Comparison

Keepa vs G2

Keepa and G2 both land on Depends.

Keepa

Depends

Confidence: Medium

Buy if you sell on Amazon or hunt deals there daily . the price-history data is best-in-class.

Depends

Confidence: Medium

Buyers shortlisting B2B software should use G2 free as one input, cross-checked against Capterra or TrustRadius.

Keepa versus G2
Compare	Keepa	G2
Verdict	Depends	Depends
Best for	Amazon FBA and online-arbitrage sellers	B2B software buyers shortlisting tools
Who it's not for	Walmart, eBay, or multi-marketplace sellers	Vendors without five-figure budgets
Privacy	Two critical extension vulnerabilities disclosed in 2021 (data exfiltration, user tracking); 2FA is supported; no dedicated security page found.^⁸	No public security page found; UpGuard reports no phishing; G2's own DPA references a past data breach.¹⁵
Support quality	Cancellation and refund complaints on Trustpilot	Trustpilot and BBB complaints about G2's service
Public sentiment	Users love the depth of price-history data but are angry about the free-tier cuts, price hikes, and billing practices.^¹	Buyers find G2 useful for breadth, but sentiment on G2's own service skews negative on Trustpilot and Redditors weigh it against Capterra and Trustpilot.
Biggest gotcha	Free tracking capped at 200 items; 10,000 tracked products costs €29/month.^³	Vendor contracts are negotiated and opaque; budget five figures annually before committing.¹⁶