Apps Like E-Tuner 4+ for iPhone and iPad
E-Tuner 4+ screenshots
Ranked alternatives
Showing 201–220 of 1,000 ranked alternatives.



Audio spectrum analyzer EQ Rta
Marina Polyanskaya
Analyze and visualize frequency
Analyze in real time with octave band and FFT measurements. Visualize frequency spectra and measure sound levels. Export data and compare measurements across sessions.




BassTuner - Tuner Bass Guitar
Hsing-Fu Hsueh
Tune instruments with precise pitch feedback
Allows users to adjust and calibrate instrument pitches. Select frequency and tuning settings. Display pitch for each string with high or low indicators. Calibrate piano sound by clicking open strings. Adjust A4 frequency between 428 and 452 Hz.

Massive Dev Chart Timer
Freestyle Sales Company Limited Partnership
Develop film and track exposure times
Access and use an offline copy of The Dev for film development. Set and manage multi-step timers with sound alerts. Customize agitation schedules and select darkroom themes. Mix dilutions for processing.



Balalaika Tuner Pro
Pedro Daniel Macalupu Cumpen
Tune balalaikas with precise frequency.
The app displays the exact sound frequency in Hz for Prima, Secunda, Alto, Bass, and Contrabass balalaikas. It features an intuitive user interface with visual indicators for tuned strings.


Chroma Tuner & Metronome
Alphabit Software Inc.
Tune notes and set tempo
Transforms iPhone into a chromatic and . Detects pitch and displays frequency. Adjusts tempo and beats per minute. Customizable settings for tuning and rhythm. Syncs with audio input for real-time feedback.



Cello Tuner - PRO
Hsing-Fu Hsueh
Tune instruments with frequency selection
Allows users to calibrate piano sound by clicking an open string and adjusting with their instrument. It displays pitch for individual strings, indicating signal high or low. Includes tuning modes like Standard, 5th Suite, and Zoltán Kodály.




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Apps are ranked by functional similarity, category fit, rating confidence, and popularity.