Free Online Speech to Text & Audio Tools

Transcribe, convert, trim, validate. Everything runs in your browser. No signup required.

Speech to Text

Transcribe Audio/Video
Upload any file and get a transcript
Live Transcription
Real-time speech to text from mic
MP3 to Text
Transcribe MP3 audio files
MP4 to Text
Transcribe MP4 video files
WAV to Text
Transcribe WAV audio files
M4A to Text
Transcribe M4A audio files
FLAC to Text
Transcribe FLAC audio files

Text & Transcript Tools

Word Counter & Speaking Time
Count words, characters, estimate speaking time
Transcript Comparison
Compare two transcripts side-by-side
Transcript Formatter
Clean and format raw transcripts
Timestamp Converter
Convert between timecode formats
Transcript Search
Find words with timestamps
Meeting Minutes Template
Generate professional meeting minutes
Podcast Show Notes
Create show notes with timestamps

Subtitle Tools

Caption Converter
SRT, VTT, ASS, SBV, JSON
Subtitle Validator
Check for errors and auto-fix
Subtitle Editor
Edit text and timing online
Subtitle Sync
Shift timing to match video
Reading Speed (CPS)
Check Netflix reading speed guidelines
Subtitle Translator
Translate subtitles to 100+ languages
Burn Subtitles to Video
Hardcode captions into video

Audio Tools

Voice Recorder
Record and transcribe live
Audio Trimmer
Cut audio to exact segments
Speed Changer
0.25x to 4x playback speed
Silence Remover
Remove silent sections
Noise Remover
Remove background noise
Format Converter
MP3, WAV, FLAC, OGG, M4A
Audio Joiner
Merge multiple files into one
Audio Compressor
Reduce file size
Audio Metadata
View bitrate, duration, codec
Audiogram Generator
Waveform videos for social
Microphone Test
Level meter, waveform, playback
Volume Booster
Increase audio volume
Pitch Changer
Shift pitch without changing speed
Audio Reverser
Play audio backwards
Audio Fade In/Out
Smooth fade transitions
Vocal Remover
Remove vocals or isolate voice
BPM Detector
Detect tempo and beats per minute
Ringtone Maker
Create custom ringtones
Audio Equalizer
Adjust EQ bass, treble, mid
Mono/Stereo Converter
Switch between mono and stereo

Audio Format Converters

MP3 to WAV
Convert MP3 to lossless WAV
WAV to MP3
Compress WAV to smaller MP3
FLAC to MP3
Convert FLAC to compact MP3
M4A to MP3
Convert Apple M4A to MP3
OGG to MP3
Convert OGG Vorbis to MP3
WebM to MP3
Extract audio from WebM
MP4 to MP3
Extract audio from MP4 video
MOV to MP3
Extract audio from MOV video

Video Tools

Video to Audio
Extract audio from video
Video to GIF
Convert video to animated GIF
Burn Subtitles
Hardcode captions into video

Other Tools

Text to Speech
Convert text to natural speech
YouTube Transcript
Extract captions from videos
Language Detector
Identify language from audio or text
Microphone Test
Check if your mic is working
Readability Score
Flesch-Kincaid, Gunning Fog & more

Transcribe from 1359+ Platforms

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Paste a URL from any supported platform and get a transcript.

Video Platforms
zingmp3 tv8.it tvaplus tvigle tvnoe tvopengr tvp tvw umg uol.com.br uplynk ustream ustudio vh1.com vhx
Audio & Podcasts
8tracks Anchor FM Audio Boom Dacast Playlist Dacast VOD Hear This At Libsyn Spreaker Stitcher acast audiomack laracasts megaphone.fm simplecast SoundCloud
Education
Academic Earth Brilliantpala Team Tree House Ted Ted Playlist Ted Series Ted Talk United Nations Web Tv khanacademy lynda ocw.mit.edu pluralsight stanfordoc techtv.mit.edu Coursera
Meeting Platforms
ciscowebex Zoom Google Meet Microsoft Teams Webex
News & Media
Air TV Al Jazeera Art19 Arte TV Arte TV Category Arte TV Playlist Beatport Bild Breit Bart C Span Congress CBS Local CBS Local Live CNN Indonesia Crtvg Digital Concert Hall
Social Media
Parler Bluesky Facebook Plugins Facebook Redirect URL Gab Gab TV Gettr Gettr Streaming Instagram IOS Kick Starter Kicker Linked In Pinterest Pinterest Collection Snapchat Spotlight

More

Speech to Text
Free AI-powered transcription
Real-Time Transcription
Instant speech to text streaming
Audio to Text
Convert any audio file to text
Video to Text
Transcribe video files to text
Talk to Text
Voice dictation and transcription
Speaker Detection
Identify who said what
Export Formats
TXT, SRT, VTT, DOCX, JSON, PDF
Security & Encryption
Client-side encrypted storage
What is Speech to Text?
How AI transcription works
AI Models
Compare Whisper, Canary & more
Private Cloud Coming Soon
Dedicated GPU — your data never leaves
100+ Languages
See all supported languages
Compare Alternatives
STT.ai vs other platforms