Head-to-head comparison — 2026
Last updated: March 2026

SalesIntel vs Apollo.io

Both are prospecting database tools with different strengths. Here's an honest comparison to help you choose.

SalesIntel — Human-verified contact database with a 95%… Apollo.io — The largest SMB-accessible prospecting database with…

Choose SalesIntel if…

  • You need the highest possible accuracy guarantee from a database provider
  • You want direct dial phone numbers verified by humans
  • You prioritize data quality over database size for a targeted ICP

Choose Apollo.io if…

  • You're building outbound lists from scratch using ICP filters
  • You want email sequencing and prospecting in one platform
  • You have a limited budget and need the most contacts for the price

SalesIntel vs Apollo.io — Feature comparison

Feature SalesIntel Apollo.io
Category Prospecting database Prospecting database
Primary use case Human-verified B2B contact data with 95%+ accuracy Outbound prospecting and email sequences
Data freshness Database — periodic refresh Database — periodic refresh
Data depth High High
GDPR compliance Claimed , US infra Claimed , US infra
Pricing tier $200–$1,000/month Free tier + from $49/month
Free plan No Yes — limited

Both are prospecting database tools — but with key differences

SalesIntel is built for human-verified b2b contact data with 95%+ accuracy. SalesIntel is a B2B data provider offering human-verified contacts with 95%+ accuracy, direct dial phone numbers, and technographic data for US markets.

Apollo.io serves a similar purpose: outbound prospecting and email sequences. Apollo.io is a B2B sales intelligence platform combining a 275M+ contact database with email sequencing, AI prospecting, and CRM integrations.

💶 Pricing comparison

Both SalesIntel ($200–$1,000/month) and Apollo.io (Free tier + from $49/month) are in a similar pricing tier.

20–30% of B2B contacts change roles every year. Neither SalesIntel nor Apollo.io is designed to continuously monitor your existing CRM for job changes and update records automatically — that's a different tool category.

🇪🇺 GDPR and data compliance

Neither SalesIntel nor Apollo.io has a particularly strong GDPR documentation posture — both rely on US infrastructure.

For European teams or those with EU customers requiring documented sub-processor chains, the compliance posture of your enrichment vendor matters. Make sure to request a DPA and sub-processor list before committing.

Frequently asked questions

Which is better, SalesIntel or Apollo.io?

SalesIntel and Apollo.io target different use cases. SalesIntel focuses on human-verified b2b contact data with 95%+ accuracy, while Apollo.io is built for outbound prospecting and email sequences. The best choice depends on your team's primary need. For CRM data quality and real-time enrichment, consider Enrich-CRM as a complementary or alternative tool — GDPR-native, from €29/month.

How do SalesIntel and Apollo.io compare on pricing?

SalesIntel is priced at $200–$1,000/month. Apollo.io is priced at Free tier + from $49/month. Both are similarly priced. Enrich-CRM starts at €29/month with a free plan (100 credits/month, no card required).

Do SalesIntel and Apollo.io integrate with HubSpot?

SalesIntel HubSpot integration: basic sync possible. Apollo.io HubSpot integration: basic sync possible. Enrich-CRM integrates natively with all HubSpot plans, writing enriched data directly to CRM fields.

What is the best alternative to both SalesIntel and Apollo.io?

If your primary goal is maintaining accurate CRM data over time — job changes, current titles, company data — Enrich-CRM is a focused alternative. It uses live lookups (not a database), runs on EU servers (AWS Paris), includes job change monitoring and intent signals, and starts at €29/month with a free tier.

Neither fits perfectly? A third option worth knowing

Enrich-CRM — real-time CRM enrichment for your existing contacts

SalesIntel and Apollo.io are both prospecting database tools. Enrich-CRM does something different: it enriches the contacts you already have in your CRM — in real-time, continuously, from the live web. Proprietary LLM on AWS EU Paris (no OpenAI, no Anthropic). 250+ company datapoints, 50+ contact datapoints, continuous job change detection, intent signals. Native HubSpot integration, plus Clay, Salesforce, Zapier, Make, n8n, CSV, and API.

From €29/month, 100 free credits, no annual contract. Full DPA and sub-processor documentation at our Trust Center.

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