According to AlphaMoat, the Audio category tracks 357 AI browser extensions; the most-installed is NaturalReader (1.0M users). Ranked by install count, listing extensions with 10,000+ users.
| # | Extension | Publisher | Users | Rating |
|---|---|---|---|---|
| 1 | NaturalReader reads web pages, emails, PDFs, Google Docs and Kindle books aloud with natural-sounding AI voices. | NaturalSoft | 1.0M | ★ 4.2 |
| 2 | Read Aloud TTS is a text-to-speech extension that reads web pages, PDFs, and e-books aloud in natural AI voices. | readaloud | 600.0K | ★ 4.3 |
| 3 | Turn YouTube text subtitles into natural-sounding speech with over 100 AI voices in many languages. | - | 500.0K | ★ 3.3 |
| 4 | Voice Control for ChatGPT adds speech input, hands-free replies and read-aloud to ChatGPT in Chrome, with shortcuts and custom voice commands. | Aidia | 400.0K | ★ 4.0 |
| 5 | Youtube Transcript converts any YouTube video into text transcripts and ChatGPT-powered summaries without requiring an account. | youtube-transcript | 100.0K | ★ 4.5 |
| 6 | Transkriptor records meetings in the browser and turns speech into text in more than 100 languages and dialects across Meet, Teams and Webex. | Transkriptor | 100.0K | ★ 4.7 |
| 7 | Turns YouTube videos into transcripts with AI summaries, key insights, and chat. | AM2 Studio | 80.0K | ★ 4.8 |
| 8 | PickScribe pulls an instant transcript from any video and lets you ask AI questions about it, with summaries and flashcards on top. | pickscribe | 70.0K | ★ 3.5 |
| 9 | Readvox reads web articles, Google Docs and Kindle books aloud in the browser with natural-sounding text-to-speech voices. | Fenvox | 50.0K | ★ 4.2 |
| 10 | Translate and Speak Subtitles for YouTube converts text subtitles into natural-sounding speech using AI, so you can listen to subtitles in your language. | Dunkum Sherwin | 50.0K | ★ 3.0 |
| 11 | Kaption transcribes, translates and organises WhatsApp Web chats, with audio-to-text, MCP AI assistant links and privacy tools. | Kaption AI | 50.0K | ★ 4.8 |
| 12 | Qwen's browser extension records and transcribes online courses and meetings, translates subtitles and helps you read web pages and PDFs. | - | 50.0K | ★ 3.1 |
| 13 | Felo Subtitles adds real-time AI captions and translation to meetings and live video on Zoom, Google Meet, Microsoft Teams, and YouTube. | Felo | 50.0K | ★ 3.7 |
| 14 | Noise Cancelling App uses AI to remove background noise from your microphone in calls, streams, and recordings. | Webcameffects | 40.0K | ★ 4.8 |
| 15 | ChatGPT Reader/Transcriber turns any text into natural speech and transcribes audio with AI, free to start. | gpt-reader | 30.0K | ★ 4.6 |
| 16 | Pronounce | 30.0K | ★ 4.1 | |
| 17 | 字幕精灵 is a browser extension from NewTranx that recognises speech and displays real-time bilingual subtitles on foreign-language videos. | newtranx | 30.0K | ★ 3.5 |
| 18 | baabullah | 30.0K | ★ 3.6 | |
| 19 | SpeechText.AI records audio from any page and transcribes audio and video files into text with domain-adaptive AI recognition. | speechtext | 30.0K | ★ 4.1 |
| 20 | Voice Notepad lets you enter text by voice and convert audio files into typed text in your chosen language. | speechpad | 20.0K | ★ 4.1 |
| 21 | Voice-powered medical reporting that turns your dictation into typed reports inside health records software. | Augnito India | 20.0K | ★ 5.0 |
| 22 | Downloads ChatGPT responses as high-quality audio files in MP3, AAC, or Opus formats. | - | 20.0K | ★ 3.2 |
| 23 | Talk to ChatGPT, DeepSeek, Claude and other chatbots by voice and hear responses read aloud. | VoiceWave | 10.0K | ★ 3.4 |
| 24 | Read aloud any webpage, PDF, or Google Doc with hundreds of AI voices and live highlighting. | Freshcode | 10.0K | ★ 4.5 |
| 25 | Get instant transcripts of YouTube videos as text for studying, research, and content creation. | - | 10.0K | ★ 3.3 |
| 26 | This extension transcribes YouTube videos into text and summarises them with AI, so you can grasp the main points without watching everything. | deepsum | 10.0K | ★ 4.8 |
| 27 | Volume Booster AI controls audio in Chrome with volume boost, bass and voice enhancement, an equalizer, presets and fullscreen support. | volumebooster | 10.0K | ★ 4.0 |
| 28 | Voice-to-text on every website with over 99 percent accuracy in more than 50 languages. | Voicy | 10.0K | ★ 4.7 |
| 29 | Add real-time AI captions and live translation to any website, from lectures to meetings and streams. | Soniox | 10.0K | ★ 4.7 |
| 30 | Read WhatsApp Web voice messages as instant on-screen transcripts without listening or clicking. | Cleverson Pelegrini | 10.0K | ★ 4.6 |
| 31 | Maestra captures audio from your browser tabs and produces real-time transcription and subtitles as you watch and listen. | KATARA TECH | 10.0K | ★ 3.6 |
| 32 | Transcribe audio and speech to text with AI across formats, video platforms and live events. | audiototextconverter | 10.0K | ★ 4.3 |
| 33 | Document faster in your EMR with audio-to-note drafts, live CPT feedback and a HIPAA-ready chatbot. | Predictionhealth | 10.0K | ★ 4.7 |
| 34 | Summarize any YouTube video with AI, get key takeaways, timestamps and chat without leaving YouTube. | Summario | 10.0K | ★ 4.9 |
| 35 | Turn any text into natural MP3 speech with 600+ AI voices across 30+ languages, free to use. | - | 10.0K | ★ 4.1 |
In September 2026, NaturalReader (1.0M users) ranks #1 by users, followed by Read Aloud TTS (600.0K users) and Speak Subtitles for YouTube (500.0K users).
Ranked by users, the top 10 are: 1. NaturalReader, 2. Read Aloud TTS, 3. Speak Subtitles for YouTube, 4. Voice Control for ChatGPT, 5. Youtube Transcript, 6. Transkriptor Transcribe Audio to Text, 7. YouTube To Transcript, 8. Transcribe & Chat to Videos | Scribe, 9. Text to Speech TTS AI | Readvox, 10. Translate and Speak Subtitles for YouTube.
AlphaMoat tracks 357 Audio AI Chrome extensions, ranked by users. This list shows the 35 with 10,000+ users. User counts come from public Chrome Web Store data. Updated monthly; the current data is for September 2026.
Listings include Chrome extensions with 10,000+ users, by latest-month install count. See methodology.