Gratis online konvertering af lyd, video og filer
Konverter dine lyd-, video- og andre filer fra et format til et andet online gratis!
Eller slip filer her. Maks. filstørrelse: 1 GB.
Valgte filer
Under konvertering
Converter Hubs
Jump straight into the specialized converter hubs for media, fonts, and curated document workflows.
Videokonverter
Re-encode clips, movies, and exports across the site’s core video surfaces.
Videosammenfletning
Combine multiple clips into one downloadable video without a watermark.
Merge Audio and Video
Add an audio track to video or choose the right audio and video merging tool.
Videokompressor
Reduce video file size with explicit presets, custom CRF, or an approximate target size.
Video hastighedsændrer
Make videos faster or slower while preserving source dimensions.
Lydkonverter
Convert music, podcasts, and voice files between the most common audio formats.
Billedkonverter
Swap photo and design assets between web, print, and mobile-friendly image types.
Font Converter
Prepare fonts for desktop, web, and app delivery from one dedicated hub.
Dokument konverter
Browse curated document, text/data, and spreadsheet format hubs from one entry point.
Excel to CSV converter
Convert XLSX or Excel workbooks into CSV files for databases, apps, and reporting workflows.
Free OCR Converter
Choose image to text OCR or searchable PDF OCR.
Udviklerværktøjer
Free browser-native developer tools for formatting JSON, generating hashes, UUIDs and passwords, testing regex, converting timestamps, comparing text, encoding URLs, and creating or scanning QR codes and barcodes.
CSV Validator
Check row counts, headers and delimiters before import.
Excel to CSV converter
Convert XLSX or Excel workbooks into CSV files for databases, apps, and reporting workflows.
Stregkodescanner online
Læs produkt-, forsendelses- og aktivstregkoder fra billeder eller dit kamera
Free Barcode Generator Online
Opret Code 128, EAN-13 og UPC-A stregkoder som PNG- eller SVG-filer.
QR Code Reader Online
Read QR codes from screenshots, images, paste, drag and drop, or your camera.
Hvorfor vælge Convertr?
Fast, secure, and easy-to-use file conversion with support for hundreds of formats.
Lynende hurtigt
Convert files in seconds with our optimized conversion engine.
Sikker & Privat
Your files are automatically deleted after conversion.
Ingen installation
Convert files directly in your browser without any software.
300+ formater
Support for all popular audio, video, document, and image formats.
Virker overalt
Compatible with all devices and operating systems.
100% gratis
No hidden fees, no registration required, always free.
Populære konverteringer
Hurtig adgang til vores mest brugte filkonverteringer
Video
Billede
How to Convert Files Online with Convertr
Konverter dine filer i tre enkle trin
Upload din fil
Drag and drop or click to select the file you want to convert.
Vælg format
Select your desired output format from our extensive list.
Hent
Click convert and download your converted file instantly.
Ofte stillede spørgsmål
Everything you need to know about converting files with Convertr
Convertr supports 300+ file formats including audio (MP3, WAV, FLAC, M4A, AAC, OGG), video (MP4, MOV, AVI, WebM, MKV), images (JPG, PNG, WebP, HEIC, SVG), fonts (TTF, OTF, WOFF, WOFF2), and documents (PDF). You can convert between any supported format for free.
Yes, Convertr is 100% free. There are no hidden fees, no registration required, no watermarks, and no limits on the number of conversions. Simply upload your file, choose a format, and download.
You can upload files up to 1 GB in size. For best results with larger files, ensure you have a stable internet connection.
Yes. Your files are processed securely and automatically deleted from our servers after conversion. We never store, share, or access your files beyond the conversion process.
No. Convertr works entirely in your web browser. There is no software to download or install. It works on any device — desktop, tablet, or phone — with any modern browser.
Upload your video file (MP4, MOV, AVI, etc.) to Convertr, select MP3 as the output format, and click Convert. The audio track will be extracted and converted to MP3, ready to download in seconds.
Yes! Convertr easily converts HEIC/HEIF photos from iPhones to JPG, PNG, or any other supported image format for universal compatibility across all devices and platforms. Åbn HEIC til JPG-konverteren
Yes, Convertr is fully responsive and works on any device with a web browser — iPhone, Android, iPad, or desktop. No app installation required.
Klar til at konvertere dine filer?
Join millions of users who trust Convertr for their file conversion needs.