Amazon / Utilities / MP3 CONVERTER: VIDEO TO AUDIO
REVIEW
A 99-cent Fire utility that does one job, slowly, and asks no questions.
MP3 Converter: Video to Audio strips audio off whatever video file you point it at. It works. Whether you should be pointing it at that file is between you and your conscience.
BY THE APP COMRADE DESK · MAY 10, 2026 · 3 MIN READ
MP3 Converter: Video to Audio
SOUYOU TOOLS
OUR SCORE
6.4
AMAZON
★ 5.0
PRICE
$0.99
There is a tier of app store software that exists to do one boring task, charges a dollar for it, and leaves. Photo rotators. PDF mergers. Unit converters. MP3 Converter: Video to Audio is that kind of app — a single-purpose Fire utility from a small developer that strips the audio track off a video file and saves it as an MP3.
That is the entire feature set. There is no editor, no streaming layer, no built-in browser. You pick a video already on the device, pick a bitrate, and wait. A couple of minutes later there is a file in a folder. For a dollar.
The interesting question is not whether it works — it does — but who it’s for. The honest answer is: anyone who already owns the video. The dishonest answer is the one the developer is presumably not eager to print on the listing.
The app does not ask where the file came from, which is the entire selling point and also the entire problem.
FEATURES
The premise is one sentence: feed it a video file already on your Fire device, get an MP3 back. The interface is a file picker, a format selector that mostly stays on MP3, a bitrate dropdown, and a convert button. Output lands in a folder you can browse with any file manager. There is no library, no playback layer, no editor, no trim tool — just extraction.
Format coverage is wider than the name implies. The converter reads MP4, MKV, MOV, AVI, WMV, and a handful of older containers, and writes MP3, AAC, WAV, and OGG. Bitrates run from 64 kbps to 320 kbps. A single conversion of a 90-minute video runs a couple of minutes on a current-gen Fire tablet, longer on a Fire TV stick where the app technically installs but isn't really designed to live.
At $0.99 with no in-app purchases, it sits well below the "freemium with watermarks" tier that dominates this category on every other store.
MISSION ACCOMPLISHED
The pricing is honest. One dollar, one feature, no subscription, no nag screen, no ads stitched into the conversion flow. That is a rarer posture on Amazon Fire than it should be — most utilities in this slot are free with aggressive interstitials, or freemium with a $4.99/month unlock for "high quality" output that should obviously be the default.
The conversions themselves are clean. Bitrate selection is respected, metadata isn't mangled, and the resulting MP3 plays in every audio app on the device without re-encoding. For a one-developer Fire utility, that's the bar — and this clears it.
ROOM TO IMPROVE
The app does not ask where the file came from, which is the entire selling point and also the entire problem. Extracting audio from a video you own — your own recording, a downloaded lecture you paid for, a public-domain film — is fine. Extracting audio from a copyrighted stream you ripped off YouTube or a streaming service is not, and the listing does nothing to draw that line for less-savvy users. A short in-app reminder of the obvious would cost nothing and clarify the use case.
The interface itself is dated. File browsing on Fire OS is already awkward, and the app inherits all of it without adding shortcuts, recents, or batch queueing. There's no progress estimate beyond a generic spinner, and a failed conversion gives a one-word error with no detail.
CONCLUSION
This is a utility, not a product. If you have a folder of home videos, talks, or recordings you legally own and you want the audio out of them as MP3s, a dollar is fair and the result is fine. If you're using it to lift audio off copyrighted streams, that's on you — and a better tool would at least make you say so out loud.