TikToker
Daily short videos
Write the script, let Knuckles read it, drop it into CapCut.
Knuckles AI Voice for characters, games and animation dubbing
Knuckles is a male English AI voice on SaydiVoice. Type any text and hear it in natural English in seconds — free, with MP3 download.
Knuckles
knuckles from sonic x
Free 50,000 characters a month · Try it now without signing up · MP3 & WAVFree 50,000 characters/month · MP3
Discover more voices
All English text to speech → · English Male voices → · Character & Animation voices →
How to use the Knuckles voice
Create professional Knuckles speech in 3 simple steps
01
Paste your script
Type or paste any text you want Knuckles to read
- Free 50,000 characters a month
- Insert emotion tags like [laughter], [sigh] right in the text
02
Generate the speech
Hit ▶ to hear Knuckles read your text in the browser
- Results in seconds
- Download MP3, drop it into CapCut, TikTok, Reels or Shorts
Free to try · No sign-up
03
Open the advanced studio
Press “Use this voice” to unlock more:
- Long scripts, several voices in one piece
- Fine-tune emotion with expression tags
- Download in several formats (MP3, WAV)
- Save to your library & use commercially
Ready to make videos with the Knuckles voice?
Use this Vietnamese AI voice for TikTok videos, podcasts, ads and more
Free plan availableTry now, no sign-upCommercial use allowed
Who uses the Knuckles voice?
From short videos and podcasts to classrooms, ads and apps — everyone uses Knuckles differently
Podcaster
Intros & ads
The same steady voice, episode after episode.
Teacher
How-to videos
Clear and expressive — viewers stay awake.
Online seller
Product videos
Turn product descriptions into sales videos in minutes.
YouTuber
Explainers & reviews
Long narration that stays even — fix one line, regenerate just that line.
Audiobook creator
Fiction & audiobooks
Split into chapters, read seamlessly, drop [sigh] into quiet passages.
Marketer & agency
Ads & TV spots
Try several ad scripts in a single afternoon.
Developer
Apps, games & chatbots
Call the API so Knuckles reads notifications and character lines.
Questions about the Knuckles voice
Yes. You can generate speech with Knuckles for free on SaydiVoice and download the audio as MP3 or WAV.
Knuckles speaks English. You can still type text to hear how it sounds.
Type your text, hit generate, then choose download. The file saves straight to your device as MP3 or WAV.
The try box on this page is capped at 3000 characters to keep it fast. For longer text, open the free studio — it takes long scripts, several voices in one piece, and MP3/WAV export.
Click the try box — the sample is selected for you, so type or paste your own words to replace it. Or press “Clear” to remove everything, then enter your text and hit generate.
In the studio, signing in free saves every clip you make to your account so you can reopen it anytime. In this quick try box, the audio stays in your browser until you download it.
Yes. Download the audio file and drop it into your usual editor, the same way you would with any recording.
Yes — generated audio can be used in videos, podcasts, ads and more, subject to local laws and our terms.