Apps Like Clockwork - Watch App for iPhone and iPad
Measure accuracy and sync time
Measure accuracy using image-based analysis. Store details, sync to atomic time, and adjust time settings. Compare measured time against precise atomic time sources.
Clockwork - Watch App screenshots
Ranked alternatives
Showing 521–540 of 1,000 ranked alternatives.


Floorplans.app: Room Scanning
Hypercube GFX, Inc.
Measure spaces with AR
Measure rooms and objects using augmented reality. Create and save floor plans with measured points. Store measurements and export images of measured areas. Use as a digital tape measure for DIY or professional projects.





Sonar Ruler
Laan Consulting Corp
Measure distance with sound echoes
Measures distances using ultrasonic pulses. Users send a sound wave and calculate distance based on echo return time. The displays real-time measurements in inches or centimeters. It works outdoors and indoors for accurate readings.










SailTime
Johannes Edelstam
Start your race with precision
Track boat speed, compass direction, and wind speed. Log race starts and lap times. Set alarms for race signals. Share real-time data with crew members. Sync with wearable devices for accurate performance metrics.


Shark Fit
Nanchang Blackshark Technologies Co., Ltd.
Track steps, distance, and calories
Tracks steps, distance, and calories with series smart fitness band. Displays detailed step graphs for day, week, and month. Sends alerts for calls, SMS, and third-party apps. Controls connected smartphone cameras. Allows customization of watch face.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.