OpeNoise app icon

Apps Like OpeNoise for iPhone and iPad

by Agenzia Regionale per la Protezione Ambientale del Piemonte★ 4.04 ratingsUtilitiesFreeData updated 2026-09-06
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Ranked alternatives

Showing 281–300 of 1,000 ranked alternatives.

  1. GPS Real-time Altitude Meter app icon

    GPS Real-time Altitude Meter

    海英 王

    Track and air pressure in real time

    Monitor , air pressure, and oxygen levels in real time using GPS and sensor data. Customize theme and background. Track environmental changes with precise measurements and dynamic updates.

    ★ 4.724 ratingsUtilitiesFreeData updated 2026-09-06
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  13. Light Spectrometer Wavelength app icon

    Light Spectrometer Wavelength

    Contechity AB

    Measure , display and frequency

    Measure spectrum to determine dominant in nanometers, frequency in terahertz, and period length in femtoseconds. Analyze sources to identify primary color wavelengths and associated properties.

    ★ 4.071 ratingsUtilitiesFreeData updated 2026-09-06
    App details
  17. Altimeter Pro - Altitude & Map app icon

    Altimeter Pro - Altitude & Map

    海英 王

    Measure , track air pressure, customize themes

    Measure in real time using GPS and sensor data with less than 3-meter error. Track air pressure and oxygen concentration. Customize themes for personalized backgrounds.

    ★ 4.418 ratingsUtilitiesFreeData updated 2026-09-06
    App details

How we rank alternatives

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