Guides for editing your media
Practical how-tos for video, image, PDF and audio — clear answers to the questions people actually search for, with the free tools to do each job.
How to compress a video for email (free, no upload)
Email attachments are usually capped at 25MB. Here's how to shrink a video enough to send — right in your browser, without uploading it anywhere.
Best image sizes for social media in 2026
The right dimensions for Instagram, YouTube, TikTok, Facebook and X — plus how to resize any photo to fit them in seconds.
How to merge PDF files for free (without uploading them)
Combine invoices, scans or chapters into one PDF in the order you want — securely, in your browser, with no watermark.
MP3 vs WAV vs FLAC: which audio format should you use?
Lossy vs lossless explained in plain English — and how to convert between MP3, WAV and FLAC for free.
How to make a video smaller without losing quality
The practical levers that shrink a video file the most while keeping it looking sharp — and how to apply them for free.
JPG vs PNG vs WebP: choosing the right image format
When to use each image format for the best quality and smallest size — and how to convert between them for free.