This utility app serves as a digital reminder for whether you've locked your door. It offers features like photographic proof and a widget for quick access. The app functions both online and offline, providing peace of mind with a single purchase.




213+ iOS apps curated and reviewed
If you already know Did I lock it?, this is the deeper bench. 213+ did i lock it apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $0.99 was $399.99 | 5.0★ (1) | No | Yes | May 2026 | |
| 2 | Free | 4.0★ (1) | No | No | May 2026 | |
| 3 | Free | — | No | Yes | May 2026 | |
| 4 | Free | 5.0★ (5) | Yes | No | May 2026 | |
| 5 | $1.99 | — | No | No | May 2026 | |
| 6 | Free | 4.7★ (1.9K) | No | Yes | Jul 2026 | |
| 7 | Free | 3.6★ (396) | Yes | No | Jul 2026 | |
| 8 | Free | 4.4★ (11K) | No | Yes | Jul 2026 |




This utility app serves as a digital reminder for whether you've locked your door. It offers features like photographic proof and a widget for quick access. The app functions both online and offline, providing peace of mind with a single purchase.
This utility app allows users to quickly record and check the locked status of their doors. It provides a simple way to ensure your home is secure before leaving.





This app provides peace of mind by allowing you to confirm when you've locked your door with a single tap. It records the time and date, offering quiet reassurance throughout the day without intrusive notifications. Access your confirmation history and use home screen widgets for quick status checks.


This utility helps alleviate the anxiety of forgetting to lock your door. Simply tap the app after securing your home, and a history log will confirm your action, saving you a trip back to check.




Secure your device by locking individual apps, hiding private photos and videos, and preventing accidental uninstallation. Protect your sensitive data with PIN or Face ID, and gain insights into app usage.


Securely hide your private photos and videos with a password, fingerprint, or face ID. This app offers a private browser with automatic history deletion, ensuring your sensitive media remains inaccessible to others.


Secure your digital life with this app that locks your applications, hides sensitive files like photos and videos, and manages your passwords. Protect your confidential information with a unique password and generate strong, random passwords for enhanced security.


Secure your private files, photos, videos, and sensitive information with password protection and encryption. This app also functions as a file manager, allowing wireless transfers and secure browsing, acting as a comprehensive tool for smartphone data security and privacy.


Secure your digital life by locking access to individual apps and hiding private photos and videos. Utilize passcode, Face ID, or Touch ID for robust protection and a personal digital safe.


Manage your smart locks with your smartphone. Unlock, lock, and share access with digital keys and temporary codes. Receive low battery notifications and review a detailed history log of all lock activity.


This app provides visual proof that you've completed tasks before leaving a location. It uses a photo-based checklist system to give you confidence and prevent you from having to return to check things. Ideal for managing daily routines and reducing anxiety about forgotten actions.


Transform your smartphone into a secure digital key for your home. Grant and manage access for family and friends, and monitor who enters and when. Enjoy convenient features like automatic unlocking and locking, with easy DIY installation and smart home integration.


Securely log in to websites and apps using your phone's built-in security key or a physical Bluetooth key. It simplifies access by remembering your passwords and offering a more convenient sign-in experience.




Easily place small notes and messages directly on your friends' lock screens. Connect with your closest friends and share quick thoughts or reminders visually.


Manage your older Lockly smart locks and safes. Remotely control access, generate temporary codes, and monitor activity logs. Integrates with voice assistants for convenient, hands-free operation.


Securely store private photos, videos, and notes with advanced locking options. Capture new media within the app and manage files via WiFi or cloud services. Offers anti-theft measures and customizable features for enhanced privacy.


Securely manage and unlock Master Lock Bluetooth® padlocks and lock boxes for your organization. This app allows authorized users to access devices using their phone and patented digital key encryption, with detailed activity logs.


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.