Free File Tools
A growing toolkit of small, fast utilities for files and links. Everything runs in your browser — nothing is uploaded, nothing is logged, and there is no signup.
QR Code Generator
Make QR codes for any URL or text. Runs entirely in your browser, no upload, free forever.
Open tool →File Size Calculator
Convert between bytes, KB, MB, GB and TB. Estimate transfer time at any speed.
Open tool →Transfer Speed Calculator
Predict how long it will take to send a file at a given Mbps / MB/s. Works for upload and download.
Open tool →Base64 Encoder & Decoder
Encode or decode text and small files to and from Base64, fully offline in your browser.
Open tool →Looking for the transfer app?
These tools are bonus utilities. To send files directly between two devices with no upload and no size limit, head to the file transfer page.