Apps like Stroboscope Engineer

Here are some great alternatives to Stroboscope Engineer by GyokovSolutions :
Strobily - strobe light
Strobily - strobe light
★4.2
LED Strobe
LED Strobe
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Shamisen SanShin Tuner
Shamisen SanShin Tuner
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Flashlight
Flashlight
★4.6
Flashlight
Flashlight
★4.0
Strobe
Strobe
★3.9
Flight Instruments
Flight Instruments
★5.0
RPM Speed & Wow
RPM Speed & Wow
★4.2
Frequency Generator (Sound)
Frequency Generator (Sound)
★3.6
Super Flashlight-Colored flash
Super Flashlight-Colored flash
★4.2
Mandolin Tuner - Mandolin
Mandolin Tuner - Mandolin
★4.0
Color LED Flashlight & FLASH
Color LED Flashlight & FLASH
★3.7
GuitarTuner - Tuner for Guitar
GuitarTuner - Tuner for Guitar
★3.6
Ukulele Tuner & Metronome
Ukulele Tuner & Metronome
★4.0
Music Strobe Light
Music Strobe Light
★4.5
Sound Frequency Analyzer
Sound Frequency Analyzer
★3.3