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Crypto calculators. No sign-up.

Quick answers before you buy, sell or file your tax return.

Sources checked 26 October 2026 · Free to read · No account needed

Exchange fee calculator

See what a trade costs in fees on 13 exchanges, cheapest first.

Answer three questions and get a shortlist from our published ratings.

Estimate the tax on a crypto gain, with the 50% discount for assets held over 12 months.

What buying a fixed amount every week or month would be worth today.

Profit or loss on a trade after fees, plus your break-even price.

Exchange fee changes, tax-time reminders and new free tools, once a month. Free, and you can unsubscribe any time.