Last verified May 2026
Seamless.ai
Prospecting and data · b2b database
Real-time AI search engine for B2B sales leads with phone numbers, emails, and CRM integrations.
Company
- Founded
- 2015
- Headquarters
- Columbus, OH
- Funding
- Public (IPO 2024)
Pricing
| Tier | Monthly | Per seat | Includes |
|---|---|---|---|
| Free | $0 | — | 50 credits to start · Chrome extension access · Basic search functionality |
| Basic | — | — | Daily credit refresh · Email and phone lookup · CRM integrations |
| Pro | — | — | Higher credit volumes · Buyer intent data · Auto-pilot list building |
| Enterprise | — | — | Custom credit pools · API and data enrichment · Dedicated CSM |
Key features
- Real-time AI search engine for B2B contact discovery
- Chrome extension prospects directly from LinkedIn and websites
- Pitch Intelligence and buyer-intent signals
- Autopilot list-building automation
- Native CRM sync with Salesforce and HubSpot
Pros
- Generous free tier compared to ZoomInfo or Lusha
- Real-time crawl can surface fresh contacts competitors miss
- Self-serve onboarding with credit-based trial
Cons
- Data accuracy inconsistent — verification often required
- Aggressive upsell and contract terms widely reported by users
- Credit consumption unpredictable on bulk searches
Alternatives
See full breakdown on the alternatives to Seamless.ai page.
Apollo
all-in-one-engagementAll-in-one go-to-market platform combining a B2B database of 275M+ contacts, multi-step sequences, dialer, and CRM sync for outbound sales teams.
ZoomInfo
b2b-databaseEnterprise B2B sales intelligence platform with a database of 100M+ contacts, intent data, and engagement workflows.
RocketReach
contact-discoveryProfessional contact lookup tool with a 700M+ profile database, Chrome extension, and bulk enrichment for sales teams.
Lusha
contact-dataB2B contact data platform with verified emails, direct dials, and a Chrome extension for in-LinkedIn prospecting.
Cognism
b2b-databaseB2B sales intelligence with verified mobile phone numbers, GDPR-compliant European data, and intent signals for outbound teams.