# Apollo.io vs Seamless.ai

**Leader by vioscaleAI score:** Apollo.io

| Attribute | Apollo.io | Seamless.ai |
|---|---|---|
| **vioscaleAI score** | 66.8 (70% (medium)) | 59.7 (74% (medium)) |
| content.faq | `[{"answer":"Apollo.io is a B2B sales platform offering contact and company search, sales engagement sequences, call recording and conversational analytics, deal management, and workflow automation. It uses a hybrid pricing model combining per-seat subscriptions with credit-based usage for data access and actions. It is indexed under Sales Software.","source":"https://www.apollo.io/es/pricing/calculator","question":"What is Apollo.io?","confidence":0.6},{"answer":"Apollo.io offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://www.apollo.io/es/pricing","question":"Is Apollo.io free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Apollo.io. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://www.apollo.io/es/pricing/calculator","question":"What platforms does Apollo.io support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Apollo.io, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.apollo.io/es/pricing/calculator","question":"Can Apollo.io be self-hosted?","confidence":0.6},{"answer":"We have confirmed 10 integrations for Apollo.io, including Salesforce, HubSpot, Outreach, SalesLoft, Marketo, Sendgrid, LinkedIn and Gmail, plus 2 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.apollo.io/es/pricing/calculator","question":"What does Apollo.io integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001 and GDPR for Apollo.io. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Apollo.io not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.apollo.io/product/security","question":"What security certifications does Apollo.io have?","confidence":0.7}]` | `[{"answer":"A lead generation and contact discovery tool that helps sales teams find accurate phone numbers and email addresses for business decision-makers, with deep integration into CRM systems and sales workflows. It is indexed under Lead Generation.","source":"https://seamless.ai/pricing-inquiry","question":"What is Seamless.ai?","confidence":0.6},{"answer":"Seamless.ai does not publish its prices. Pricing is quoted on request, across 3 plans (Free, Pro and Enterprise), so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://seamless.ai/pricing","question":"How much does Seamless.ai cost?","confidence":0.6},{"answer":"We have confirmed browser-based access to Seamless.ai. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://seamless.ai/pricing-inquiry","question":"What platforms does Seamless.ai support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Seamless.ai, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://seamless.ai/pricing-inquiry","question":"Can Seamless.ai be self-hosted?","confidence":0.6},{"answer":"We have confirmed 24 integrations for Seamless.ai, including Salesforce, HubSpot, Salesloft, Zoho, Pipedrive, MS Dynamics, Okta and Google, plus 16 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://seamless.ai/pricing-inquiry","question":"What does Seamless.ai integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001 and GDPR for Seamless.ai. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Seamless.ai not holding them. Always confirm compliance directly before you rely on it.","source":"https://seamless.ai/customers/blog/sales/trust-the-process-4-principles-that-led-me-to-saas-success","question":"What security certifications does Seamless.ai have?","confidence":0.7},{"answer":"Seamless.ai is available worldwide. Its primary market is the United States.","source":"https://seamless.ai/pricing-inquiry","question":"Where is Seamless.ai available?","confidence":0.5}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | A connected system that consolidates prospect and account data from multiple sources and uses AI agents to automate the full prospecting workflow, from research and list building through outreach sequences and meeting scheduling. | A lead generation and contact discovery tool that helps sales teams find accurate phone numbers and email addresses for business decision-makers, with deep integration into CRM systems and sales workflows. |
| features.capabilities | `{"dialer":"none","sub_type":"sales_intelligence","cpq_esign":false,"free_tier":true,"ai_forecast":true,"intent_data":true,"b2b_database":true,"soc2_type_ii":true,"pricing_model":"hybrid","native_hubspot":true,"deployment_model":"feature_of_broader_sales_platform","eu_data_residency":false,"native_salesforce":true,"pricing_transparency":"partial","multichannel_sequences":true,"conversation_intelligence":true,"human_in_the_loop_draft_approval_mode":true,"gdpr_and_ccpa_prospect_data_compliance":true,"deliverability_and_spam_reputation_warmup":true,"multi_channel_sequencing_email_and_linkedin_dm":true}` | `{"iso_27001":true,"soc2_type_ii":true,"pricing_model":"per_credit_volume_tier","deployment_model":"feature_of_broader_sales_platform","zapier_make_webhook_sync":true,"salesforce_hubspot_crm_export":true,"bulk_csv_list_building_and_export":true,"direct_dial_mobile_number_coverage":true,"outreach_salesloft_sequencing_export":true,"gdpr_and_ccpa_prospect_data_compliance":true,"email_deliverability_bounce_verification":true,"linkedin_profile_scraping_chrome_extension":true,"waterfall_data_enrichment_for_email_finding":true,"web_scraping_and_linkedin_profile_ingestion":true,"multi_channel_sequencing_email_and_linkedin_dm":true,"two_way_crm_sync_to_prevent_duplicate_outreach":true}` |
| integrations.count | 11 | 21 |
| integrations.list | `[{"name":"Salesforce"},{"name":"HubSpot"},{"name":"Outreach"},{"name":"SalesLoft"},{"name":"Marketo"},{"name":"Sendgrid"},{"name":"LinkedIn"},{"name":"Gmail"},{"name":"Microsoft Office"},{"name":"MCP (Model Context Protocol)","native":true,"direction":"bidirectional"},{"name":"ChatGPT","category":"ai"},{"name":"Claude","category":"ai"}]` | `[{"name":"Salesforce"},{"name":"HubSpot"},{"name":"Salesloft"},{"name":"Zoho"},{"name":"Pipedrive"},{"name":"MS Dynamics"},{"name":"Okta"},{"name":"Google"},{"name":"Microsoft Dynamics","native":true,"category":"crm"},{"name":"Keap","native":true,"category":"crm"},{"name":"Insightly","native":true,"category":"crm"},{"name":"Close","native":true,"category":"crm"},{"name":"Copper","native":true,"category":"crm"},{"name":"FreshSales","native":true,"category":"crm"},{"name":"Outreach","native":true,"category":"sales_engagement"},{"name":"Zapier","native":true,"category":"automation"},{"name":"n8n","native":true,"category":"automation"},{"name":"Mixmax","native":true},{"name":"Greenhouse","native":true},{"name":"Cloze","native":true},{"name":"Claude","native":true,"category":"ai"},{"name":"ChatGPT","native":true,"category":"ai"},{"name":"SugarAI","native":true,"category":"ai"},{"name":"Breeze Prospecting Agent","native":true}]` |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","description":"For discovering Apollo or light usage, ideal for founders and startup teams","contactSales":false},{"free":false,"name":"Basic","description":"For individual sales reps doing regular outbound prospecting, includes email sequences and core integrations","contactSales":false},{"free":false,"name":"Professional","description":"For full-time sales reps needing more credits, AI features, call recording, and advanced CRM integrations","contactSales":false},{"free":false,"name":"Custom","description":"For teams needing custom volumes, SSO, advanced security, and dedicated support","contactSales":true}],"freeTier":true,"sourceUrl":"https://www.apollo.io/fr/pricing","retrievedAt":"2026-10-02T16:20:49.538Z","billingPeriods":["month","year"]}` | `{"type":"hybrid","plans":[{"free":true,"name":"Free","summary":"$0, 1 user, 50 credits/month","features":["Email addresses","Cell phones","Real-time search","Export download"],"minSeats":1,"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"credits":"50/month"}},{"free":false,"name":"Pro","summary":"Per user, annual billing, contact sales for pricing","features":["Email addresses","Cell phones","Real-time search","Unlimited exports","Enterprise security and compliance","Premium integrations","Pitch intelligence","Free admin seat","Advanced org management","Connect (email, phone, tasks)","Job changes filter","API","Email support","Live training","Priority support"],"commitment":"annual","description":"Per-user monthly billing with annual credit package options","contactSales":true},{"free":false,"name":"Enterprise","summary":"Custom pricing and features","features":["Unlimited users","Custom feature packages","Dedicated success manager","Quarterly business reviews","Phone support","Enterprise security and compliance"],"contactSales":true}],"addOns":[{"name":"Data Enrichment"},{"name":"Autopilot"},{"name":"Buyer Intent Data"},{"name":"Job Changes Filter"},{"name":"AI Assistant"}],"summary":"Free tier available. Pro and Enterprise pricing available via sales contact.","currency":"USD","freeTier":true,"sourceUrl":"https://seamless.ai/pricing","retrievedAt":"2026-08-25T12:13:09.863Z","billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | low | low |
| pricing.transparent | no | no |
| reliability.sla_pct | 99.9 | - |
| reliability.status_page | yes | - |
| security.certifications | `[{"name":"SOC 2 Type II","status":"active"},{"name":"ISO 27001","status":"active"}]` | - |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | yes |
| security.iso27001 | yes | yes |
| security.soc2 | yes | yes |
| security.trust_center | https://www.apollo.io/product/security | - |

## Capabilities (AI Sdr Sales Agents)

| Capability | Apollo.io | Seamless.ai |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Feature of broader sales platform | Feature of broader sales platform |
| Autonomous inbox reply handling and objection rebuttals | - | - |
| Web scraping and linkedin profile ingestion | - | ✓ |
| Meeting booking via native calendar integration | - | - |
| Two way CRM sync to prevent duplicate outreach | - | ✓ |
| Multi channel sequencing email and linkedin dm | ✓ | ✓ |
| Playbook based guardrails for brand tone | - | - |
| Waterfall data enrichment for email finding | - | ✓ |
| Human in the loop draft approval mode | ✓ | - |
| Deliverability and spam reputation warmup | ✓ | - |
| SOC2 type ii | ✓ | ✓ |
| GDPR and CCPA prospect data compliance | ✓ | ✓ |
| Pricing model | hybrid | per_credit_volume_tier |

*Source: vioscaleAI. Generated 2026-10-17T05:45:12.123Z. "-" = undocumented, not absent.*