UseBold PDFScan, merge, compress & share PDFs on Android

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UseBoldTools logoUseBoldToolsFast browser-based utilities

UseBoldTools

Merge PDF, resize images, and more

UseBoldTools is a free site to merge PDF files, resize images online, and run other utilities in your browser. No account required.

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PDF & DocumentsMerge, split, convert, and secure PDFsImagesResize, compress, convert, and edit imagesDevelopersJSON, encoding, GUID, and validation toolsText & WritingCount, format, compare, and clean textCalculatorsEMI, SIP, CAGR, and finance calculators
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Why UseBoldTools

Runs in your browser

Open a utility and start working instantly. No downloads or plugins.

Privacy-minded by design

Most workflows process files locally so your data stays on your device.

No account required

Pick a tool, finish the task, and move on without signing up.