Zynk, a Fast, P2P Encrypted File Transfers and Messaging Across Devices
Hi HN, I’m Marc, founder of Zynk, an application being built by a small bootstrapped team. Zynk is a cross‑platform file transfer + messaging app designed around two things: reliability (auto‑resume) and privacy (end‑to‑end encryption). The project started because I felt it's still a pain to move files and folders across a Linux laptops, a Mac workstation, my phone, countless other devices, and to others. Some existing solutions don't cross ecosystems, cloud drives are slow/inefficient/fragile for big transfers, and a lot of tools fall over when you sleep a laptop or switch…
Zynk, a Fast, P2P Encrypted File Transfers and Messaging Across Devices launched on December 19, 2025 with 14 votes, #684 of 11,628 launches that month and more than 75% of that year's launches.
In plain words
Zynk is a cross-platform file transfer and messaging application that enables direct peer-to-peer transfers between devices and users with automatic resume capability if connections drop. It uses end-to-end encryption for privacy and works across Linux, Mac, and mobile ecosystems without relying on cloud storage. The application is designed for users who need to move large files and folders between multiple personal devices or share with others while maintaining connection stability even when devices sleep or switch networks.
written from the facts on this page · September 2026
From the sources
In the maker’s words, at launch
Hi HN, I’m Marc, founder of Zynk, an application being built by a small bootstrapped team. Zynk is a cross‑platform file transfer + messaging app designed around two things: reliability (auto‑resume) and privacy (end‑to‑end encryption). The project started because I felt it's still a pain to move files and folders…
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