Developers
How to Convert Text to Base64 in JavaScript (and Decode It)
The one-liner that works, the one that throws, and why it throws — plus the UTF-8-safe round trip, the 2025 native methods and Node.js differences.
Guides for every file you work with
How to convert, compress and edit images, video, audio and documents, and which format to pick, explained plainly.
Guides
How to Convert WebP to JPG Online (Fix Compatibility Issues)
WebP won't upload to that portal, attach in Outlook, or print correctly? Here's the fast 3-step fix — plus the quality setting to use, the transparency gotcha, and when keeping WebP is actually the better call.
Guides
How to Compress a Video for Email (Under the 25 MB Limit)
Email size limits apply to the whole encoded message, not just your file. Here's the overhead math, the safe targets, and a trim → convert → compress workflow that actually gets a video through.
Audio
How to Remove Background Noise From Audio Online
A practical cleanup workflow for voice recordings: upload your MP3 or WAV, apply noise removal with the right settings, then normalize volume — no software install.
Guides
How to Convert SVG to PNG (And When You Should)
SVG is perfect on the web but plenty of places won't take it — social media, email clients, app stores. Here's when to convert, what size to export at, and how to keep your transparent background.
Guides
How to Create a Favicon From a Logo (All Sizes Explained)
Turn your logo into a crisp favicon. See which sizes still matter, how to prepare a PNG, JPG or SVG logo, and exactly where each file goes in your HTML.