SPL Graph app icon

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.

by Andrew Smith★ 3.73 ratingsMusic$9.99Data updated 2026-09-10

SPL Graph screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. AudioTools, dB, Sound & Audio app icon

    AudioTools, dB, Sound & Audio

    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.

    ★ 4.85,088 ratingsMusic$19.99Data updated 2026-10-28
  1. SPL app icon

    SPL

    Andrew Smith

    Professional sound level meter app.

    The app provides professional-grade sound level measurement for iPad, iPhone, or iPod touch. It includes modes like Slow, Fast, Impulse, Peak, and Leq, along with A and C weighting and 10 octave band filters.

    ★ 3.04 ratingsMusic$8.99Data updated 2026-09-10
  2. NoiSee app icon

    NoiSee

    EA LAB d.o.o.

    Measure sound levels accurately

    Measure sound levels with a professional-grade sound level meter. Display decibel readings, frequency analysis, and real-time data. Set sampling intervals, average measurements, and export results. Track maximum and minimum levels.

    ★ 4.5242 ratingsUtilities$0.99Data updated 2026-10-08
  3. Smaart RTA app icon

    Smaart RTA

    Rational Acoustics LLC

    Analyze sound and visualize frequency

    Monitor sound levels with a crystal clear SPL meter. Analyze audio in real time using a spectrograph. Access professional tools like Real Time Analyzer for accurate measurements and adjustments.

    ★ 4.8194 ratingsMusicFreeData updated 2026-09-06
  4. AUDIIO - RTA Analyzer app icon

    AUDIIO - RTA Analyzer

    BetaMatters Limited

    Analyze audio in real time

    Analyze audio in real time with RTA bar and line graphs, FFT, and spectrogram views. Display peak and current dB levels. Choose linear or logarithmic scales. Adjust octave settings and access a sleek, functional interface.

    ★ 4.395 ratingsMusicFreeData updated 2026-09-18
  5. Audio RTA app icon

    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.

    ★ 4.425 ratingsMusic$3.99Data updated 2026-09-13
  6. dB Volume app icon

    dB Volume

    DSP Mobile UG (haftungsbeschraenkt)

    Measure sound pressure levels with iPhone

    The app transforms an iPhone into a Sound Pressure Level meter. It provides options for industry standard weighting curves and response times, including Leq measurement for environmental noise analysis.

    ★ 3.813 ratingsMusicFreeData updated 2026-09-22
  7. Reverse Audio app icon

    Reverse Audio

    Nobutaka Yuasa

    Record and play it reversed

    Record using the device’s microphone and play it back forwards or reversed with a tap. Adjust playback speed from 0.5x to 2.0x and modify pitch by half tones across two octaves.

    ★ 4.740,113 ratingsMusicFreeData updated 2026-10-28
  8. Audio Spectrum Analyzer dB RTA app icon

    Audio Spectrum Analyzer dB RTA

    Marina Polyanskaya

    Analyze and visualize frequencies

    Analyze frequencies with a real-time display. Adjust and visualize sound levels across different frequency ranges. Export analysis data and compare signals for accuracy. Calibrate equipment for optimal performance.

    ★ 4.53,039 ratingsMusicFreeData updated 2026-09-13
  9. Audio Spectrum Analyzer Pro app icon

    Audio Spectrum Analyzer Pro

    Vlad Polyanskiy

    Analyze and display FFT plots

    Analyze in real time with octave band and FFT plots. Display sound levels in decibels and noise ratings. Choose linear or logarithmic scales. Adjust window functions and track maximum values.

    ★ 4.4238 ratingsMusicFreeData updated 2026-09-11
  10. iAudioTool app icon

    iAudioTool

    Julian Bunn

    Analyze and measure audio signals

    Measure sound levels with SPL meter and RT60 analysis for room reverberation. Analyze frequency spectra using spectrogram and octave modes. nd test audio signals with white/pink noise, sine, and sweep options.

    ★ 3.313 ratingsMusic$2.99Data updated 2026-09-28
  11. Sound Meter - Decibel Analyzer app icon

    Sound Meter - Decibel Analyzer

    Nalin Savaliya

    Measure noise and display values

    Measures environmental noise and displays values through a gauge and graph. Shows current noise reference and min/avg/max levels. Allows device-specific calibration. Displays data in multiple formats.

    ★ 4.17 ratingsMusicFreeData updated 2026-09-06
  12. Audio-Technica Installed Sound app icon

    Audio-Technica Installed Sound

    Audio-Technica Corporation

    Generate RTA measurements and SPL readings

    Tools for professionals include real-time analysis with SPL display, tone and noise generation, wavelength calculation, UHF frequency reference, antenna line loss assessment, microphone gain calculation, and recording/playback of test signals.

    ★ 2.953 ratingsMusicFreeData updated 2026-09-08
  13. Analyzer app icon

    Analyzer

    DSP Mobile UG (haftungsbeschraenkt)

    Sound pressure level and frequency analyzer.

    The app offers sound pressure level (SPL) measurement with industry standard response times and weighting functions. It also provides a real-time audio analyzer with selectable bandwidths and FFT block sizes.

    ★ 2.911 ratingsMusic$14.99Data updated 2026-09-21

How we rank alternatives

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