Apollo vs Seamless.AI
Apollo
apollo.io
Seamless.AI
seamless.aiSide by side
| Figure | Apollo | Seamless.AI |
|---|---|---|
| Price from | $49/mo | Free |
| Free plan | Yes | Yes |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Plans published | 2 | 4 |
| Spec score · AI Lead Generation Software | 9.0 (#1) | 7.7 (#22) |
| Spec score · B2B Contact Data Providers | 9.0 (#3) | 8.4 (#27) |
| API access | Yes | Yes |
| Contact database size | 275 | 1300000000 |
| Direct-dial data | Yes | Yes |
| Free plan | Yes | Yes |
| Integrations | Apollo lists Salesforce, HubSpot, Outreach, SalesLoft, Marketo, Sendgrid, LinkedIn, and major email providers among its integrations. | The integrations page lists Salesforce, HubSpot, Microsoft Dynamics, Outreach, Salesloft, Zoho CRM, Pipedrive, and other tools; availability and capabilities vary by integration and plan. |
| Intended users | Apollo identifies founders and early-stage teams, individual sellers, full-time sales reps, and larger teams as audiences for its plans. | The company describes the platform as serving founders, B2B sales teams, SDRs, RevOps, recruiting, finance, marketing, and customer success teams. |
| Intent data | Yes | Yes |
| Security | Apollo says it is ISO 27001 and SOC 2 certified and GDPR compliant, and encrypts data in transit and at rest. | The company states it is GDPR and CCPA compliant, SOC 2 Type II compliant, and ISO 27001 certified. |
| Support | Apollo describes its Custom plan as including dedicated support. | The company offers account support through its support contact page and a knowledge base. |
Plans
Seamless.AI
- FreeFree
- ProPrice not published
- EnterprisePrice not published
- FreeFree
In their own words
Apollo
Apollo is a data intelligence and sales engagement platform for go-to-market teams. It describes a prospecting database with more than 240 million contacts and 30 million accounts, alongside email sequencing, automated outreach, dialing, call recording and pipeline tools. Apollo’s agents can research accounts, prioritize leads, write outreach, follow up and book meetings. The platform lists more than 200 integrations, including Salesforce, HubSpot, Outreach, SalesLoft, Marketo, Sendgrid, LinkedIn and major email providers. Its free Chrome extension provides contact and account insights, email finding and dialing, and can add prospects to lists or sequences. The Free plan is free and includes 900 credits per seat per year, granted monthly, two sequences, API access and one intent topic. Basic costs $49 a month billed annually, with 30,000 credits per seat per year granted upfront, email sequencing and core integrations. Trial credits and features are subject to limits; unused credits expire at the end of each billing cycle.
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.