Accurate AI-Powered Speech Recognition & Audio Conversion
Instantly convert video and audio files to text or transform them into various audio formats. All major formats like WAV, MP3, FLAC, AAC, and OGG supported. Start for free!
Our Tools – What Can I Help You With?
Convert Video & Audio to Audio
Convert media files to audio formats in seconds. Supported formats: AVI, MP4, WAV, MP3, FLAC, AAC, OGG.
Convert Video & Audio to Text
Transcribe your video and audio files into accurate text using AI. Supported formats: AVI, MP4, WAV, MP3, FLAC, AAC, OGG.
Use Our Telegram Bot for Speech Recognition
Quickly recognize text from audio and video files through our Telegram bot using simplified models.
Separate Video & Audio Tracks
Split any video into two files: an audio track and a silent video. Supported formats: MP4, AVI.
Advanced Deep Speech Analyzer (Coming Soon)
Get detailed speech analysis with advanced features. Check out our future plans and give feedback below.
How to Transcribe Audio or Video to Text — 4 Steps
- Click "Start Recognizing" in the tools section above.
- Select the source language of your recording — English, Russian, Spanish, German, or French.
- Upload your file — any of AVI, MP4, WAV, MP3, FLAC, AAC, or OGG is supported.
- Download the transcript — plain text with optional timestamps, or an SRT subtitle file.
Frequently Asked Questions
What is AI Recognizer?
AI Recognizer is a free online tool that uses artificial intelligence to transcribe speech from video and audio files into text, and to convert media files between audio formats such as WAV, MP3, FLAC, AAC, and OGG. No registration required.
What file formats are supported?
We support AVI, MP4, WAV, MP3, FLAC, AAC, and OGG formats for both speech-to-text transcription and audio conversion.
What languages does the speech recognition support?
Speech recognition is available in English, Russian, Spanish, German, and French. Transcription results can additionally be translated into Turkish, Arabic, and Portuguese.
Is AI Recognizer free?
Yes, core features are free to use with no sign-up. The project is community-supported — if you find it useful, consider donating to help cover server costs.
Is there a Telegram bot?
Yes! Our Telegram bot @ai_recognizer_bot lets you transcribe audio and video files directly inside Telegram, no browser needed.
How accurate is the speech recognition?
AI Recognizer uses OpenAI Whisper — one of the most accurate open-source speech models. Accuracy is highest for clear audio with minimal background noise. Enable Improve Accuracy for an extra AI-powered quality pass.
Can I extract audio from a video file?
Yes. Use the Separate Video & Audio Tracks tool to split any MP4 or AVI video into a separate audio track and a silent video file.
Can I generate SRT subtitles from audio or video?
Yes. In the speech-to-text tool, enable SRT Subtitles before uploading. You'll receive both a plain text transcript and a ready-to-use SRT subtitle file.
Do I need to install any software?
No. AI Recognizer runs entirely in your browser — no download or installation required. Open the site, upload your file, and get your results instantly.
Support Us
I am learning to recognize text with various smart functions, but these functionalities are costly to maintain, and I don't have any sponsors. If you like this project, please consider supporting it. You can also check out my upcoming plans and leave feedback.
