Complete Guide to MP3 Transcription: 7 Top Services
June 7, 2025


For those who feel this way, we'll introduce services that allow anyone to easily transcribe (or "write out") MP3 files.
MP3 files can be transcribed quickly and accurately using AI transcription tools.
There's no longer a need to manually type out transcriptions as in the past.
However, it's important to note that some AI transcription tools may not support file uploads.
The services introduced in this article allow you to easily transcribe MP3 files by simply uploading them.
If you're looking for a way to transcribe MP3 files, be sure to try out our recommended services.
Recommended Methods for Transcribing MP3 Files
For transcribing MP3 files, "Mojiokoshi-san" is highly recommended!
"Mojiokoshi-san" is an AI transcription service that allows you to transcribe MP3 files directly by uploading them.
Using the latest AI, you can accurately transcribe MP3 files in just 10 minutes.
Advanced speech recognition features are also available, such as speaker diarization (transcribing by speaker) and foreign language transcription.
What's more, "Mojiokoshi-san" is free to use!
You can transcribe files up to 3 minutes for free without registration or login, so you can easily transcribe your MP3 files right away.
If you're looking for a way to transcribe MP3 files, why not try "Mojiokoshi-san" first?
How to Transcribe MP3 Files?
First, let's explain the recommended methods for transcribing MP3 files.
AI Transcription Services are Recommended for MP3 File Transcription
When transcribing MP3 files, using an AI transcription service is highly recommended.
Previously, converting recorded MP3 files into text required manually typing them out.
However, typing out transcriptions manually was very difficult and took many times longer than the audio file itself.
In contrast, AI-powered transcription is incredibly easy.
You simply upload the MP3 file, and it will be automatically transcribed into text.
AI speech recognition performance has rapidly improved in recent years, allowing for very high accuracy in transcription.
Since anyone can easily transcribe in a short amount of time, using an AI transcription service is recommended for transcribing MP3 files.
7 Recommended AI Transcription Services for MP3 Files

So, what specific AI transcription services can you use to conveniently transcribe MP3 files?
We'll introduce the best services recommended for high-quality MP3 to text transcription!
1. Mojiokoshi-san
The recommended AI transcription service for transcribing MP3 files into text is 'Mojiokoshi-san'.
'Mojiokoshi-san' is an AI transcription service that allows anyone to easily transcribe with high accuracy using two types of the latest AI.
It can transcribe MP3 files, as well as audio, video, images, and PDF documents.
It's easy to use: just upload your file from the top page.
The AI handles everything else.
As it's a service originating from Japan, it's also recommended for those concerned about security.
Easy and High-Accuracy Transcription with the Latest AI
The appeal of 'Mojiokoshi-san' is its ability to conveniently convert MP3s to text using the latest speech recognition AI!
The latest AI, "PerfectVoice," is high-performance, capable of ultra-fast transcription of even long audio files in just 10 minutes!
Furthermore, it supports over 100 languages, including Japanese, English, Korean, Chinese, Thai, Vietnamese, Indonesian, Malay, and many more.
You can also use the timecode function to conveniently transcribe recorded meeting MP3 files by speaker.
It can be useful in a wide range of situations, such as transcribing foreign language MP3 files or transcribing meeting MP3 files to create minutes.
Free Transcription Service
What's more, 'Mojiokoshi-san' is available for free.
You can transcribe files up to 3 minutes for free, without the hassle of registration or login.
You can upload MP3 files immediately after opening the top page from here, so why not experience AI transcription with 'Mojiokoshi-san' first?
2. AI GIJIROKU
AI GIJIROKU (AI Meeting Minutes), as the name suggests, is an AI transcription service designed for transcribing audio from meeting minutes.
While its primary function is real-time transcription, it also supports uploading audio and video files.
MP3 files can also be uploaded.
File uploads are done via the "Import function".
It is a paid service, with both personal and corporate plans available.
There is a free plan for individuals, but it only allows viewing, not transcription.
It is used in specific industries such as finance, healthcare, and construction.
It has specialized features for transcribing, making it convenient for business use.
3. toruno
toruno is an AI transcription service designed to transcribe meeting audio.
By using its file upload feature, you can transcribe MP3 files into text.
MP3 file uploads are done from the "Meeting Log" screen after logging in.
It also offers extensive features for managing transcribed meeting audio.
This AI transcription service is recommended for those who frequently record meetings on their smartphones or IC recorders.
4. Rimo Voice
Rimo Voice is an AI transcription service strong in transcribing Japanese audio.
It supports various scenarios, including meetings and online events.
It features a file upload function, allowing MP3 file uploads.
However, Rimo Voice's audio file upload function recommends M4A files over MP3 files.
If MP3 files don't upload successfully, you may need to convert them to M4A files before uploading.
Paid plans include time-based billing for individuals and monthly plans for corporations.
This service is recommended for those who frequently transcribe Japanese audio, including MP3 files.
5. Notta
Notta is a high-performance AI transcription service that can transcribe audio and video into text.
It supports audio from a wide range of scenarios, such as business negotiations and web conferences.
MP3 file uploads are also possible.
Logging in is required for file uploads, and MP3 files can be uploaded from the "Import" section of the management screen.
6. YOMEL
YOMEL is an AI transcription service for automatically creating meeting minutes.
Its strength lies in its integration with web conferencing tools like ZOOM and Microsoft Teams, with real-time transcription as its main feature, but it also allows audio file uploads.
Audio files, including MP3s, can be uploaded using the "Import" function.
Uploaded audio files can be reviewed from the management screen, similar to logs from real-time transcription.
Speaker diarization (transcription per speaker) is also available.
This is a service for corporations, with paid plans ranging from ¥28,000/month to ¥180,000/month, which is on the higher side.
While a free trial is available, it requires an inquiry via email using a corporate name.
7. ZMEETING
ZMEETING is a transcription service that uses AI to automatically create meeting minutes
an>.It is operated by a venture company that originated from AIST (National Institute of Advanced Industrial Science and Technology).
It uses a proprietary AI engine for transcribing audio to text.
It also features emotion recognition.
Paid licenses are divided into three tiers—S, M, and L—depending on usage time and features.
To use features like MP3 file import, an M or L license is required.
How to Transcribe MP3 Files to Text
Finally, we'll briefly explain how to transcribe MP3 files from audio to text using 'Mojiokoshi-san'.
1. Open the 'Mojiokoshi-san' Page
First, to upload your MP3 file, open the 'Mojiokoshi-san' page from here.
With 'Mojiokoshi-san', you can easily upload files directly from the top page.
You can transcribe up to 1 minute of audio for free without registration or login, so first-time users can easily experience AI transcription.
2. Select MP3 File
Select your MP3 file using one of these methods:
- Drag and drop the MP3 file
- Click "Select" to choose the file
You can also upload from smartphones and tablets!
When using from a smartphone or tablet, you can tap "Select" and choose the file in the same way.
3. Start Upload and Transcription
Clicking the "Start Transcription" button will begin uploading your MP3 file.
Once the upload is complete, transcription will begin automatically.
Keep your browser open and wait until the transcription is complete.
※ If you are registered and logged in, you will be notified by email when transcription is complete, so you can close your browser after the upload finishes.
4. Transcription Complete
Once the MP3 file transcription is complete, the transcription results will be displayed like this.
※ If you registered/logged in and then closed your browser, you can check the transcription results from "History" in the menu.
This completes the process of transcribing an MP3 file to text using "Mojiokoshi-san."
"Mojiokoshi-san" is free and easy to use.
If you need to transcribe MP3 files, why not try "Mojiokoshi-san" first?
■ AI transcription service "Mr. Transscription"
"Mr. Transcription" is an online transcription tool that can be used from zero initial cost and 1,000 yen per month (* free version available).
- Supports more than 20 file formats such as audio, video, and images
- Can be used from both PC and smartphone
- Supports technical terms such as medical care, IT, and long-term care
- Supports creation of subtitle files and speaker separation
- Supports transcription in approximately 100 languages including English, Chinese, Japanese, Korean, German, French, Italian, etc.
To use it, just upload the audio file from the site. Transcription text is available in seconds to tens of minutes.
You can use it for free if you transcribe it for up to 10 minutes, so please try it once.
Email: mojiokoshi3.com@gmail.com
Transcription for audio / video / image transcription. It is a transcription service that anyone can use for free without installation.
- What is Mr. Transcription?
- Transcript images, sounds, and videos with Mr. Transcription
- Free registration
- Rate plan
- manual