Rebex Time

NTP, SNTP, Time and Daytime .NET library

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// synchronize over NTP protocol

// synchronize over Time protocol

// synchronize over Daytime protocol
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Using SNTP/NTP, Time and Daytime protocols, your application can determine the exact time from Internet time servers.

Why Rebex Time?

Get server time

Retrieve current time using SNTP/NTP, Time or Daytime protocol.

Time synchronization

Synchronize your local machine clock with a time server. It takes only one line of code - and works on Windows and Linux.

Multiple time protocols

More features

  • Specify protocol version 3 or 4 in SNTP/NTP
  • Choose between TCP or UDP in Time and Daytime
  • Get NTP server stratum
  • Access additional NTP response fields
  • More features

Licensing and support

  • Royalty free redistribution.
  • Includes 1 year support contract.
  • Includes all new versions released during 1 year.


.NET Framework

2.0, 3.0, 3.5, 3.5 SP1, 4.0, 4.5.x, 4.6.x, 4.7.x, 4.8 (32-bit and 64-bit)

.NET Core

1.1, 2.1, 2.2 (32-bit or 64-bit)


4.x, 5.x


Xamarin.iOS 10.3 or later


Xamarin.Android 8.0 or later

Legacy platforms

.NET Compact Framework

3.5, 3.9

Learn more about supported standards and platforms.

Featured samples

View all 12 C# and VB.NET samples