The app transforms an iPhone into a sound level meter, offering dual-input measurement and a contextual reference guide. It provides long-term data logging for up to 12 hours and allows for CSV file export.
by Matthias Schorer★ 5.02 ratingsUtilities$5.99Data updated 2026-09-10
Measure ambient noise with a professional level using ITU-R 468 and A/B/C/Z weighting filters. Analyze audio frequencies in real time. Record and save levels for later review. Compare noise levels against standard thresholds.
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.
Object dimensions using phone and reference objects like credit cards or DVDs. Snap photos for accurate in-plane measurements. Add custom reference objects with known sizes. Export measurement data for later review.
The app transforms an iPhone or iPad into a synthesizer using additive, subtractive, and FM sound synthesis. It supports external MIDI input for notes, modulation wheel, and pitch bend, and includes screen recording for sharing sounds.
Check speaker and monitor quality with real-time noise measurement and frequency analysis. Generate custom frequencies for testing. Adjust audio settings to enhance clarity. Access soothing sounds for relaxation.
Convert voice messages from any messenger into text for easy reading. Save and share transcriptions directly. Supports multiple languages and offers accurate speech recognition. Edit and format text within the . Sync transcripts across devices.
Ambient noise levels with a simple interface. Display one-minute average decibels in large text. Features clean design and free access. No additional functions or settings provided.
Configure headphone settings for optimal sound quality. Monitor battery level and connection status. Access an immersive setup guide with animations and text. Personalize audio settings for tailored listening experiences.
The app provides acoustical analysis for iOS devices. It offers octave and 1/3 octave modes with selectable decay times, Peak Hold, and true linear Average mode.
Measure levels in real time using the device's microphone. Record audio clips for later analysis. Set decibel thresholds and receive notifications when levels exceed limits. View historical data and export measurements as files.
Measure levels with precision to identify harmful environmental noises. Save measurements for future reference. Test and track hearing performance over time. Check stereo and bass output from your phone.