Apps Like Zero Audio for iPhone and iPad
Ranked alternatives
Showing 501–520 of 1,000 ranked alternatives.



Increase Volume: Sound Enhance
Andrii Kulchytskyi
Boost volume and
Boost audio volume for music, videos, calls, and games. clarity and richness. Amplify quiet audio without complex settings. Adjust volume levels directly within the .



Time2WOD - HIIT & WOD Timer
Joshua Seltzer
Track intervals, customize timers, repeat workouts
Track and cross-training workouts with a customizable . Display workout text below the for reference during sessions. Accurately time intervals and exercises. Set alarms for rest periods. Pause and resume sessions as needed.





Myohren: Amplify Hearing Aid
Soon Up GmbH
Sounds and transcribe speech
Ambient sounds up to 500% using headphone microphone. Adjust amplification levels manually. Transcribe spoken words in real-time for readability. Allows discreet listening without external devices.

Waver: Data Over Sound
Georgi Gerganov
Send messages via waves
Send and receive text messages using waves between nearby devices. Utilize audible or ultrasound communication without internet. Messages are transmitted through and received by allowing microphone access.

Salah Diary
Tuqirism Ltd
Log salahs, track habits, set reminders
Track daily prayer habits by logging each as prayed on time, prayed in mosque, prayed late, did not pray, or excused. View stats and analyze prayer consistency over time. Set reminders for prayer times.




Audio RTA
DEXUS Pawel Krzywdzinski
Analyze frequency response
Analyze signals with real-time octave RTA. Display frequency response using RMS values across full, 1/3, 1/6, and 1/12 bands. Measure SPL in dBFS. Support FFT with adjustable window sizes. Sample at 44.1kHz, 48kHz, or 96kHz.
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