Convert WebM to MP4 in Seconds

Got a WebM that won't play outside the browser? Profi PDF converts it to MP4 instantly — free, private, zero installs.

User avatarUser avatarUser avatar
1.5M Benutzer
13,529 Bewertungen

So funktioniert's

WebM to MP4 Converter — Convert WebM Video Files to MP4 Online Free | Profi PDF
1
Upload Your WebM. Drag your WebM file into Profi PDF or click to browse. Screen recordings, browser downloads, YouTube saves — any WebM works.
2
Profi PDF Converts It. Our engine remuxes your WebM into a clean MP4 in seconds. High quality, fast, no settings to mess with.
3
Download Your MP4. Grab your MP4 and you're sorted. Plays on any phone, TV, browser, or video editor — no more "format not supported" grief.

Ihr komplettes Audio- & Video-Toolkit

Transkribieren, konvertieren, extrahieren — alles rund um Audio & Video, an einem Ort bearbeitet.

KI-Transkription

Sprache in Text mit Sprecherkennzeichnung, Zeitstempeln und 95%+ Genauigkeit.

Formatkonvertierung

MP3, WAV, M4A, OGG, FLAC — konvertieren Sie jedes Audio- oder Videoformat sofort.

Video zu Audio

Audio aus MP4, YouTube, Zoom-Aufnahmen und mehr extrahieren.

Blitzschnell

Die meisten Dateien werden in weniger als drei Minuten verarbeitet. Keine Wartezeiten.

Keine Anmeldung
Sofort starten
100% sicher
Automatisch gelöscht
Browserbasiert
Keine Installation

Diese Tools werden geliebt

Podcaster, Forscher, Marketer und Remote-Teams nutzen unsere Audio- & Video-Tools täglich.

Feb 17
My screen recordings finally work everywhere
I record tutorials in WebM and nothing would play them outside Chrome. Profi PDF converted them all to MP4 and now they work on every device my clients use. Total lifesaver.
Dana KorhonenInstagram logo
Dana Korhonen
Feb 2
Fast, clean, no drama
Converted a 1-hour WebM lecture to MP4 in under two minutes. Quality was spot on. Profi PDF is genuinely the best free tool I've used for this — no fluff, just results.
Nico BauerInstagram logo
Nico Bauer
Jan 30
No sign-up, no watermark, perfect
Every other site I tried slapped a watermark on or demanded an account. Profi PDF just converted my WebM and let me download it. Bookmarked immediately.
Aisha MensahInstagram logo
Aisha Mensah
824 Personen haben heute Dateien konvertiert
Lädt...

Vertraut und zertifiziert von Branchenführer

trusted by imagetrusted by imagetrusted by imagetrusted by imagetrusted by image

Warum unsere Audio- & Video-Tools gewählt werden

Plays Literally Everywhere

WebM is great for the web but a nightmare outside it. MP4 works on iPhones, Android, Smart TVs, video editors, and every streaming platform. Profi PDF gets you there in one click.

No Quality Loss

Profi PDF converts your WebM to MP4 while keeping the video and audio quality intact. Sharp picture, clean sound — what goes in comes out.

Perfect for Screen Recordings

Browser screen recorders often spit out WebM. Profi PDF converts those recordings to MP4 so you can share them, edit them, or upload them anywhere without a second thought.

Batch It Up

Got a stack of WebM files to convert? Profi PDF lets you queue them up and knock them out back to back. No repetitive uploading, no wasted clicks.

Transcribe the Audio After

Once you have your MP4, run it through Profi PDF AI transcription to pull out subtitles, captions, or a full text transcript. One platform, full workflow.

Encrypted & Auto-Deleted

Your video is locked with encryption on upload and wiped from Profi PDF servers the second conversion is done. Zero data stored, zero risk.

Plays Literally Everywhere

WebM is great for the web but a nightmare outside it. MP4 works on iPhones, Android, Smart TVs, video editors, and every streaming platform. Profi PDF gets you there in one click.

No Quality Loss

Profi PDF converts your WebM to MP4 while keeping the video and audio quality intact. Sharp picture, clean sound — what goes in comes out.

Perfect for Screen Recordings

Browser screen recorders often spit out WebM. Profi PDF converts those recordings to MP4 so you can share them, edit them, or upload them anywhere without a second thought.

Batch It Up

Got a stack of WebM files to convert? Profi PDF lets you queue them up and knock them out back to back. No repetitive uploading, no wasted clicks.

Transcribe the Audio After

Once you have your MP4, run it through Profi PDF AI transcription to pull out subtitles, captions, or a full text transcript. One platform, full workflow.

Encrypted & Auto-Deleted

Your video is locked with encryption on upload and wiped from Profi PDF servers the second conversion is done. Zero data stored, zero risk.

WebM to MP4 Online

Keine Anmeldung erforderlich. Wählen Sie einfach ein Tool und los geht's.

Convert WebM to MP4
4.6
1,340 Bewertungen
4.5
13,920 Bewertungen
4.6
4,550 Bewertungen

Häufig gestellte Fragen

Schnelle Antworten zu unseren Audio- & Video-Transkriptions- und Konvertierungstools.

Verwandte Artikel

Entdecken Sie weitere Tipps, Tools und Anleitungen, um effizienter mit PDFs zu arbeiten.

How To Convert a Scanned PDF to Word Online - Complete Guide
How To
Jun 5, 2025
12,847

How To Convert a Scanned PDF to Word Online - Complete Guide

Transform scanned PDF documents into fully editable Word files using advanced OCR technology. Learn the best methods, troubleshooting tips, and professional solutions for perfect conversions.

How to Convert a PPTX to PDF Online: Complete Guide
How To
Sep 19, 2025
8,293

How to Convert a PPTX to PDF Online: Complete Guide

Master the art of converting PowerPoint presentations to PDF format online. Discover professional methods, optimization techniques, and expert tips for seamless document sharing and preservation.

How to Convert PDFs to Word Documents - Complete Guide 2025
How To
Sep 10, 2025
8,342

How to Convert PDFs to Word Documents - Complete Guide 2025

Learn the easiest methods to convert PDF files to editable Word documents. Discover professional techniques for handling large files, preserving formatting, and using OCR technology for scanned documents.

WebM to MP4 Converter — Convert WebM Video Files to MP4 Online Free | Profi PDF - Profi PDF