OfflineTTS
Read web pages and PDFs aloud with open source natural TTS voices (supertonic) - offline, private, and local
As of June 2026, OfflineTTS has 67 users and a 5.00/5 rating from 3 reviews in the Accessibility category.
Usersup 48.9 percent+48.9%
67
67
Ratingno change0%
5.00
3 reviews
Reviewsno change0%
3
Version
0.01.00
Manifest V3
History
7 snapshotsTracking since Apr 2, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 2, 2026 | 45 | 5.00 | 3 | 0.01.00 |
| Apr 19, 2026 | 48 | 5.00 | 3 | 0.01.00 |
| Apr 29, 2026 | 43 | 5.00 | 3 | 0.01.00 |
| May 9, 2026 | 52 | 5.00 | 3 | 0.01.00 |
| May 16, 2026 | 54 | 5.00 | 3 | 0.01.00 |
| May 25, 2026 | 51 | 5.00 | 3 | 0.01.00 |
| Jun 4, 2026 | 54 | 5.00 | 3 | 0.01.00 |
| Now | 67 | 5.00 | 3 | 0.01.00 |
Permissions & access
- Permissions
- activeTabcontextMenusstorageoffscreen
- Host access
- <all_urls>
Screenshots
About
OfflineTTS reads web pages, PDFs, and selected text aloud using high-quality AI voices — completely offline and private. No data ever leaves your browser. Features - 4 Natural AI Voices — Choose from Male 1, Male 2, Female 1, or Female 2 - Read Full Pages — Extract and read article text with one click - Read Selected Text — Highlight text, right-click, and select "Read with OfflineTTS" - PDF Support — Read PDF documents directly in your browser - Speed Control — Adjust playback from 0.5x to 2.0x - Pause & Resume — Stop anywhere and continue later - Keyboard Shortcuts — Alt+P (play/pause), Alt+O (stop), Alt+. (skip forward), Alt+, (skip back) Privacy First Everything runs locally on your device using ONNX Runtime. Your browsing data and text content are never sent to any server. Lightweight Runs entirely on CPU — no GPU required. Open Source OfflineTTS is free and open source under the Apache 2.0 license. View the source code and contribute at github.com/hkdb/offline-tts Credits Powered by Supertonic (github.com/supertone-inc/supertonic) for high-quality neural TTS voices. Early Development OfflineTTS is in active development (v0.1.0). Currently supports English (tested) and Korean (not-tested). Feedback and contributions welcome!
Technical
- Version
- 0.01.00
- Manifest
- V3
- Size
- 258MiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- nfbppcifgekipkdbcolhkpcilehoinkl
- Developer ID
- u2b7237d90b31ac7b1036013b2cd9a6b8
- Developer Email
- [email protected]
- Created
- Dec 10, 2025
- Last Updated (Store)
- Dec 10, 2025
- Last Scraped
- Jun 4, 2026
- Website
- —
- Support URL
- https://github.com/hkdb/offline-tts/issues
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Data sourced from the Chrome Web Store · last verified Jun 4, 2026.