Voice Studio

Clone or design any voice.

30 seconds of audio to clone · describe-to-generate from a description · fine-tune with sliders
Clone a voice
Design a voice
My cloned voices 6
STEP 1

Consent · attestation

✓ signed
I attest that I have written permission from the individual whose voice is being cloned. jvapi will watermark every generated utterance and log usage for compliance. Unauthorized cloning is a violation of our terms and may carry legal consequences.
Signature
Taj Haslani
Full legal name
Taj Haslani
Date
2026-04-17
STEP 2

Upload sample · 30 seconds min

✓ 42s accepted

Drop an audio file or record live

30–180 seconds · WAV / MP3 / M4A · under 50 MB · one speaker, quiet room

taj-clone-sample.wav
00:42 · 16kHz · mono
Quality check
Low
Excellent 86 / 100
Strong voice signal · SNR 34dB · minimal room tone · single speaker detected
STEP 3

Name · publish

ready to train
Voice name
Visibility
Gender
Language
Accent / style tags
American Warm Narrator Mid-30s + add tag

Design a voice from description

No sample? Describe the voice you want — our model generates it
Describe the voice
A warm nurturing female 30s American voice for healthcare. Calm pace, empathetic, reassuring but professional. Very slight smile in the voice.
A crisp authoritative male 40s British voice for legal services A playful female 20s Hispanic bilingual voice for a D2C brand An older male narrator 60s, slightly gravelly, audiobook quality A friendly non-binary 20s voice, slight Australian lilt, upbeat
EV

Evelyn · Healthcare calm

Female 30s · American · warm · empathetic · 18 WPM slower than baseline

preview-01.wav
00:12 · 24kHz

Fine-tune

re-render on save
Age
33
Brightness
0.64
Pace
0.42
Warmth
0.78
Expressive
0.56

My cloned voices

6 voices · used across 14 agents
TJ
Taj · warm narrator
en-US · male · 34 · 28 Mar
Used by 4 agents
EV
Evelyn · healthcare calm
en-US · female · 32 · 22 Mar · designed
Used by 3 agents
NV
Nova · rooms host
en-US · non-binary · 28 · 14 Mar
Used by 2 agents
MR
Marcus · authoritative
en-GB · male · 44 · 08 Mar
Used by 2 agents
LU
Luna · bilingual ES-EN
es-MX/en-US · female · 26 · 01 Mar
Used by 2 agents
AN
Ana · tutor spanish
es-MX · female · 29 · 24 Feb
Used by 1 agent