Guides

Practical, tested guidance on sending large files, sharing confidential ones without the cloud, and how direct, encrypted browser-to-browser transfer works. Every number comes from our own measurements or the providers’ own pages, with dates.

Guides

• How to send large files without uploading them — Why the upload step exists, how to skip it, and the one trade-off.
• WebRTC file transfer, explained — Signaling, NAT traversal, data channels and what can go wrong.
• Secure file transfer without cloud storage — Confidential documents, and why the safest copy is the one never made.
• Peer-to-peer file sharing: how it works and when it’s safe — P2P without the torrent baggage: what it is and what makes it safe.
• How to send a 50 GB file online — Every realistic way to move 50 GB, with the times and limits.
• End-to-end encrypted file transfer — Who holds the key decides who can read the file.
• Browser-to-browser file sharing — Sharing with nothing to install on either side.
• How to send large video files — Full-quality footage, without re-compression or upload caps.
• How to transfer files between two computers — Cable, drive, network share, cloud or a direct link: which to pick.
• How to send large files over slow internet — Real times at slow upload speeds, and how to stop starting over.
• The best way to send video files to clients — A delivery workflow for editors: full quality, no leftover copies.
• Email attachment too large? How to send it anyway — What to do when email says the file is too big.
• How to send large files for free — The real free limits, and a free way past them.
• Send files without signing up — No account, no email address, no app: what to check first.
• How to password-protect a shared file — A second lock for when a link might travel further than intended.
• How to send a folder without zipping it — Keep the folder structure without the zip step.
• How to resume an interrupted file transfer — Why some transfers start over, and how to make them resume.
• How to send RAW photos to clients — A whole shoot, full resolution, folder structure intact.
• How to send a large file to multiple people — One link, many receivers, and the upload cost of each.
• How to request files from clients — An inbox link clients can send to, straight to your browser.
• How to securely share confidential documents with clients — A checklist for contracts, IDs and records.
• GDPR and file transfers: what to check — The questions to ask any provider before sending personal data.
• How to send large files internationally — Distance, slow links and strict networks, across borders.
• How long does it take to upload a large file? — A table of upload times, and the formula behind it.
• Sending large files over mobile data — Data used, background pauses, and keeping it going.
• How to share files between devices on the same Wi-Fi — Phone, Mac and PC on one network, no cables or apps.
• An alternative to USB drives for large files — Moving big files when there is no stick to hand.
• How to transfer files from iPhone to Android — No AirDrop, no app: iPhone to Android with a browser.
• File transfer with no size limit — Why caps exist, and what limits a transfer without them.
• Should you compress a large file before sending it? — What shrinks, what does not, and when to skip the zip.

Comparisons

How WispFile compares with WeTransfer, Dropbox, Google Drive, OneDrive, Send Anywhere, Wormhole and FilePizza: see the comparison.