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01 / Fact sheet

Murmur at a glance

Product

Murmur, a local text to speech studio

Maker

Tarun Yadav, independent developer

First release

Version 1.0, February 24, 2026. Current version on the changelog.

Platforms

macOS 15 or later on Apple Silicon and Intel Macs. Windows 10 or 11 (64-bit) as a beta.

Price

$49 one-time license for one computer. No subscription.

Free plan

3,000 characters a day with the bundled Kokoro voices, plus a 3-day Pro trial.

How it works

Speech is generated on the user's own computer after model setup. Scripts are not sent to a cloud voice service.

Key features

Preset voices, voice cloning from a short sample, Voice Design from a text prompt, multi-speaker projects, 600+ languages through OmniVoice, CLI and MCP automation.

Website

murmurtts.com

02 / Boilerplate

How to describe Murmur

One sentence

Murmur is a text to speech app for Mac and Windows that generates natural voices on your own computer, with no per-character fees.

One paragraph

Murmur is a desktop text to speech studio for Mac and Windows, made by independent developer Tarun Yadav. It runs open speech models such as Kokoro, Qwen3-TTS and OmniVoice locally, so scripts are not uploaded to a cloud service for generation and there is no per-character billing. Creators use it for YouTube voiceovers, audiobooks, course narration and podcasts, with voice cloning, Voice Design from a text description, multi-speaker projects and WAV and M4A export. Murmur has a free plan with 3,000 characters a day and sells as a one-time license for $49.

Please write the name as "Murmur", one word, capital M. Prices on this page update with the live price.

03 / Images

Icon and screenshots

App icon

PNG, 512 × 512

Create Speech window

PNG, 1223 × 768

Voice Design window

PNG, 1238 × 840

Explore Voices window

PNG, 1224 × 768

Projects and timeline

PNG, 1200 × 751

Script blocks

PNG, 1057 × 426

Cast and speakers

PNG, 680 × 272

04 / Video

Product film and clips

Short silent clips work as b-roll. The launch film has music.

Launch film

MP4, 82 s, 1920 × 1080

Vertical reel

MP4, 20 s, 1080 × 1920

Voice Design clip

MP4, 6.5 s

Voice cloning clip

MP4, 6 s

Describe a voice clip

MP4, 7 s

Whisper tags clip

MP4, 8 s

Script writing clip

MP4, 4 s

Projects clip

MP4, 4 s

05 / Founder

About the maker

Murmur is built by Tarun Yadav, an independent developer. A founder photo is available on request by email while a downloadable headshot is being prepared.