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Side-by-side comparison · Sales & Customer Support

Apollo.io vs Chatbase vs Retell AI

Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.

Apollo.io

4.0

From $49/seat/mo

Chatbase

3.7

From $32/mo

Best overall

Retell AI

4.1

From About $0.07–$0.31/min

Comparing 3 tools, the maximum.

At a glance

Pick it if: Founders, small sales teams and marketers who need to find B2B contacts and email them.

Pick it if: Small businesses and online stores that want an AI chatbot answering questions on their website without hiring a developer.

Best overall

Pick it if: Service businesses and agencies that want an AI receptionist or phone agent without hiring developers.

Overview

AttributeApollo.ioChatbaseRetell AI
In one lineB2B contact database with emails and phone numbers, plus sequences to reach them.Puts an AI chatbot on your website that answers from your own docs and pages.AI phone agents that answer calls, book appointments and make outbound calls.
Pricing modelFreemiumPaidPaid
Starting price$49/seat/mo$32/moAbout $0.07–$0.31/min
Free plan Yes No No
Works with Claude Code Yes Yes Yes

Rating breakdown

Our scores out of 5. The higher bar in each row is highlighted.

AttributeApollo.ioChatbaseRetell AI
Overall rating4.03.74.1Winner
Ease of useHow quickly someone non-technical gets value from it.
4.5
4.5
3.5
FeaturesHow completely it covers its own job, and how well the pieces fit together.
4.5
3.5
4.5
Output qualityHow good the results are before you fix them.
3.0
3.5
4.5
Value for moneyWhat you get for the price, including the free plan.
4.0
3.0
4.0
Speed & reliabilityHow fast it is and how often it falls over.
4.0
4.0
4.0

Feature comparison

A tick means it does this today. A dash means we haven't checked.

AttributeApollo.ioChatbaseRetell AI
Access & platform
Free plan Yes No No
Mobile app Yes––
Desktop app–––
Browser extension Yes––
API access Yes Yes Yes
Teams & business
Team workspace Yes Yes Yes
Enterprise plan or SSO Yes Yes Yes
Connects to other apps Yes Yes Yes
Open source or self-hosted No No No
AI abilities
Works with your files– Yes Yes
Understands images–––
Makes images No No No
Makes video No No No
Writes code– No–
Runs agents or automations Yes Yes Yes
Learns your brand or style– Yes–
Works in many languages– Yes Yes
Capabilities score8/ 178/ 177/ 17

Pricing

Plans as listed on each vendor's site when we last checked. Confirm before you buy.

AttributeApollo.ioChatbaseRetell AI
Plans

Free

Free

Founders testing outbound.

Hobby

$32/mo billed yearly, or $40 monthly

A small site with light chat traffic.

Pay as you goOur pick

About $0.07–$0.31/min

Most small businesses and agencies.

Basic

$49/seat/mo billed yearly

Individual sellers doing regular outbound.

StandardOur pick

$120/mo billed yearly, or $150 monthly

Businesses with steady daily chats.

Enterprise

Custom

High call volumes and compliance needs.

ProfessionalOur pick

$79/seat/mo billed yearly

Full-time reps.

Pro

$400/mo billed yearly, or $500 monthly

Busy sites and support teams.

Organization

$119/seat/mo billed yearly (min 3 seats)

Sales teams wanting advanced controls.

Enterprise

Custom

Larger companies needing security and white-labelling.

Which plan to pickStart on Free to check the data covers your market. Basic suits one person prospecting; Professional is worth it if you also call prospects or want AI scoring. Monthly billing costs noticeably more than the yearly prices shown.Start on the 7-day trial and watch how fast credits go with your real traffic. Hobby works for a small site; most businesses with daily customer chats need Standard. Each extra agent is $300 a year, and removing the Chatbase badge is $1,188 a year.Start on pay as you go with the free credits, build one agent for your most common call and test it on your own phone. Talk to sales only once you run thousands of minutes a month.

Key features

AttributeApollo.ioChatbaseRetell AI
Standout features
  • Contact database
  • Email sequences
  • Chrome extension
  • Dialer and call recording
  • AI research and scoring
  • Enrichment
  • Train on your content
  • Website widget
  • Actions
  • Messaging channels
  • Hand-off and analytics
  • Phone agents
  • Flow builder
  • Appointment booking
  • Knowledge base
  • Batch calling
  • Call analysis

Pros and cons

AttributeApollo.ioChatbaseRetell AI
Pros
  • Generous free plan for getting started
  • Database and outreach in one tool
  • Much cheaper than ZoomInfo
  • Easy to learn for non-technical users
  • Live on a website in under an hour with no code
  • Good answers from your own content for simple questions
  • Works on WhatsApp, Messenger and Instagram as well as your site
  • API for developers who want to build on it
  • Natural voices and quick responses
  • Visual builder makes it usable for non-developers
  • Pay per minute with no platform fee
  • Strong reviews from small businesses and agencies
Cons
  • Bounce rates and out-of-date contacts are common complaints
  • Weaker phone and contact data outside the US
  • Credits run out fast and do not roll over
  • Billing disputes and slow support on lower plans
  • Credit-based pricing is hard to forecast and the bot stops when credits run out
  • Top-ups, extra agents and badge removal add noticeable cost
  • No free plan, only a 7-day trial
  • Users report slow billing and support responses
  • Not a helpdesk: no full inbox, ticketing or team reporting
  • Per-minute cost varies a lot with your model and voice choices
  • Takes testing to handle real callers reliably
  • Some users want more voice and customisation options

Who each one is for

AttributeApollo.ioChatbaseRetell AI
Best for
  • Finding business emails and phone numbers
  • Building B2B lead lists
  • Simple cold email sequences
  • Cheaper alternative to ZoomInfo
  • Website FAQ and support chatbot
  • Answering questions from your docs and policies
  • Capturing leads from website visitors
  • Chatbots on WhatsApp and Messenger
  • AI receptionist for a small business
  • Booking appointments by phone
  • Answering after-hours and overflow calls
  • Outbound reminder and follow-up calls
You'll find it used by
  • Founders
  • Sales development reps
  • Account executives
  • Marketers
  • Recruiters
  • Small businesses
  • Online stores
  • Software companies
  • Agencies
  • Course creators
  • Small business owners
  • Clinics
  • Voice AI agencies
  • Customer service teams
  • Developers

Questions people ask

Which is better, Apollo.io, Chatbase or Retell AI?

Retell AI scores highest overall in our ratings (Apollo.io 4.0/5, Chatbase 3.7/5 and Retell AI 4.1/5). Apollo.io is best for finding business emails and phone numbers and Building B2B lead lists. Chatbase is best for Website FAQ and support chatbot and answering questions from your docs and policies. Retell AI is best for AI receptionist for a small business and booking appointments by phone.

Which is cheaper, Apollo.io, Chatbase or Retell AI?

Apollo.io: There's a free plan, and paid plans start at $49/seat/mo. Chatbase: There's no free plan. Paid plans start at $32/mo. Retell AI: There's no free plan. Paid plans start at About $0.07–$0.31/min.

How we compare

Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.

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