☀️Free

"Transaction fees are too high."

• "Bitcoin isn’t currently practical for very small micropayments. Not for things like pay per search or per page view without an aggregating mechanism, not things needing to pay less than 0.01. The dust spam limit is a first try at intentionally trying to prevent overly small micropayments like that." — Satoshi Nakamoto

Pop is free and has no transaction fees when sending or receiving money within the ecosystem, and will always be.