Timestamp Converter
Convert between seconds/milliseconds and dates with local time or UTC.
Timestamp Converter
Now:
Timestamp
Local Time
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UTC Time
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Relative Time
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Week Info
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ISO 8601
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Date & Time
Timestamp (s)
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Timestamp (ms)
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Tips
10 digits usually seconds, 13 digits millisecondsSupports decimals and negative timestampsDate input is parsed by selected timezone
About This Tool
This timestamp converter supports bidirectional conversion between Unix seconds/milliseconds and date-time. It auto-detects 10/13-digit timestamps, supports local time and UTC parsing, outputs ISO 8601 format, and offers one-click copy for developer workflows.
Features
- ⏱️ Seconds/Milliseconds: Supports 10-digit and 13-digit timestamps
- 🌍 Timezone Support: Local time and UTC modes
- 🧭 Auto Detection: Smart unit detection
- 📌 Multi-format Output: Local, UTC, and ISO 8601
- 📋 One-click Copy: Quickly copy results
- ⚡ Local Processing: No upload, fast response