Among numerous AI music tools, Sonauto AI stands out.
Unlike Suno, which limits users to 50 credits per day, Sonauto is completely free, allowing users to generate any number of complete songs. This is invaluable for creators with limited budgets.
But how does it actually perform behind its free status? This Sonauto AI review will provide a detailed explanation, from its features and tutorials to real testing.
Let's begin.

Part 1. What is Sonauto AI?
Site: https://sonauto.ai/
Sonauto AI is a music creation tool designed for music lovers, aiming to help them create and publish their own songs without going through complicated processes.
It supports generating complete songs from text, tags, or lyrics, and also incorporates community remix function, making it more like a creative community than just a simple generator.
Now, Sonauto AI has been updated to model v3, allowing for deeper control over various musical elements, such as setting target BPM, explicitly adjusting song structure, and integrating multiple style references.
For ease of use, Sonauto AI is available in both app and web versions.

- Text-to-Music: Sonauto AI supports converting text or lyrics into complete songs, and allows for customized control over instruments, style, and mood via tags.
- Song Extension: You can extend the generated song by 60 to 80 seconds or even longer.
- Stems Export: Sonauto AI allows you to export vocals, drums, bass, and instrumental tracks separately for post-production.
- Song Remix: You can rearrange existing songs.
- Community Discovery: Browse and explore works created by other users. Sonauto AI also provides a radio station for listening and chatting.
- Music Editing: Sonauto AI supports individual editing of musical sections.
Sonauto AI Pricing
For regular users, Sonauto offers a completely free and unlimited generation quota.
For developers and professional users who need to use it on a large scale, Sonauto AI offers the following API subscription plans:
| Plan | Price / month | Monthly Credits | Songs Per Month | Additional Credits |
|---|---|---|---|---|
| Starter | $11 | 20,000 | 200 | $0.06 per 100 |
| Pro | $88 | 160,000 | 1,600 | $0.06 per 100 |
| Scale | $330 | 660,000 | 6,600 | $0.05 per 100 |
| Enterprise | $1,150 | 2,875,000 | 28,750 | $0.04 per 100 |
Part 2. Sonauto AI Tutorial: Step-by-Step Guide
Step 1 After visiting Sonauto, click "Create" on the left to start making music. You don't need to register an account.

Step 2 Select the model and generation mode. v3 and Advanced modes are recommended.

Step 3 Enter your music description. In the prompt box, enter the music style, mood, or genre. Sonauto AI provides thousands of music tags, you can choose the most precise one to suit needs. You can also choose Auto Tags.
Step 4 Choose whether to include lyrics. You can click "No Lyrics" to generate instrumental. If you choose to add lyrics, you can enter them manually or let AI generate them automatically.

Step 5 You can adjust Style Strength and Duration Control using the sliders. Once you're satisfied, click "Generate" and wait for the output. Sonauto AI will typically generate two versions for you to choose from.

Step 6 Editing and Adjusting. Edit the lyrics, style, or other elements as needed. You can extend the song or modify specific sections.

Step 7 Download or Share. Once completed, download the desired format or share it to the Sonauto community platform.

Part 3. Sonauto AI Review from An Music Creator
As an AI music creator, I have systematically tested Sonauto AI over the past period of time, and the following are my most genuine creative experiences:
Sonauto has improved its user interface, making it simple and quick to learn for users who only need to generate songs. However, if you want to use other more advanced features, such as editing individual paragraphs, it still requires a longer learning curve.
It offers users deeper creative control. Through its powerful tag system, I was able to control instrument and clearly define the specific style of the music. I highly recommend using short but effective tag combinations for better results.
In terms of sound quality, V3 is a significant improvement over V2.2, with good clarity and audio quality. What I like most is its ability to delicately capture the vocal characteristics of many singers, generating songs that closely resemble the voices of specific artists.
But, typical AI distortion and flickering effects can still be heard in high-pitched and complex musical passages. Also, because it is free, it cannot be used for commercial purposes.
- Completely free, unlimited generation.
- Style tags provide users with a high degree of control.
- Offers community remix and discovery features.
- API support, suitable for developers.
- Capable of delicately capturing the vocal characteristics of singers.
- Advanced features are limited, and the learning curve is long.
- Free text input is not available in advanced mode.
- Commercial licensing terms are opaque.
- Stability of complex structures is generally poor.
Part 4. Another Powerful AI Music Tool for Better Song Creation
While using Sonauto AI, I found its tag system to be powerful, but it also restricted some freedom. In addition, since it does not support commercial use, I started looking for other music tools.
Tunesona is an AI music tool that I highly recommend. Unlike Sonauto AI, Tunesona's design philosophy is Chat to music. This gives users a high degree of freedom, you can input a specific prompt for precise control, or you can just tell it a vague idea.
It can understand your creative intentions, help you plan the lyrics and song structure, and generate the song only after you have fully confirmed it. If you are not satisfied with the result, you can continue to ask it to adjust the mood of the chorus, change the instruments, or even just redo a certain section, without having to start from scratch.
All of this happens within the same dialogue process.

Very importantly, Tunesona supports commercial use, and you can even download your commercial license certificate.

Part 5. FAQs About Sonauto AI
1 Is Sonauto AI free?
Yes. Sonauto offers completely unlimited music generation at no cost. Just visit the website and start creating.
2 Can I use Sonauto AI commercially?
In its terms, Sonauto AI states that it only supports personal, non-commercial or internal business use.
3 Does Sonauto AI have an app?
Yes, Sonauto AI is available as an iOS app. You can add it to your home screen via Safari. There is currently no standalone Android app.
4 Is Sonauto better than other AI music tools?
Sonauto's biggest edge is being completely free with unlimited generations, while tools like Suno lead on feature depth, vocal quality, and clearer commercial licensing.
Conclusion
For beginners and content creators looking to create AI music for free, Sonauto AI is worth trying. Its free, unlimited generation policy lowers the barrier to entry for AI music, and its community remix feature adds extra interactive fun for creators.
However, if you want to delve deeper into more accurate creations, or hope to use AI music in commercial settings, then you might want to try Tunesona.
Hopefully, this Sonauto AI review has been helpful!