Tempo SlowMo - BPM Slow Downer app icon

Tempo SlowMo - BPM Slow Downer

Tempo SlowMo is a practice tool for musicians, dancers and language students.

Martian Storm Ltd · com.martianstorm.temposlowmo

Not rated yet 100K+ downloads v1.1.29 4.9 MB Android 4.3+ PEGI 3 · Everyone

  • Signature matches the Google Play version Details

At a glance

Latest version
v1.1.29 (88)
Updated
Nov 17, 2025 (11 months ago)
APK size
4.9 MB
Requires
Android 4.3+ (API 18)
CPU support
x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit, ARM 64-bit
Category
Music & Audio (app)
Listed since
Mar 27, 2021 (at least)
Permissions
10 (3 sensitive)
Website
chord-detector.com/wordpress
Developer contact
[email protected]
Privacy
Developer's privacy policy

About this APK

Tempo SlowMo - BPM Slow Downer is an app by Martian Storm Ltd in the Music & Audio category, listed since at least March 2021. It includes native code for x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 10 permissions, 3 of them sensitive: record audio, read shared storage and modify shared storage. The app offers in-app purchases through Google Play.

What's new in v1.1.29

1.1.25 ● Fixed file association 1.1.1 - 1.1.24 ● Fixed Dropbox Import/Export ● Fixed slider display glitch ● WiFi Import fixes ● Export audio fixed ● Added audio file associations for file explorer ● Fixed startup issue when playlist contains non-downloaded Dropbox tracks ● No re-download Dropbox track if already downloaded ● Track loop fix ● crash during mp3 playback on Intel devices ● Feedback reporting tool integrated. Shake to reveal the feedback options

Description

From the listing uploaded by “appupdater”.

Practice at your own pace. Tempo SlowMo is an ideal practice tool for musicians, dancers and language students. Using technology developed for our Chord Detector and Chord Tutor apps, Tempo SlowMo’s sleek and simple design helps you practice playing songs, dance routines or learning a new language by slowing down or speeding up an audio tracks BPM (beats per minute) without affecting its pitch. 5 Stars “Great for playing guitar!” 5 Stars “Elegant and intuitive” 5 Stars “Great for transcribing songs on drums” 5 Stars “Amazing for memorization!” 5 Stars “Great for dance teachers” 5 Stars “Good for fitness too!” 5 Stars “Great for choir practice” 5 Stars “This app is my favorite :) i love it!!!” Just hit the Music button within the app to reveal the available audio import options. Import an audio file from your music library, Dropbox account or over WiFi network directly to your device. Tempo SlowMo will then load the audio file which you can then play, pause, slow down and speed up to your hearts content. Tempo SlowMo also has a feature allowing you to drop markers at any point in the track so that you can quickly skip back to that point if there is a particular bit of a track you are trying to master. Special Loop Markers allow you to loop part of a track if you need to master a specific section. Start and End Track Markers allow you to override the point where a track begins and ends. As well as being able to import audio files from different sources you can also make your own recording and save it for future use. Unfortunately Tempo SlowMo doesn't support the Google Play music streaming service at this time. You can export the changes you made to an audio file to MP3 and upload it to Dropbox or send it as an email attachment. Please note that this app does not support tracks which are DRM protected. List of core features:- ● Import tracks from music library sync’d to device ● Change tempo while playing between 20% and 250% or original tempo. ● Plays in background ● Play track on continuous loop ● loop sections of a track ● Export to Dropbox or Email ● Input from devices microphone and slow down/speed up recording ● Import tracks from your Dropbox ● Import tracks from your computer over WiFi List of additional features available via In-App Purchase:- ● Playlist – create, update, save and load playlists of tracks, rather than loading on a song by song basis. ● Pitch Changer – alter the pitch in 0.5 semitone increments between -12 and +12 semitones. ● BPM Tapper – determine the BPM of your track. ● Remove Adverts – The app is free but contains adverts. Use this option to remove the adverts. ● Equaliser Control – isolate specific frequency bands with this 10 band equaliser. List of features which will be available via In-App purchase soon:- ● Balance Control – change the volume per channel. If there are any features you would like to see in Tempo SlowMo please let us know. email: [email protected] www: http://www.chord-detector.com twitter: http://twitter.com/chorddetector fb: http://facebook.com/temposlowmo

Security & authenticity

Security rating: Trusted

Signing certificate

  • Signature matches the Google Play version Checked by the source store on Nov 17, 2025.
  • Certificate issued to “Martian Storm Ltd” This is the certificate of the Google Play version.

Store checks and file details

  • Developer signature verified Nov 17, 2025
  • Validated against Google Play Nov 17, 2025
  • Signed byCN=Simon Hopkin, O=Martian Storm Ltd
  • Signing certificate (SHA-1)E7:7B:6E:15:92:6D:A0:07:27:D1:39:A9:62:01:08:11:96:52:BF:EE
  • File MD5c09f810d67b7a77860ca9d43467f119d
  • Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

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 (10)

Tempo SlowMo - BPM Slow Downer requests 10 permissions, 3 of them sensitive.

Required hardware & features

Tempo SlowMo - BPM Slow Downer 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 Tempo SlowMo - BPM Slow Downer free?

The APK is free to download, but the app offers in-app purchases through Google Play.

Is the Tempo SlowMo - BPM Slow Downer 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 c09f810d67b7a77860ca9d43467f119d.

Tags

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