Question 1

What is AltSendme?

Accepted Answer

AltSendme is an open-source, frictionless peer-to-peer file transfer cross-platform desktop application that allows you to send files and directories over the internet. It requires no account, uses end-to-end encryption, and offers unlimited transfers for free. The source code is available on GitHub under the AGPL-3.0 license.

Question 2

Is AltSendme free?

Accepted Answer

Yes, AltSendme is completely free and open-source. There are no limits on file size or number of transfers.

Question 3

Is AltSendme secure?

Accepted Answer

Yes, AltSendme uses end-to-end encryption with QUIC + TLS 1.3. All traffic between endpoints is encrypted, and there are no account requirements, ensuring maximum privacy.

Question 4

What platforms does AltSendme support?

Accepted Answer

AltSendme is available for Windows, macOS (both Apple Silicon and Intel), and Linux (deb and AppImage formats).

Question 5

How does AltSendme work?

Accepted Answer

AltSendme uses iroh networking library for peer-to-peer file transfer. It handles NAT traversal automatically through hole punching, falling back to a relay if needed. Files are transferred directly between sender and receiver with end-to-end encryption.

Question 6

Do I need an account to use AltSendme?

Accepted Answer

No, AltSendme requires no account. It enables direct transfer between sender and receiver without any registration or login.

Question 7

Can I resume interrupted downloads?

Accepted Answer

Yes, AltSendme supports resumable downloads. If a download is interrupted, you can resume it seamlessly without starting over.

Question 8

Is AltSendme compatible with the sendme CLI tool?

Accepted Answer

Yes, AltSendme is interoperable with the sendme CLI tool. Tickets generated by the CLI can be used in the desktop app and vice versa, and both versions can send/receive to each other.

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Mobile

CLI

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