Stroboscope Engineer

Contains ads
4.0
82 reviews
10K+
Downloads
Content rating
Everyone
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About this app

Stroboscope app for measuring rotating, vibrating, oscillating or reciprocating objects.
It is most commonly used for:
- adjusting speed of rotation - for example adjusting speed of rotation of turntable
- adjusting frequency of vibration

How to use:
1. Start app
2. Set frequency of strobe light (in Hz) using number pickers
3. Press ON/OFF button to start the strobe light

- use button [x2] to double the frequency
- use button [1/2] to halve the frequency
- use button [50 Hz] to set frequency to 50 Hz. This is for turntable speed adjustment.
- use button [60 Hz] to set frequency to 60 Hz. This is also for turntable adjustment.
- activate duty cycle by checking [DUTY CYCLE] check box and adjust duty cycle in percentage. Duty cycle is the percentage of time per cycle when the flash light is on.
- optionally you can calibrate the app by starting calibration from MENU - Calibrate. It is good to do calibration when frequency is changed. You can also set correction time manually in Settings.


Accuracy of the app depends on latency of your device flash light.
Updated on
Jul 29, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity, App info and performance, and Device or other IDs
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.0
82 reviews
John Price
August 25, 2024
Great simple app that gets the job done (but not in sunlight). I used it to check the idle speed on my outboard. A bit of white duct tape on the flywheel and in twilight it worked well. Phone LED's are not bright enough to use in sunlight, and they aren't brief enough flashes to give a true photo grade strobe effect, but it got the job done. Ads are not obtrusive. An improvement would be a bigger frequency slider. It's hard to get the right spot when you are looking at the strobe device.
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little Jim
July 30, 2024
Newest version locks up my phone. Complete reboot required. I hate not being able to revert to previous version of an app! Moto play 2024 w/Android 13
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GyokovSolutions
July 31, 2024
Update the app to new version. Does it work now?
Zachary Varnum
December 7, 2022
Great little app! The strobe light on my turntable burned out and all of the lights in my house are LED. I was able to use this app to adjust the speed.
6 people found this review helpful
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What's new

Stroboscope app
v10.7
- fixed bug when DUTY CYCLE is used
v10.6
- Android 14 ready
v10.5
- Menu - Remove ads
v10.3
- auto calibration - start it from MENU - Calibrate. It is good to run calibration when frequency is changed.
- manually set correction time in Settings
- option to remove ads for app session - MENU - REMOVE ADS

v5.0
- added duty cycle