virtual size

January 13, 2026

4 Key Ways Bitcoin Transaction Fees Are Calculated

Discover how Bitcoin fees really work. This listicle breaks down four key ways transaction fees are calculated, showing how size, network demand and market dynamics matter more than the amount of BTC you send.

August 25, 2025

What Is vByte? Understanding Bitcoin’s Fee Metric

vByte, or virtual byte, measures Bitcoin transaction size by weighting witness data to calculate fees. Understanding vBytes helps users estimate sat/vB fees, optimize inputs, and reduce costs and network congestion.