DeFi-native crypto tax (formerly Crypto Tax Calculator)
Summ (rebranded from Crypto Tax Calculator in 2025) is Sydney-based with 3,500+ integrations, strong DeFi/NFT coverage, and annual plans by lifetime transaction volume covering all prior tax years.
United Kingdom : Full UK support — HMRC-ready reports.
Compare : Crypto Tax Comparator
CryptoTax Digest directory listing (curated data). Not tax advice. Links may be affiliate links.