Cognism
European-focused B2B data provider with phone-verified mobile numbers. Diamond Data offering for verified contacts.
European-focused B2B data provider with phone-verified mobile numbers. Diamond Data offering for verified contacts.
Primitives
- Provider type
- commercial
- Core dataset
- European-focused B2B data provider with phone-verified mobile numbers. Diamond Data offering for verified contacts.
- Strongest geos
- UK, Germany, France, Netherlands, Italy, Spain, US, Australia
European-focused B2B data provider with phone-verified mobile numbers. Diamond Data offering for verified contacts.
Why GTM teams care
European-focused B2B data provider with phone-verified mobile numbers. Diamond Data offering for verified contacts.
What people are saying about Cognism
Real quotes from 4 cited sources across review sites, blogs, Reddit, HN, X, and community forums.
“Data quality is strong, especially for EMEA contacts. Users consistently report 2-3x higher connect rates when using Diamond Data verified numbers compared to standard databases.”
“Users received calls on private TPS-registered mobile numbers from people who stated they got the number from Cognism despite never consenting. GDPR compliance claims appear breached.”
“Annual contracts with high entry costs (typically 20K+ EUR for small teams) make it difficult for startups. Custom pricing model requires going through a demo and negotiation.”
“4.6/5 on G2 (500+ reviews), 4.7/5 on Capterra (240+ reviews). Some users report numbers are either wrong or they get the HQ number from America even when searching for European offices.”
Frequently asked
What is Cognism?
European-focused B2B data provider with phone-verified mobile numbers. Diamond Data offering for verified contacts.
What is Cognism best for?
Cognism is tracked for European-focused B2B data provider with phone-verified mobile numbers. Diamond Data offering for verified contacts.
What do public references say about Cognism?
The cited source set is cautious, with 2 negative references out of 4. Deepline tracks 4 cited sources for this provider entry.
What should teams check before choosing Cognism?
Check coverage fit, integration surface area, data freshness, contract terms, and whether the provider matches the team's target accounts and regions.
Want Cognism on Deepline?
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Share your experience with Cognism
No vendor influence. Post anonymously or with your name.
- Category
- Phone Data
- Community mentions
- 4
- Sentiment score
- Neutral (-0.25)
- Website
- www.cognism.com
Questions mentioning Cognism
2 questions reference this provider.
Which mobile phone enrichment providers work best by job level?
“...---------|----------------------|-------------------| | **C-Suite** | Cognism, LeadMagic, Lusha | 35-45% | | **VP/Director** | Cognism, ContactOut | 25-35% | | **Manager** | Cognism, Kasp...”
What's the most effective enrichment to find phone numbers?
“...---|---------------|-------------------| | **C-Suite / Executives** | Cognism, LeadMagic, Lusha | 35-45% | | **VP / Director** | Cognism, ContactOut | 25-35% | | **Manager** | Cognism, Ka...”
Run a Deepline workflow after researching Cognism
These public play pages include concrete inputs, outputs, workflow steps, and CLI instructions for running or forking a Deepline play.
Community signals
Community discussions and reviews from the last 30 days.
Cognism reference from MarketBetter
Data quality is strong, especially for EMEA contacts. Users consistently report 2-3x higher connect rates when using Diamond Data verified numbers compared to standard databases.
Cognism reference from Trustpilot Reviewers
Users received calls on private TPS-registered mobile numbers from people who stated they got the number from Cognism despite never consenting. GDPR compliance claims appear breached.
Cognism reference from SyncGTM
Annual contracts with high entry costs (typically 20K+ EUR for small teams) make it difficult for startups. Custom pricing model requires going through a demo and negotiation.
Cognism reference from ColdReach
4.6/5 on G2 (500+ reviews), 4.7/5 on Capterra (240+ reviews). Some users report numbers are either wrong or they get the HQ number from America even when searching for European offices.
All opinions are community-sourced from real GTM practitioners. No vendor can claim or edit this page.