Last updated: April 13, 2026
Epoch Converter for C# / .NET Developers
Quick Answer
DevToolHQ's epoch converter works great alongside C# / .NET. Use it to quickly epoch converter during development, then integrate the pattern into your C# / .NET codebase using the code example below.
Use Cases in C# / .NET
- 1.Convert Unix timestamps from APIs to display dates
- 2.Store and compare timestamps across time zones
- 3.Calculate time differences for rate limiting
- 4.Display "time ago" labels in C# / .NET views
C# / .NET Code Example
using System;
// Current Unix timestamp
long now = DateTimeOffset.UtcNow.ToUnixTimeSeconds();
Console.WriteLine(now);
// Epoch to DateTime
long epoch = 1700000000;
var dt = DateTimeOffset.FromUnixTimeSeconds(epoch).UtcDateTime;
Console.WriteLine(dt.ToString("o")); // ISO 8601
// DateTime to epoch
var ts = new DateTime(2026, 1, 1, 0, 0, 0, DateTimeKind.Utc);
long unix = new DateTimeOffset(ts).ToUnixTimeSeconds();
// Human-readable difference
var diff = DateTime.UtcNow - dt;
Console.WriteLine($"{(int)diff.TotalDays} days ago");Try the tool directly
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