The Secure File Transfer Solution for Windows
SFTPSwift Client and Server give developers and small businesses fast, reliable, secure file transfer over SFTP and FTP — without subscription lock-in.
Built on proven technology
Powerful, focused SFTP tools
Engineered for clarity, security and a clean feature set. No bloat, no nag screens, no telemetry.
Protocol Support
SFTP, SCP, FTP and FTPS support out of the box. Strong cryptographic primitives across every transport.
Built for Windows
Native desktop applications for Windows 10, 11 and Windows Server. No web wrappers, no Electron overhead.
Developer-First
Perpetual licences, optional updates, scriptable batch operations and clear documentation. Buy it, own it, use it.
Reliable, secure architecture
SFTPSwift is built on the Rebex Total Pack — battle-tested cryptographic libraries used in production by thousands of commercial products.
Security features
- SSH-2 transport with modern cipher suites
- TLS 1.2 and 1.3 for FTPS connections
- Public-key and password authentication
- Per-user chrooted home directories (server)
- Comprehensive audit logging
- No telemetry, no phone-home, no analytics
Standards alignment
Aligned with UK GDPR data-protection requirements and contemporary cryptographic standards (RFC 4253, RFC 8446).
PRODUCT
SFTPSwift Client
A native Windows SFTP and FTP client built for developers and power users. Connection profiles, key-based authentication, drag-and-drop transfers, and scriptable batch operations — all in a clean Windows-native interface.
- SFTP, SCP, FTP and FTPS support
- Key-based auth with agent forwarding
- Synchronisation and mirror modes
- Encrypted credential storage
PRODUCT
SFTPSwift Server
A lightweight SFTP server for Windows. The simplest way to receive files securely from internal and external parties — without the complexity or cost of enterprise file-transfer platforms.
- SFTP over SSH with modern ciphers
- Virtual users independent of Windows accounts
- Per-user chrooted home directories
- Service-mode operation for unattended deployment
Currently pre-alpha
SFTPSwift is in active development. Get in touch to be notified when an alpha build is available, or to discuss commercial licensing.
Frequently asked questions
When will SFTPSwift be released?
SFTPSwift is currently pre-alpha. An alpha build is planned, but no firm release date has been set. The fastest way to be notified is to register your interest via the contact form.
What platforms will SFTPSwift support?
Windows 10, 11, and Windows Server (current LTS releases). macOS and Linux are not currently planned.
How will SFTPSwift be licensed?
Perpetual licence with optional annual maintenance for updates. No subscription requirement. Pricing details will be announced closer to alpha release.
Who is behind SFTPLabs?
SFTPLabs is an independent UK software studio with over 35 years of experience in commercial software development, including earlier work on file-transfer tooling (B4FtpClient and B4FtpServer, 2000u20132005).
Will there be a free or evaluation version?
Yes — a time-limited trial is planned for both Client and Server editions.
How can I provide feedback or feature requests?
The contact form is the best way to share feedback or feature ideas. We read everything personally.