Frequency Analyzer app icon

Frequency Analyzer

TadaoYamaoka · fqan.frequencyanalyzer

Not rated yet 100K+ downloads v1.2.04 204.1 KB Android 2.2+ PEGI 3 · Everyone

  • Signature matches the Google Play version Details

At a glance

Latest version
v1.2.04 (7)
Updated
Aug 5, 2014 (12 years ago)
APK size
204.1 KB
Requires
Android 2.2+ (API 8)
CPU support
Any (no native code)
Category
Music & Audio (app)
Listed since
Jun 12, 2014 (at least)
Permissions
2 (2 sensitive)
Developer contact
[email protected]
Privacy
Developer's privacy policy

About this APK

Frequency Analyzer is an app by TadaoYamaoka in the Music & Audio category, listed since at least June 2014. It has no native code, so it runs on any Android processor.

It asks for 2 permissions, 2 of them sensitive: record audio and modify shared storage.

What's new in v1.2.04

Fixed some minor bugs.

Description

From the listing uploaded by “apps”.

The app calculates the fundamental frequency of a sound with very high precision. The error in the frequency is less than 0.04% The app plots the fundamental frequency versus time. The application can be used to tune musicals instruments. The app can be used to measure sound Doppler Effect: J.A Gómez-Tejedor, J.C Castro-Palacio y J. A. Monsoriu. "The acoustic Doppler effect applied to the study of linear motions", European Journal of Physics, 35 (2), 025006 (9pp), 2014. doi: 10.1088/0143-0807/35/2/025006

Security & authenticity

Security rating: Trusted

Signing certificate

  • Signature matches the Google Play version Checked by the source store on Aug 5, 2014.
  • Certificate issued to “Casa” This is the certificate of the Google Play version.

Store checks and file details

  • Developer signature verified Aug 5, 2014
  • Validated against Google Play Aug 5, 2014
  • Antivirus scan passed Aug 22, 2020
  • Signed byCN=Jose, OU=Antonio, O=Casa, L=España, ST=Valencia, C=es
  • Signing certificate (SHA-1)71:6D:2C:B8:E3:5E:ED:BF:FA:1A:6B:EA:E1:94:2F:98:7A:AE:4E:CA
  • File MD504767c4e8763d33f5287eb35f6468064
  • Uploaded by “apps” Platinum tier · 3,423,810 followers · uploading since 2010

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (2)

Frequency Analyzer requests 2 permissions, 2 of them sensitive.

Required hardware & features

Frequency Analyzer APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the Frequency Analyzer APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is 04767c4e8763d33f5287eb35f6468064.

Tags

More Music & Audio apps