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Network Time System

Network Time Server for Windows

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Network Time System is a client/server software for synchronizing system time across networks of any size. It supports NTP, SNTP, NMEA 0183 GPS and its own proprietary time protocol. The product includes a Time Server that hosts NTP and NTSv2, and a Windows Time Client for NTSv2 and NTP. It can be deployed via Group Policy, runs as a system service on Windows from Vista/2008 to 11/Server 2022, and allows custom time zones and offsets.

5 alternatives to Network Time System

Ranked by how well each tool replaces Network Time System: shared features, audience, price and popularity.

  1. NTP: Network Time Protocol

    Network Time Protocol synchronization software and reference implementation.

    Covers 0 of 7 key features and is open source.

    Open source
    67 out of 100 matchFree

  2. NetTime

    Network Time Synchronization Tool for Windows

    Covers 0 of 7 key features, has a free plan and is open source.

    Free planOpen source
    65 out of 100 matchFree

  3. chrony

    A versatile implementation of the Network Time Protocol (NTP) for synchronising system and

    Covers 0 of 7 key features, has a free plan and is open source.

    Free planOpen source
    55 out of 100 matchContact sales

  4. NATS

    The real-time communication fabric for distributed agents and applications.

    Covers 0 of 7 key features, has a free plan and is open source.

    Free planOpen source
    45 out of 100 matchFree

  5. Network UPS Tools

    Power devices support for network UPS tools.

    Covers 0 of 7 key features and is open source.

    Open source
    36 out of 100 matchFree