Comparison

Seamless.AI vs Kaspr

Seamless.AI and Kaspr both land on Depends.

Seamless.AI

Depends

Confidence: Medium

Buy only if you run high-volume outbound prospecting and can tolerate some bad contact data.

Depends

Confidence: Medium

Buy if you're an SDR, recruiter, or founder who prospects on LinkedIn and wants fast European contact data, and you accept scraping-based data risk.

Seamless.AI versus Kaspr
Compare	Seamless.AI	Kaspr
Verdict	Depends	Depends
Best for	High-volume outbound sales teams	SDRs hitting outbound quotas
Who it's not for	Small teams needing a handful of contacts . overkill	GDPR-strict orgs . regulator already fined Kaspr
Privacy	No known public vulnerabilities found in the sources reviewed; Gridinsoft trust score is 71/100 and no public security page was found.¹¹	Fined by the French data protection authority for unlawful data collection; no public vulnerability history found.¹⁶
Support quality	No evidence in sources reviewed	No support evidence in reviewed sources
Public sentiment	Review roundups report predominantly negative Trustpilot sentiment centered on data accuracy, email bounces, and pricing, though some users praise how efficiently it gathers leads.^⁷	Reviewers rate it 4.4/5 across 750+ G2 reviews and praise fast, verified European contact retrieval from LinkedIn.¹⁵
Biggest gotcha	Third-party estimates put full platform spend at roughly $44,000-$90,000 per year	CNIL fined Kaspr €240,000 (Dec 2024) for scraping LinkedIn contacts without valid consent¹⁶