Free tools, right in your browser.
No signup, no file uploads to a server, no watermarks. These run entirely on your device. Each one is the browser version of a feature from a NexLab app — use it here when you need it occasionally, install the app when you need it often.
Available now
WhatsApp Link Generator
Turn any phone number into a direct WhatsApp chat link — no need to save it as a contact.
PDF Merge
Combine several PDFs into one file, in the order you choose. Nothing gets uploaded.
Image to PDF
Turn JPG and PNG photos or scans into a single PDF, one image per page.
PDF Split
Pull out a page range, or split a PDF into separate files.
PDF Rotate
Fix sideways or upside-down pages and save the corrected file.
QR Code Generator
Turn any link or text into a downloadable QR code.