ContactOut vs Seamless.AI
ContactOut
contactout.com
Seamless.AI
seamless.aiSide by side
| Figure | ContactOut | Seamless.AI |
|---|---|---|
| Price from | Free | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Plans published | 3 | 4 |
| Spec score · B2B Contact Data Providers | 8.8 (#7) | 8.4 (#27) |
| API access | The contact FAQ says API access is offered only at the Enterprise level. | Yes |
| Contact database size | 400000000 | 1300000000 |
| Direct-dial data | Yes | Yes |
| Free plan | Yes | Yes |
| Integrations | The marketing page names Salesforce, HubSpot, and Google Sheets workflows for ContactOut data. | The integrations page lists Salesforce, HubSpot, Microsoft Dynamics, Outreach, Salesloft, Zoho CRM, Pipedrive, and other tools; availability and capabilities vary by integration and plan. |
| Security | ContactOut says its services run on AWS, use HTTPS and AWS Key Management Service, and use web application and server firewalls. | The company states it is GDPR and CCPA compliant, SOC 2 Type II compliant, and ISO 27001 certified. |
| Support | The contact page directs existing customers with setup or product questions to ContactOut support by email. | The company offers account support through its support contact page and a knowledge base. |
| Technographic filters | Yes | Yes |
Plans
Seamless.AI
- FreeFree
- ProPrice not published
- EnterprisePrice not published
- FreeFree
In their own words
ContactOut
ContactOut has no write-up on Specifiction yet; its figures are above.
Seamless.AI
Seamless.AI is a real-time search engine for B2B lead and contact prospecting, available on web, through an extension, and by API. It searches the public web to find and validate contact information; the listed contact database size is 1,300,000,000. Prospector uses dynamic filters to find verified emails and mobile phones for B2B buyers. Buyer Intent highlights prospects actively buying a product, while Job Changes tracks decision-makers changing jobs. CRM Enrich adds information to CRM records, and outreach features cover email, calls, and social channels, including email sending and an AI-powered phone dialer. The integrations page names Salesforce, HubSpot, Microsoft Dynamics, Outreach, Salesloft, Zoho CRM, and Pipedrive, with availability and capabilities varying by integration and plan. The free plan costs nothing for one user and 50 credits. Pro lists unlimited exports, while Enterprise lists unlimited users and exports; neither plan has a listed price. API key access is available on business plans, with eligibility and pricing details available from sales. The company says it refunds a credit automatically for an invalid email.