Guides that don't waste your time.
Hand-written walkthroughs for every Toolbelt tool — plain answers to the questions you'd search for anyway. We tell you what works, what doesn't, and when a different tool is the right answer.
- ·10 min read·PDF
How to Merge PDFs (No Upload, No Sign-up, No Watermark)
A practical guide to combining PDF files into one — what merging does, what it doesn't, and how to do it in your browser without sending the file anywhere.
- ·11 min read·Image
How to Resize an Image Without Losing Quality (2026 Guide)
A practical, honest guide to resizing images — what actually causes quality loss, when it's unavoidable, and how to do it in your browser without uploading a single byte.
- ·10 min read·PDF
How to Compress a PDF Without Losing Quality (2026 Guide)
An honest look at PDF compression — how lossless shrinking actually works, why most 'free' tools upload your file, and how to do it in your browser with no account.
- ·2 min read·PDF
Welcome to Toolbelt — free tools that stay in your browser
Toolbelt is a growing set of free, client-side tools for everyday PDF, image, and developer tasks — with one strict rule: nothing ever leaves your browser.
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I'm Shahzaib. I help lean teams deploy AI employees — outreach, lead enrichment, customer ops, voice agents. Self-hosted n8n, Make.com, custom automations.