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<a href="https://shouldiuse.io/vs/thecryptoaccountant/koinly">The Crypto Accountant vs Koinly on Should I Use It</a>

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The Crypto Accountant versus Koinly
Compare	The Crypto Accountant	Koinly
Verdict	Depends	Depends
Best for	Active DeFi and NFT traders	Active multi-exchange traders
Who it's not for	Buy-and-hold investors with under 50 trades	Buy-and-holders using one exchange
Privacy	No known public vulnerabilities found in the sources reviewed.^⁸	ISO 27001-compliant per Koinly's own materials; one source references an unverified data breach.¹⁵
Support quality	No verifiable support reviews found	No reliable evidence in reviewed sources
Public sentiment	Reddit threads and directory listings mention the firm and its principal, but detailed independent reviews did not surface.^⁵	Long-term users report reliable tracking, but plan confusion and API-key security concerns recur across reviews.^⁹
Biggest gotcha	Similarly named firms collect Trustpilot reviews people mistake for this firm.^⁶	API-key access means breach exposure sits with the vendor; one source cites a Koinly data breach¹⁵

Pick The Crypto Accountant when

Active DeFi and NFT traders
Crypto-facing businesses
Investors facing IRS audits or notices
Traders wanting human review of software reports

When The Crypto Accountant is not a fit

Buy-and-hold investors with under 50 trades
DIY filers wanting fixed low software prices
Guess: Small businesses needing only routine bookkeeping
Anyone wanting instant self-serve turnaround today

Pick Koinly when

Active multi-exchange traders
DeFi and multi-chain users
Accountants handling client crypto
Multi-year portfolio histories

When Koinly is not a fit

Buy-and-holders using one exchange
A few dozen transactions . spreadsheet works
Enterprises needing full accounting ledgers
Anyone refusing third-party API key access

Sources

The Crypto Accountant official sitethecryptoaccountant.io
official
Crypto Tax Return Review and Analysis service pagethecryptoaccountant.io
official
The Crypto Accountant LinkedIn company pagelinkedin.com
official
Koinly directory of US crypto tax accountantskoinly.io
review
Reddit r/CryptoTax: recommendations for crypto tax software and CPAsreddit.com
review
Trustpilot reviews for similarly named cryptoaccountants.liveau.trustpilot.com
review
LinkedIn post on why crypto tax services cost morelinkedin.com
news
The Crypto Accountant security pagethecryptoaccountant.io
security
Koinly Trustpilot reviewstrustpilot.com
review
How reliable is Koinly? . Redditreddit.com
review
Best Crypto Tax Software 2026 . CalcMoneycalcmoney.io
review
Koinly Free Plan explainedinnovatehubfinance.com
review
Koinly security and compliance updatekoinly.io
security
Is Koinly Secure? . Koinly Help Centersupport.koinly.io
security
Data breach mention . LinkedIn security postlinkedin.com
security
Confused on Plans . Redditreddit.com
review