Guides / 4 listed
Free AI voice, music and speech tools
Free plans for text to speech, AI music and speech-to-text.
4 listings · facts checked on official pages, latest 2026-10-14. Plans change; confirm on the vendor's site.
01AssemblyAIAI Audio
Card: none
What you get
$50 in free credits on signup for speech-to-text and other APIs.
How to get it
Sign up at assemblyai.com.
What it requires
No credit card required.
The catch
Credits are a one-time amount; free-tier streaming concurrency is 5 new streams per minute versus 100 on pay-as-you-go.
From the official page · checked 2026-10-14
02CartesiaAI Audio
Changed
What you get
20K credits a month for text to speech and speech to text (about 27 minutes of Sonic-3.6 audio), plus $1 a month of prepaid voice-agent usage.
How to get it
Start free at cartesia.ai.
What it requires
Not stated by vendor
The catch
No commercial use license or voice cloning on Free; both start on the $5 Pro plan.
From the official page · checked 2026-10-14
03ElevenLabsAI Audio
Changed
What you get
10,000 credits a month for text to speech, speech to text, sound effects and more; 3 Studio projects.
How to get it
Sign up at elevenlabs.io.
What it requires
Not stated by vendor
The catch
No commercial license on Free (it starts on the Starter plan); unused credits do not roll over.
From the official page · checked 2026-10-14
04SunoAI Audio
What you get
50 credits a day on free models, standard features, upload up to 8 minutes of audio.
How to get it
Sign up at suno.com.
What it requires
Not stated by vendor
The catch
No commercial rights, no song downloads, shared queue.
From the official page · checked 2026-10-14