This task can be performed using UploadOff
Convert images and PDFs in your browser. Your files never leave your device.
Best product for this task
UploadOff
productivity
Free image and PDF tools that run in your browser: HEIC to JPG, compress, resize and crop images, merge, split and convert PDFs. No upload, no account, no daily limit.

What to expect from an ideal product
- UploadOff merges multiple PDFs directly in your browser, no software download, no installation, no account required.
- Your PDF files never leave your device, everything is processed locally, so sensitive documents stay private.
- Works on any device with a modern browser, Windows, Mac, iPhone, or Android, nothing to configure.
- No daily limits or paywalls, merge as many PDFs as you need without hitting a cap or signing up.
- Combine PDFs in seconds by dragging files into the tool, reordering pages, and downloading the merged result instantly.
