lock's 2. Smart also leads on ads (none vs shown). App Lock's advantage is update cadence (every 2 days vs every 2 months). On price, 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. App Lock sells 2 in-app purchases, starting at $3.99 per 7 days. Smart asks for nothing beyond the download.
App Lock ships an update every 2 days, Smart every 2 months. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.
| Parameter | App Lock | Smart |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 days — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 67 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Pinal Goti | Zaid Bin Irfan |
In-app purchases
App Lock
- App Lock Hide App One Week$3.997 Days
- App Lock Hide App One Year$19.991 Year
Smart
No in-app purchases









