fee.io
One word for every product that charges, compares, cuts or removes a fee. Three letters, easy to say, hard to misspell.
Make an offerWhat fee.io could be
- PaymentsA checkout, payout or invoicing brand that leads on low fees.
- CryptoA wallet, exchange, rollup or gas tool where the fee is the product.
- ComparisonThe place people check what a transfer, card or broker really costs.
- Billing softwareFee schedules, late fees, platform fees: managed in one place.
One-word domains that sold
| AI.com, revealed 2026 DN Journal | $70,000,000 |
| Voice.com, 2019 MicroStrategy SEC filing | $30,000,000 |
| NFTs.com, 2022 Escrow.com via Domain Incite | $15,000,000 |
| Crypto.com, 2018 CEO's later statement, via DomainInvesting | $12,000,000 |
| Mint.io, 2021: largest reported .io sale NameBio data, via DomainInvesting | $230,000 |
Publicly reported sales of other domains, shown for context. They are not a valuation of fee.io.