Stop hunting presets
Start from a description instead of scrolling through endless voices.
Murmur
Design reusable voices from plain language prompts.
Write a voice direction, preview a short take, then save the result as a reusable voice for every future script.
Local on Apple Silicon860+ voicesSaved to My Voices
Prompt, preview, and save a voice you can reuse.
Most TTS apps make you browse preset voices. Murmur lets you describe the voice you want, preview it locally, and save the result as a reusable voice for future scripts.
Voice promptPrompt libraryCategoriesSave voiceGenerate previewA short path from direction to reusable voice.
Voice Design keeps the creative decisions close together: describe the voice, borrow a prompt recipe, preview the take, then save the result as a production asset.
Shape before rendering
Use categories, prompt recipes, and previews to get the voice right.
Save the result
Keep it as a reusable voice in My Voices for future scripts.
Listen before the voice becomes permanent.
Generate a short take, check the pacing and texture, then save only the voices that are worth reusing.
Short take previewGenerated locally
Preview text
The offer needs to sound urgent, bright, and a little over-caffeinated without becoming harsh.
Good length · ~8sReady
Save the good take and reuse it anywhere.
Designed voices live beside your local voice library, ready to assign in scripts and projects without rebuilding the same prompt every time.
Ad Read
used today
Tech Host
used in 3 projects
Warm Narrator
audiobook-ready
Course Guide
training voice
Noir Detective
character voice
Show the buyer a job they already need to finish.
The strongest Voice Design demos are not celebrity impressions. They are reusable roles: characters, narrators, instructors, hosts, and ad voices that can carry a real project.
Game character pass
Design a tavern keeper, radio operator, quest narrator, or villain by role, then save the best take for future scenes.
Ad voice variants
Create one reusable ad-read voice, test multiple CTAs, and export the strongest version for a short-form video timeline.
Course narrator
Build a clear instructor voice once, then reuse it across lessons so the course sounds consistent after every update.
Murmur is becoming a full local voice studio, not just a prompt box.
The product story is stronger when the website shows the workflow growing around Voice Design: import long material, find voices faster, save reusable roles, and export finished audio.
Voice Design
prompt, preview, save
Community favorites
star voices for later
EPUB import
bring books into narration
Projects
scripts, speakers, clips, export
Build a voice once. Reuse it everywhere.
Design the voice locally, preview the take, and keep the result inside the same production app.