How It Works
Three steps. No installs. Done in minutes.
Your Complete Audio & Video Toolkit
Transcribe, convert, extract — everything audio & video, handled in one place.
AI Transcription
Speech to text with speaker labels, timestamps, and 95%+ accuracy.
Format Conversion
MP3, WAV, M4A, OGG, FLAC — convert any audio or video format instantly.
Video to Audio
Extract audio from MP4, YouTube, Zoom recordings, and more.
Lightning Fast
Most files processed in under three minutes. No waiting around.
People Love These Tools
Podcasters, researchers, marketers, and remote teams use our audio & video tools every day.
Trusted and Secured by Industry Experts





Why People Pick Our Audio & Video Tools
iPhone Voice Memos? Sorted.
Apple records everything in M4A. Profi PDF converts them to MP3 so they play literally everywhere — no more compatibility headaches.
Sounds Just as Good
Profi PDF uses high-quality encoding so your MP3 sounds as crisp as the original M4A. No weird artifacts, no muffled audio.
Batch-Friendly
Got a pile of M4A files? Profi PDF handles them fast. Convert one or many — the speed stays the same.
Works on Any Device
Mac, Windows, Android, iPhone — Profi PDF runs in any browser. No installs, no updates, no drama. Just open and go.
Transcribe It After
Once you have your MP3, run it through Profi PDF AI transcription and get a text transcript in minutes. Full workflow, one place.
Locked Down Tight
Your files are encrypted in transit and auto-deleted from Profi PDF servers after conversion. Zero data stored, zero risk.
M4A to MP3 Online
No signup needed. Just pick a tool and go.
Convert M4A to MP3Frequently Asked Questions
Quick answers about our audio & video transcription and conversion tools.