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Head-to-head · Cryptocurrency Tax Calculator

Koinly vs Summ

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Koinly #1 in Cryptocurrency Tax Calculator 8.9/10 Free plan Free plan✓ 0 of 1 features Visit Koinly
Summ #7 in Cryptocurrency Tax Calculator 8.1/10 Free plan Free plan✓ 0 of 1 features Visit Summ

Koinly leads on 0 checks, Summ on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreKoinly · 8.9/10
  • Free planboth

Koinly scores higher on our rubric for cryptocurrency tax calculator: 8.9 against 8.1 out of 10; our editors rank them #1 and #7.

Koinly is the better fit for buyers wanting broad tax coverage and imports. Summ is the better fit for crypto investors seeking integrations and tax tools.

  • Koinly fits best

    Buyers wanting broad tax coverage and imports

  • Summ fits best

    Crypto investors seeking integrations and tax tools

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Koinly 8.9/10 Visit ↗ Summ 8.1/10 Visit ↗
At a glance
Editor score 8.9 8.1
Ranking #1 in Cryptocurrency Tax Calculator #7 in Cryptocurrency Tax Calculator
Best for Buyers wanting broad tax coverage and imports Crypto investors seeking integrations and tax tools
Pricing model Free plan + paid Free plan + paid
Starting price — —
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email, Live chat, Docs Email, Live chat, Docs
Compliance SOC 2, ISO 27001, GDPR SOC 2, SSO/SAML
Integrations 1,000+ integrations 3,527+ integrations
Built for Solo, Small business, Mid-market Solo, Small business, Mid-market, Enterprise
Features Koinly 0/1 · Summ 0/1
Accountant access Not checked yet Not checked yet
Specs
Transaction imports Not checked yet Not checked yet
Transaction limit 100 transactions 100 transactions
Supported activity Not checked yet Not checked yet
Tax reports Not checked yet Not checked yet
Tax regions Not checked yet Not checked yet
Our review
Pros
  • Imports exchange and wallet data by API or CSV, plus blockchain addresses.
  • Supports DeFi, staking, lending, airdrops and NFT transaction imports.
  • Creates country-specific reports with several cost-basis methods.
  • Imports data from exchanges, wallets, blockchains, and DeFi protocols
  • Calculates gains, losses, and income with automatic categorization
  • Supports tax-loss harvesting, optimization, and accountant collaboration
Cons
  • Free plan offers a capital gains preview rather than downloadable tax reports.
  • Tax reports require a paid plan.
  • Web-based deployment may not suit buyers seeking a non-web option.
  • Available as a web product only
  • Pricing and tax-report availability vary by jurisdiction
  • Tax optimization and advanced reports are limited to higher-tier plans
Our verdict

Koinly is web-based crypto tax software for individuals, traders and accountants who need to organize digital-asset activity for tax reporting. It imports exchange and wallet transactions through API or CSV, synchronizes blockchain…

Read the review →

Summ is web-based cryptocurrency tax software for investors, traders, accountants, and businesses. It brings together portfolio tracking, transaction categorization, tax calculations, and jurisdiction-specific reports. Its stated coverage…

Read the review →
  1. KoinlyCryptocurrency Tax Calculator 8.9Free plan
  2. SummCryptocurrency Tax Calculator 8.1Free plan

Strengths and trade-offs

  • Koinly — where it wins

    • Imports exchange and wallet data by API or CSV, plus blockchain addresses.
    • Supports DeFi, staking, lending, airdrops and NFT transaction imports.
    • Creates country-specific reports with several cost-basis methods.

    Where it doesn't

    • Free plan offers a capital gains preview rather than downloadable tax reports.
    • Tax reports require a paid plan.
    • Web-based deployment may not suit buyers seeking a non-web option.

  • Summ — where it wins

    • Imports data from exchanges, wallets, blockchains, and DeFi protocols
    • Calculates gains, losses, and income with automatic categorization
    • Supports tax-loss harvesting, optimization, and accountant collaboration

    Where it doesn't

    • Available as a web product only
    • Pricing and tax-report availability vary by jurisdiction
    • Tax optimization and advanced reports are limited to higher-tier plans
  • Koinly8.9/10 · Free plan

    Broad exchange, wallet, DeFi and NFT imports pair with country-specific tax reports.

    Visit KoinlyFull verdict →
  • Summ8.1/10 · Free plan

    Summ imports crypto activity, calculates taxes, and adds optimization tools on higher tiers.

    Visit SummFull verdict →

More comparisons

All cryptocurrency tax calculator comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update