Noise Spectrum Logger
Noise Spectrum Logger is made and published by Yukiko Iwai. AppBrain is an independent app data site and isn't affiliated with Yukiko Iwai. The app name, icon, screenshots and description belong to Yukiko Iwai and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 5.00
- 1 ratings
- Last updated
- December 23, 2025
It doesn't have enough ratings yet to judge what users think.
Rankings
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Releases
Updates seen on the App Store- Version
- 2.2
- Launched
- September 2016
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 4.61 MB
- Content rating
- Medium
Technologies used by Noise Spectrum Logger
About the app and developer
About Noise Spectrum Logger
Noise Spectrum Logger is an education app developed by Yukiko Iwai.
User Ratings
Noise Spectrum Logger is rated 5.00 out of 5 stars. The rating is based on one rating ratings.
App Information
Noise Spectrum Logger is freely available from the App Store. The app size is 4.61 MB. The latest version available is 2.2. The last update was on December 23, 2025.
Technical Requirements
The app has a content rating of Medium Maturity. The app has been available on the App Store since September 2016.
Developer information for Yukiko Iwai
Address:
Frequently asked questions about Noise Spectrum Logger
Is Noise Spectrum Logger free?
Yes. Noise Spectrum Logger is free on the App Store.
Is Noise Spectrum Logger still available?
Yes. Noise Spectrum Logger is on the App Store, and the last update we saw was on December 23, 2025.
How large is Noise Spectrum Logger?
Noise Spectrum Logger is 4.61 MB.
Is Noise Spectrum Logger suitable for children?
App Store gives Noise Spectrum Logger a medium maturity rating, so it is not meant for young children.
How do people rate Noise Spectrum Logger?
Noise Spectrum Logger has one rating of 5.00 stars on the App Store.
Who made Noise Spectrum Logger?
Noise Spectrum Logger was developed by Yukiko Iwai. It is listed in the education category on the App Store.
What are the best alternatives to Noise Spectrum Logger?
People looking at Noise Spectrum Logger also look at these education apps: Loughborough Wave Lab, StellarRAD, Spectroscopy by AZoNetwork, TX Penal Code 2026 - Texas Law, Model Military International.
Store listing
By Yukiko Iwai, from the App Store
Description by Yukiko Iwai Written by the developer, not by AppBrain. Click to read.
The power spectrum of sound is displayed in the range of 20 - 20000Hz.
You can zoom in/out the spectrum by pinching in/out smoothly.
Also landscape orientation is supported.
2. USEFUL
While "hold" switch is ON, the maximum values are displayed in red color.
You can select "Mean" or "RMS" as the way of smoothing the spectrum out.
3. LOGGING
By sliding "log" switch, the logging mode is started.
To choose a past log from "History" tab, you can pull it from iPhone via email as a CSV file.
The CSV file can be edited with Excel etc.
4. AVAILABLE
Without cellular data service, the full functions are available.
5. BACKGROUND PROCESSING
You can use the logging function even when iPhone in your pocket.
6. TECHNICAL NOTE
Sample rate: 44.1kHz
Bit depth: 32bit float
FFT window function: Blackman
FFT samples: 8192