Your sales team is spending hours every week manually searching LinkedIn, copying emails into spreadsheets, and chasing cold leads that go nowhere. By the time a prospect is found, qualified, and contacted, a competitor has already got there first. This is the reality for most small and mid-size businesses trying to do outbound sales without enterprise-grade tools.
Apollo.io was built to solve exactly that problem. It combines a massive B2B contact database — over 275 million contacts across 73 million companies, with built-in email sequencing, a dialer, CRM integrations, and a genuinely useful set of AI features. Used by over 500,000 companies worldwide, it has become the default starting point for outbound sales at the SMB level.
What Is Apollo.io?
Apollo.io is a B2B sales intelligence and engagement platform. At its core, it is a searchable database of business contacts — complete with job titles, company data, email addresses, and phone numbers; combined with tools to reach those contacts at scale. Instead of paying separately for a data provider, an email sequencer, a dialer, and a CRM sync tool, Apollo bundles all of this into one platform.
Practically speaking, here is what you can do inside Apollo: build a targeted lead list by filtering 275M+ contacts by job title, industry, company size, location, revenue, and technology used; launch automated email sequences; make calls directly from the platform; track email opens, clicks, and replies; and push all activity into your CRM automatically.
Apollo sits in a pricing gap between lightweight cold email tools and enterprise platforms like ZoomInfo. If you are also evaluating how to structure your US business entity, our guide to the best LLC formation agencies in the USA is worth reading alongside this review.
Apollo is built for sales teams at B2B companies — solo founders doing their own outreach, SDRs at early-stage startups, small agencies doing outbound email campaigns, and business development managers building pipeline.
Apollo.io's contact search interface with advanced filtering by job title, industry, and tech stack
Apollo.io Pricing Plans (2026)
Apollo offers four plans. All paid plans are billed per user, per month, with a 15–20% discount when billed annually.
- Full 275M+ contact database
- 5 mobile credits/month
- 10 export credits/month
- Up to 10,000 emails/month
- 2 active email sequences
- Chrome extension
- 5,000 data credits/year
- Unlimited email sequences
- HubSpot & Salesforce integration
- Email open & click tracking
- 6 intent topics
- No AI features
- 10,000 data credits/year
- AI-assisted email writing
- Dialer with call recording
- A/B testing for sequences
- Advanced CRM sync
- Advanced reporting
- 15,000 data credits/year
- 200 mobile credits/month
- International dialer
- AI call summaries & transcription
- Custom reports
- SSO & advanced API access
Choosing monthly billing adds 15–25% to each plan cost. Apollo's cancellation policy requires written notice before your renewal date, and refunds are not issued for early cancellations. Start with the free plan before committing to an annual contract.
The Apollo.io Credit System Explained
This is the part of Apollo that causes the most confusion — and the most surprise bills. Understanding it before you sign up is essential.
Apollo uses credits to control access to contact data. Every time you unlock a piece of contact information, the system deducts credits from your monthly or annual allotment. The subscription fee gets you into the platform; credits determine how much prospecting you can actually do.
Credit Cost by Action
Focus your credit usage on email addresses rather than mobile numbers — emails cost 1 credit vs 8 for phones. Build your prospect list in bulk at the start of each month, then run sequences without burning additional credits each time.
Apollo.io credit dashboard showing usage breakdown by action type
Key Features Breakdown
Contact Database & Search Filters
Apollo's database covers 275 million contacts across 73 million companies. The real value is not the size, it is the depth of filtering. You can narrow a list by job title, seniority, department, company size, industry, geography, technology used, funding stage, and intent signals.
A founder looking for VP-level buyers at 50–200 person SaaS companies in the US can build that list in about three minutes. That kind of targeting used to require a ZoomInfo contract costing five figures annually.
Email Sequences & Automation
Once you have built a list, Apollo's sequencer lets you set up multi-step email campaigns with conditional logic, custom delays, and personalization variables pulled directly from the contact's profile.
You can track opens, clicks, and replies, and automatically remove contacts who respond. This replaces a separate tool like Mailshake or Lemlist for teams whose primary outreach channel is email.
Built-in Dialer
The Professional and Organization plans include a cloud-based dialer that lets you call prospects directly from Apollo, log calls automatically, and sync call notes to your CRM. Call recording is available on both plans.
For a deeper look at how Apollo compares to multichannel platforms, our article on Amplemarket integrations for business owners covers how that ecosystem stacks up. If you are still evaluating which CRM to pair with Apollo, our guide to the best CRM software for small businesses covers the options worth considering.
CRM Integration
Apollo integrates natively with Salesforce, HubSpot, and Pipedrive. Every prospect interaction — email sends, opens, clicks, calls, and replies — can be pushed back to your CRM automatically.
Apollo's AI Features in 2026
Apollo launched a significant AI update in early 2026, and the additions have changed the day-to-day workflow for sales reps on paid plans.
AI Email Writing Assistant
Available on the Professional plan and above, the AI email assistant drafts personalized outreach emails using the contact's profile data, such as, job title, company, industry, and any recent news Apollo can surface. The output is usable as a starting point and reduces the time spent writing first drafts significantly.
AI Call Summaries & Transcription
On the Organization plan, Apollo transcribes calls in real time and generates a structured summary of what was discussed — including next steps, objections raised, and follow-up tasks. This saves SDRs 10–15 minutes of post-call admin per call.
AI Research Assistant (March 2026)
Apollo's newest feature lets you build lead lists, draft sequences, and launch campaigns through a natural language interface — without navigating through multiple menu layers. It is early-stage but represents the platform's direction for 2026 and beyond.
Apollo.io email sequence builder showing multi-step outreach automation
"The best sales teams in 2026 are not the ones with the biggest budgets — they are the ones who prospect smarter, personalize faster, and follow up consistently."
Apollo.io Pros & Cons
What Apollo Does Well
- All-in-one platform — database, sequences, dialer, and CRM sync in a single tool
- Genuinely usable free plan — full database access and sequencing with no credit card
- Advanced filtering — hyper-targeted lead lists at a price point competitors cannot match
- Strong G2 rating — 4.7/5 based on over 9,000 reviews
- AI email writing and call summaries — meaningful time-savers on Professional and Organization plans
- Competitive pricing vs. enterprise alternatives — ZoomInfo starts at roughly $15,000/year; Apollo's Basic plan for 3 users costs under $1,800/year
Limitations Worth Knowing
- Credit system complexity — mobile phone numbers cost 8× email credits
- Credits expire monthly — unused credits are lost with no rollover or refund
- Data accuracy gaps — email bounce rates of 15–25% reported by some users; a third-party verification tool may be needed
- Auto-renewal friction — annual contracts require written cancellation notice 60 days before renewal
- Limited multichannel automation — LinkedIn outreach steps require manual execution
Start Apollo.io Free — No Credit Card Needed
Access the full 275M+ contact database, build your first list, and send your first sequence — completely free.
🚀 Try Apollo.io Free Today →Who Is Apollo.io Best For?
Apollo is the right fit if you are:
- A solo founder doing your own outbound prospecting without an enterprise data budget
- An SDR or sales team at a startup that needs to build pipeline quickly
- A small agency running outbound email campaigns for clients
- A team primarily focused on email outreach rather than high-volume calling
Apollo may not be the right fit if you are:
- Running heavy cold calling campaigns where mobile number accuracy is critical
- Targeting international markets outside the US primarily
- A large enterprise with strict compliance requirements — ZoomInfo or Cognism are better fits
- A team that needs true LinkedIn automation
Our Verdict & Recommendation
Apollo.io
The all-in-one B2B sales intelligence and engagement platform trusted by 500,000+ companies.
For solo founders, SDR teams, and small agencies doing outbound email at scale, Apollo.io is the most practical entry point into serious B2B prospecting.
The free plan removes every barrier to getting started. The Professional plan at $79/user/month adds AI tools, call recording, A/B testing, and advanced CRM sync.
The key is understanding the credit system before you sign up so you can choose the right plan and budget accordingly.
- 275M+ contact database with advanced filtering by job title, industry, tech stack, and intent
- Built-in email sequencer — replaces standalone tools like Mailshake or Lemlist
- AI email writing, call transcription, and AI research assistant (Professional and Organization)
- Native CRM sync with Salesforce, HubSpot, and Pipedrive
- Genuine free plan — full database access, 2 sequences, no credit card required
- 4.7/5 on G2 from 9,000+ verified reviews
- Significantly more affordable than enterprise alternatives like ZoomInfo
* Affiliate link — I may earn a commission if you sign up, at no extra cost to you.
Frequently Asked Questions
Yes, for most small business owners and solo founders doing outbound email prospecting, Apollo.io delivers strong value. The free plan is a genuine starting point, and the Basic plan at $49/user/month gives you a 275M+ contact database, email sequences, and CRM integrations — tools that would cost significantly more if purchased separately.
Yes. Apollo.io has a free plan that includes access to the full contact database, 2 active email sequences, 5 mobile credits per month, and 10 export credits per month. Corporate domain accounts can send up to 10,000 emails per month on the free plan. No credit card is required.
Apollo uses credits to control access to contact data. Each business email address costs 1 credit to unlock. Each mobile phone number costs 8 credits. Credits are allocated by plan and expire at the end of each billing cycle with no rollover. If you exceed your allotment, additional credits cost $0.20 each with a minimum purchase of 250 credits.
Apollo's email data accuracy is solid for verified corporate domains, but real-world user reports indicate email bounce rates of 15–25% on some contact segments. For high-volume campaigns, many teams use a third-party email verification tool — such as NeverBounce or ZeroBounce — to clean Apollo data before sending.
Apollo.io's main competitors include ZoomInfo (enterprise-grade, far more expensive), Lusha (similar per-seat pricing, simpler feature set), Cognism (flat-fee pricing, stronger European data), Saleshandy (lower cost for email-only outreach), and Amplemarket (stronger multichannel automation). Apollo's advantage is its combination of database access, sequencing, and dialer in a single platform at an SMB-friendly price.
Ready to Build Your B2B Pipeline?
Start on the free plan — no credit card required. Access 275M+ contacts and launch your first outbound sequence today.
✅ Get Started with Apollo.io Free →
