Audio Learning: How to Create Your Own Study Audio Files for Free
Aug. 7, 2026
Do you know about the study method called "Audio Learning," where you study by listening to audio?
Audio learning is a study method of listening with your ears, and it is gaining attention as a revolutionary study method that allows you to study by utilizing spare time without being tied down by place or time.
Audio learning is said to have various benefits, such as:
- Your hands are free since it is audio
- You can utilize spare time
- The hurdle to start studying is low
- Study stress does not build up
- Knowledge can be fixed in your memory through repetition
- The brain is activated by imagining the audio
Source: Oden Blog (Web Archive)
However, even if you want to start audio learning, materials for the specific content you want to study are often not available.
For example, even if you think, "I want audio materials for qualification exam preparation!" they are often not sold on audio learning sites.
Even though you know audio learning is an excellent study method, there is no way to actually study this way.
It is such a waste.
But what if you could create your own audio for audio learning?
Therefore, this time we will introduce "how to create audio files for audio learning of the subjects you want to study."
For Audio Learning! How to Create Your Own Audio
"Do I have to read the text myself to create an audio file?"
Some people might think so.
Certainly, it is possible to create audio learning materials by speaking out loud yourself as an output.
However,
- It can be embarrassing to study while listening to your own voice
- You might become concerned about mistakes in reading
There are also disadvantages.
That is where you should use a text-to-speech service powered by the latest AI!
The most recommended tool for creating audio for audio learning is the text-to-speech service "Ondoku."
"Ondoku" is a service that can read text aloud simply by entering text or uploading an image.
Since the text-to-speech processing is done on the website, anyone can easily use it from any environment—iPhone, Android, or PC—as long as they have an internet connection.
It supports various languages, including Japanese and English, and you can freely choose from different voice types like female, male, or child!
Listen to 16 types of voices from the text-to-speech software Ondoku for free. Change the impression with pitch adjustments.
Ondoku has 16 types of Japanese voices. Of course, both male and female voices are available. We have made it possible to sample 8 commonly used Japanese voices and hear how they sound when their pitch is adjusted.
Since you can adjust the pitch and speed, you can have it read aloud in the voice that is easiest for you to hear.
Another great point is that you can start using it for free.
The reading voices of "Ondoku" are so realistic and close to human voices that it's hard to believe they are machine-generated.
There are many types of text-to-speech services, but "Ondoku's" reading voice is particularly realistic.
It is highly popular because it is easy to hear, simple to operate, and can be used for free!
If you want to create audio for audio learning, why not try "Ondoku" first?
With "Ondoku," it's even possible to turn images into audio!
If entering text is a hassle, you can also read audio from an image.
Take a photo of the part you want to read aloud and upload it to Ondoku.
Then, you can easily have it read aloud.
The recognized characters are displayed in a text box and can be edited later.
Rest assured that if there are any recognition errors from image to text, they can be easily corrected.
How to use image reading | How to use free OCR on photo text to turn it into audio.
Explaining the "Ondoku" feature that can read text from images or photos (OCR) and read it aloud. It can be used for free. On both PC and smartphone, reading is completed in just a few seconds simply by uploading an image.
Many people are already using Ondoku for learning.
I've decided to memorize key points by ear and use my hands and eyes for other studies.
So, I made an audio file. This text-to-speech software is pretty good.
(This is an audio-only file) pic.twitter.com/aKWbjTya2s— Wacchi @ R2 First-Class Architect Exam Account (@wachish1978) October 1, 2020
When the team at Ondoku finds tweets like this on Twitter, we can't help but follow the tweets and cheer them on.
Also recommended for audio learning of foreign languages such as English, Chinese, and Korean!
The voice types are not limited to Japanese.
In Ondoku, text-to-speech is possible in more than 30 languages other than Japanese.
- Studying English
- Studying Korean
- Studying Chinese
It is highly recommended for those studying various languages!
Especially in foreign language learning, listening and memorizing audio is very important. It is very convenient to be able to create audio that fits your needs.
Plus, the pronunciation is excellent!
Since it can read aloud with native pronunciation in any language, it can be used for listening and speaking practice.
[Ondoku] Preview voice types and sample audio for supported languages
Here, we introduce the supported languages and sample audio for Ondoku.
Why not try using "Ondoku" for audio learning for free?
"Ondoku" is free for up to 5,000 characters per month. Reading beyond that requires a fee.
Downloading audio is very simple. You can download mp3 files immediately just by pressing the download button.
- High school or university entrance exams
- Language exams including TOEIC and TOEFL
- Qualification exams for skill development
Why not use "Ondoku" to progress your studies more effectively?
We would be happy if we could help you in your efforts through "Ondoku."
■ AI voice synthesis software "Ondoku"
"Ondoku" is an online text-to-speech tool that can be used with no initial costs.
- Supports approximately 50 languages, including Japanese, English, Chinese, Korean, Spanish, French, and German
- Available from both PC and smartphone
- Suitable for business, education, entertainment, etc.
- No installation required, can be used immediately from your browser
- Supports reading from images
To use it, simply enter text or upload a file on the site. A natural-sounding audio file will be generated within seconds. You can use voice synthesis up to 5,000 characters for free, so please give it a try.
Email: ondoku3.com@gmail.com
"Ondoku" is a Text-to-Speech service that anyone can use for free without installation. If you register for free, you can get up to 5000 characters for free each month. Register now for free
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