Block/Timestamp Converter

Convert between block numbers and timestamps across multiple chains

Select Chain

Conversion Mode

Reference Point (Optional - for better accuracy)

Provide a known block number and timestamp for more accurate calculations. Without this, estimates may be rough.

Reference Block

Reference Timestamp

Block Number

How it works: Block times vary by chain. This tool calculates timestamps based on average block times. For best accuracy, provide a reference point (a known block number and its timestamp).

Block Times: Ethereum ~12s, Polygon ~2s, BSC ~3s, Arbitrum ~0.25s, Optimism ~2s