Apollo.io

Apollo.io launched in 2015 in San Francisco with a focus that has stayed clear: combine the B2B contact database that ZoomInfo charged $30,000/year for with sales engagement tools that Outreach charged separately for, at SMB-friendly pricing. By 2026 it is the dominant outbound platform among SaaS startups and B2B agencies, with 210M+ contacts, 30M+ companies, and a customer base spanning solo prospectors on the free tier to enterprise sales orgs on custom contracts.

Who Apollo.io is right for

This is a vertical product for outbound sales. The clearest fit in 2026 is B2B SaaS startups building outbound motion, agencies running outreach for clients, B2B services firms, and outbound-heavy enterprise sales orgs. Strongest signals: your team runs prospect-list-driven outreach (not pure inbound), you need both contact data and outreach automation, and the headline budget is under what ZoomInfo + Outreach would cost separately. Apollo is the wrong call for inbound-only teams, pure account managers, or e-commerce brands.

Apollo.io pricing in 2026

Verified on 2026-06-18 against the official Apollo.io pricing page. Monthly billing adds roughly 15 to 25 percent over annual rates.

Hidden costs to know about

The headline subscription is only part of the total. Credit consumption is the real driver. Email credits run 1 each; phone number credits cost roughly 8x more. Overage credits cost $0.20 each with a 250-credit minimum purchase. Teams calling more than emailing burn through credits fast. International dialer, custom reports, and advanced API access are locked to the Organization tier with 3-user minimum, pushing the floor to $357 per month before usage.

Apollo.io vs alternatives at a glance

Integrations

Native CRM sync: Salesforce (bidirectional), HubSpot, Pipedrive, Microsoft Dynamics 365. Email and calendar: Gmail, Microsoft 365, Outlook. Calling: built-in VoIP dialer, integration with Aircall and Dialpad. Chrome extension for LinkedIn and any web page prospecting. Zapier and Make for long-tail. REST API for custom destinations.

Pros and cons

What works: Database breadth (270M contacts) at a fraction of ZoomInfo cost. Chrome extension is widely cited as the most useful sales tool reps actually use. Free tier is genuinely usable. Cold email sequencing with AI is competitive with Lemlist. Mobile app works for road warriors. Recent Claude integration is genuinely useful for building targeted lists from natural-language descriptions.

Where it strains: Contact data freshness varies (some industries and regions are noticeably less clean than ZoomInfo). Credit system is opaque until you hit overages. International dialer, custom reports, and advanced API gated to Organization tier. Implementation for enterprises requires real CRM-side configuration.

What real buyers say

Operator reviews on SoftwareAdvice and AmpleMarket consistently cite three wins: database breadth at the price point is unmatched in the SMB segment, sequence ROI moves measurable numbers within 30 days, and Chrome extension is the rep-loved feature. Common pushback is on credit overage transparency, contact data quality outside the US tech vertical, and the Organization tier price climb when international dialer is needed.

Field guide

Buyer action plan

Start with the free Starter plan to evaluate database quality and UX. Add 50 prospects from your real ICP. Run one cold email sequence end to end. Upgrade to Basic if data quality holds; upgrade to Professional if you need advanced AI and higher credit allowance. Decide on Organization tier only if you need international dialing, advanced reports, or API access. The free-to-paid path is the standard buyer journey.

2026 updates

The headline 2026 launch is the Apollo AI Assistant, released in March 2026 and positioned as the first fully agentic GTM operating system. Instead of merely suggesting actions, the AI Assistant executes workflows directly inside the platform based on natural-language prompts. The Claude integration for natural-language prospect list building rolled out earlier in 2026. AI sequence generation has improved. Chrome extension UX has been refined. Conversation intelligence on calls has expanded. The free tier was strengthened to drive adoption pressure on ZoomInfo's price-anchored enterprise segment.

Data quality reality check

Independent reviews consistently call out Apollo's data accuracy at roughly 65 percent for typical use cases, which is below premium-tier ZoomInfo (often cited at 85 to 90 percent for the same industries). Reps wasting time on bad contacts is the most common buyer complaint. For SMB and mid-market teams the value-to-cost trade still works because the price gap is 5x to 10x; for accuracy-critical enterprise sales the ZoomInfo upgrade is often worth it.

Security and compliance

Cloud platform with TLS in transit, encryption at rest, SOC 2 Type II, GDPR and CCPA support, role-based access controls, audit logging, and SAML SSO on Organization tier. Contact data sourcing is documented for GDPR compliance though buyers running EU outbound should review their own consent flows.

Customer support

Email, in-app live chat, knowledge base, Apollo Academy training content, and priority support on Organization tier and above. Response times during US business hours are fast (single-digit hours on paid plans). Self-serve documentation is detailed enough that most users do not need to contact support.

Who can use Apollo.io

Best fit: B2B SaaS outbound teams of 2 to 200 reps, agencies running outreach for clients, B2B services firms, outbound-heavy enterprise sales orgs. Reasonable fit: any team running prospect-list-driven outreach. Not a fit: inbound-only sales teams, e-commerce brands, pure account managers, or organizations under strict EU GDPR programs without internal compliance review of outbound consent flows.

Mobile app

Native iOS and Android apps that handle prospecting, sequence management, deal pipeline, and email tracking. Mobile credits for phone numbers consumed at higher rate than emails. The mobile experience is functional for reps on the road but heavy configuration work is desktop-only.

How to get started with Apollo.io

Sign up for the free Starter plan at the Apollo.io signup page. Install the Chrome extension. Search the database for 50 prospects in your ICP. Build one cold email sequence. Run it. Measure reply rate. Upgrade to Basic or Professional based on credit consumption. The free-to-paid path is the standard buyer journey, and most teams convert within 30 to 60 days.

Top alternatives to Apollo.io

ZoomInfo is the enterprise data quality alternative at much higher cost. Lemlist focuses purely on cold email and multichannel outreach without a built-in database. Outreach.io is the enterprise sales engagement platform. Salesloft is the Outreach competitor. Cognism is the European-data-quality alternative. Lusha is the budget data alternative for smaller teams.

How to cancel Apollo.io

Cancellation is self-serve from account settings. Monthly subscriptions cancel at the end of the current billing period. Annual subscriptions cancel at renewal; mid-term cancellation may forfeit the remaining annual fee. Data export is available via CSV and REST API. The free plan remains available after paid cancellation.

Bottom line

Apollo.io is the right pick for an outbound sales team or B2B agency that wants the ZoomInfo contact database and the Outreach sequence engine in one subscription at SMB-friendly pricing. The free tier is genuinely usable for evaluation. Pricing math gets real once credit consumption is included; budget honestly. The Claude integration is a genuine 2026 differentiator. Start free, upgrade to Basic or Professional based on actual usage, and reach Organization only if you need international dialer or API depth.

Verified on 2026-06-18. Pricing pulled from the official Apollo.io pricing page.