This utility app prevents your device from automatically locking while you are actively using the stopwatch function. It ensures the screen remains visible, allowing for uninterrupted timekeeping without needing to disable system-wide lock settings.



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Periodee is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.








This utility app prevents your device from automatically locking while you are actively using the stopwatch function. It ensures the screen remains visible, allowing for uninterrupted timekeeping without needing to disable system-wide lock settings.




A straightforward calendar app for Apple Watch and iPhone. It displays monthly views, allowing easy navigation to past and future months using the digital crown and force touch. Quickly check dates from previous or upcoming months.


This app displays and converts Swatch Internet Time (.beat time) across your Apple devices. It allows you to set alarms and notifications based on this unique time system, which divides the day into 1000 beats.


Log detailed motion and GPS data from your Apple Watch. Export sensor readings like acceleration, attitude, and location as a CSV file for analysis. This app is exclusively designed for Apple Watch.


Display a large digital clock on your device's screen, optimized for iOS 17 StandBy mode. View the current time easily from a distance, either within the app or using its widgets. Offers a free experience with an optional one-time purchase for expanded customization.


This application uses your device's microphone to measure the accuracy of mechanical watches. It detects ticking sounds to analyze beat rate, beat error, and amplitude, displaying results in real-time and over time.


This app helps you visualize the time remaining for your calendar events. It offers a Today Widget, Siri integration, and an Apple Watch app for convenient access. Receive notifications for upcoming events and customize your watch face with countdown complications.