Audacity opens an M4A file with the FFmpeg library: it allows the program to import and export a much larger range of audio formats, including M4A (AAC), AC3 and WMA.
M4A file
M4A audio file to quotes with timestamps in Russian
M4A audio file to quotes with timestamps in Russian: send the file and get the text with the timecodes. One file may be up to 30 minutes on the free plan, no minute limit on Pro.
3 files a day up to 30 minutes, free99+ languagesSpeaker separation and timestamps
In short
Transcribsi reads the M4A audio file in Russian and writes the list of quotations. The file comes off the platform as it is, one file may be up to 30 minutes, and the free plan gives 3 files a day.
How to get the file and turn it into quotes with timestamps
- 1
Find the file
Any file type can be stored in Google Drive, so the recording of the phone is uploaded to the account as it is
- 2
Hand the file over
The M4A audio file goes to the service through the upload widget; the speech is Russian, and the list of quotations comes back into the chat.
- 3
Run the instruction of the list of quotations
The text of the M4A audio file is given to the instruction of the list of quotations, and the answer is written in the sections Who spoke, Quotes with timestamps, Themes, one after another.
- 4
Name the language of the speech
The speech of the M4A audio file is Russian, one of the 99+ languages the engine reads, and the widget is left on Russian while the list of quotations is written.
- 5
Check the file before the upload
In the FAQ of the FFmpeg library of Audacity the M4A is written next to the codec it carries: M4A (AAC), AC3 and WMA
What comes back from the engine
- TXT
One segment per line, the way a person wrote it down. It is the format to paste into a ticket, a chat or a document.
- TXT, CSV
The start and the end time of every segment, and the speakers named separately when you ask for it.
- SRT, VTT
SRT and VTT with the time of every line, so the recording can carry its own subtitles.
- Markdown, DOCX
The transcript is edited through the API and exported as Markdown for a wiki, or as DOCX for a review.
What M4A keeps, and what it says about it
The Telegram Bot API takes an audio file only in the .MP3 or .M4A format, and it sends a voice message in the .OGG file encoded with OPUS, .MP3 or .M4A format.
Google Drive keeps the M4A among the files it stores: any file type can be stored in Drive, and the list of the audio formats it previews names MP3, MPEG, WAV, .ogg and .opus.
In the FAQ of the FFmpeg library of Audacity the M4A is written next to the codec it carries: M4A (AAC), AC3 and WMA.
A voice message of the Telegram Bot API is an .OGG file encoded with OPUS, an .MP3 file or an .M4A file.
up to 30 minutes on the free plan, no minute limit on Pro
$0: 3 files a day, up to 30 minutes per file, no card
$10 a month when you pay yearly ($120 a year), or $20 a month
The case
What the recording does not give you
The M4A audio file holds the voices and the order of the words. Audacity opens an M4A file with the FFmpeg library: it allows the program to import and export a much larger range of audio formats, including M4A (AAC), AC3 and WMA. From that text comes the list of quotations, in the sections Who spoke, Quotes with timestamps, Themes.
Tips
The sections of the list of quotations are the same for every recording.
A recording of the M4A audio file in Russian is read as Russian.
The file of the M4A audio file stays on your own disk.
Bots can currently send audio files of up to 50 MB in size, and the limit may be changed in the future.
Questions about M4A audio file and quotes with timestamps
Which problems can come with the M4A audio file?
Audacity opens an M4A file with the FFmpeg library: it allows the program to import and export a much larger range of audio formats, including M4A (AAC), AC3 and WMA. The engine does not change the file of the M4A audio file; it reads it as it is and writes the list of quotations.
What does the M4A keep for the M4A audio file?
Bots can currently send audio files of up to 50 MB in size, and the limit may be changed in the future. The file of the M4A audio file is the input of the engine, and the list of quotations is written from it.
What comes back after the Russian M4A audio file is read?
the list of quotations in the sections Who spoke, Quotes with timestamps, Themes, with the time of every line of the recording of the M4A audio file.
What do I get without a card?
3 files a day of up to 30 minutes every day, and the export of the text in the formats of the service, so the list of quotations comes back in every one of them.
Do I need an account for the M4A audio file?
The file of the M4A audio file and the widget are enough: the engine reads the Russian speech and writes the list of quotations.
Related pages
The same task on m4a audio file to text meeting minutes en
The same task on another recording, with the same steps and the same sections.
Interview to quotes with timestampsThe page of the task: the instruction that is written for it and an example of the answer.
Transcribe audio to textWhat the service does with a file: the formats of the export, the limits and the plans.
Sources
- MAudacity manual: FFmpeg Import/Export Library (read 2026-10-25)manual.audacityteam.org · checked
- CTelegram Bot API (read 2026-10-25)core.telegram.org · checked
- SGoogle Drive Help: Files you can store in Google Drive (read 2026-10-25)support.google.com · checked
- TTranscription service page (read 2026-10-25)transcrib.si · checked
- TPricing page (read 2026-10-25)transcrib.si · checked
Reading: 4 minutesUpdated Transcribsi editorial team
Drop a recording — the text arrives in a minute
Speakers by name, a time on every line, export to TXT, SRT, VTT, CSV and Markdown.
3 files a day up to 30 minutes, free99+ languagesSpeaker separation and timestamps