Showing 1–20 of 1,000 ranked alternatives.
HyperHype UAB
Generate tones, test audio, customize frequencies
Generate pure tones, frequencies, and waveforms for and headphone testing. Customize frequency ranges and noise types. Perform audio quality tests and analyze sound output. Save and share test results.
Signal Messenger, LLC
Send messages and files securely
Send texts, voice messages, photos, videos, GIFs, and files for free. Make encrypted voice and video calls with group support up to 50 people. Create group chats with up to 1,000 members. Share files and media securely.
Ratha Sou
Calculate in portrait, science in landscape
Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.
SUNSHINE SOFTWARE LABS YAZILIM LIMITED SIRKETI
Clean speakers with sound waves
Control cleaning with adjustable frequency settings and volume levels. Select specific speakers for targeted cleaning. Monitor progress and adjust settings for optimal results.
Joshua Lefler
Iowa law reference for professionals.
The app provides a searchable database of Iowa Criminal Code and Traffic Law for law enforcement professionals. It includes tools like a fine compendium, speeding citation calculator, and court date finder, with no internet access required.
TINY BOOM LIMITED
Generate sound waves and customize audio frequencies
Create and visualize sound waves with frequency control from 0Hz to 22,000Hz. Measure decibels to assess noise levels. Emit ultrasonic frequencies to deter insects. Toggle between light and dark interface themes.
ONYX 3
Track tempo, time practice sessions, set beats
Track practice sessions with a timer. Use audio and visual feedback. Adjust tempo and beats per minute. Save and recall custom settings. Sync with Apple devices for accurate timing.
Andrew Smith
Record , analyze , test speakers
AudioTools offers SPL measurement, RTA analysis, FFT visualization, and speaker polarity testing. Includes a generator, scope, CLF viewer, and recorder. Allows adding optional modules for advanced acoustic analysis and customization.
文智 洪
Detect noise levels and export audio files
Measure ambient noise levels and display readings. Show detection location and time. Export audio recordings for sharing. Provide reference data for noise level awareness. Not a substitute for professional equipment.
Vaghani Keyur
Connect, tap, and play music
Connect to Bluetooth speakers for audio playback and voice amplification. Record audio or music and share files. Make announcements or sing using the built-in microphone. No additional equipment required.
Andrew Smith
Test speaker wiring for correct polarity.
The app tests speaker wiring for correct polarity. It analyzes a proprietary "pop" sound to determine speaker cone direction.
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