Apps Like SPL Graph for iPhone and iPad
Analyze sound levels over time
The app analyzes sound pressure levels and provides real-time frequency analysis. It plots sound levels over time and can record audio for playback to identify sound events.
SPL Graph screenshots
Ranked alternatives
Showing 381–400 of 1,000 ranked alternatives.



ZOA — Living MIDI Sequencer
Ryan Robinson
Generate melodies with evolving musical cells
Allows users to create music using a based on Conway’s Game of Life. Users can manipulate up to four voices, each with distinct movement patterns and rhythms. Notes are generated based on golden ratio-derived note values.

Stereo Lag Time
Blue Mangoo Consulting Company Limited
Delay left and right channels
Audio plugin for creating a delay effect by introducing a small difference between left and right channels. Adjust delay , feedback, and mix levels. Apply to audio tracks for spatial sound effects. Compatible with digital audio workstations.




Cello Tuner Professional
Pedro Daniel Macalupu Cumpen
Tune cello with precise frequency display.
The app displays the exact sound frequency in Hz for cello tuning. It offers calibration options and visual indicators for tuned strings, suitable for all skill levels.


JAX CHROMATIC : Compander
Jens Guell
Test audio units with sample sounds
Process audio with real-time spectral dynamics processing. Split audio streams into frequency bands. Adjust compression and expansion settings. Test with random sound samples. Distribute embedded units through a host application.

Piano Sight Reading - Lite
YINGKUI SHEN
Read sheet music across all 88 keys
Practice with exercises covering all 88 keys, including sharps, flats, and natural notes. Train rhythm and note recognition. Track progress with detailed feedback and customizable difficulty levels.


Polychord: Chord Instrument
Apposite LLC
Play chords, record, and share music
Create and play music with chord circles and strum keys. Switch between major and minor keys. Play scales and set auto-accompany with drums, bass, and arpeggiators. Record performances and share them.

Erhu Tuner - Tuner & Metronome
Qiaochu Zhu
Tune notes in real time
Tune instruments using phone microphone. Analyze sound in real time to detect if notes are sharp or flat. Provides visual feedback for accurate tuning.



Cryptoclash
Joshua Parmenter
Type letters to generate sound
Create sound patches by entering strings of up to 20 letters. Each letter sets sound engine states as moving particles. Particles change when they collide. Adjust gravity using accelerometers. Tap particles to alter motion.



Cello Real
Son Truong Ngoc
Play music and share performances
Play a musical instrument with bowing and plucking features. Adjust string tuning and volume. Access sheet music and practice modes. Record performances and share files. Track progress and receive feedback.
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