Compare Apollo.io and Success.ai 
At a Glance
Market Segments
Small-Business (67.2% of reviews)
Small-Business (82.0% of reviews)
Entry-Level Pricing
Free 1 user Per Month
$99.00 Per Month
Apollo.io
Star Rating
(9,533)4.7 out of 5
Market Segments
Small-Business (67.2% of reviews)
Pros & Cons
Entry-Level Pricing
Free 1 user Per Month
Free Trial is available
Browse all 4 pricing plansSuccess.ai
Star Rating
(279)4.8 out of 5
Market Segments
Small-Business (82.0% of reviews)
Pros & Cons
Entry-Level Pricing
$99.00 Per Month
Browse all 3 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- G2 reviewers report that Apollo.io excels in providing comprehensive contact information, which users find invaluable for lead generation. One user mentioned, "I have been using Apollo.io for finding contacts, emails, and phone numbers, which is great for generating leads."
- Users say that Success.ai offers a user-friendly interface that is particularly beneficial for newcomers. Reviewers highlighted its ease of use, stating, "The interface feels beginner-friendly and intuitive," making it a solid choice for freelancers looking to streamline their outreach efforts.
- According to verified reviews, Apollo.io's implementation process is praised for its simplicity, with users noting that "the initial setup was very easy," which contributes to a smoother onboarding experience compared to Success.ai, where some users may require more time to familiarize themselves with the platform.
- Reviewers mention that while Apollo.io has a broader market presence and a higher overall satisfaction score, Success.ai shines in specific areas like automation and personalization, with users appreciating how "personalization works smoothly" in their outreach campaigns.
- G2 reviewers highlight that Apollo.io's affordability is a significant advantage, as it offers a free entry-level option, making it accessible for small businesses. In contrast, Success.ai starts at $99, which may be a barrier for some users.
- Users report that both platforms provide valuable support, but Success.ai has a slight edge in quality, with reviewers noting its "helpful" customer service. However, Apollo.io's extensive feature set, including AI-generated email suggestions, keeps it competitive in the market.
Pricing
Entry-Level Pricing
Apollo.io
Free
Free
1 user Per Month
Unlimited email credits, 5 mobile credits per month, 10 export credits per month
- Basic Sequence Automation (2 Sequence Limit)
- Basic Filters
- Buying Intent (3 Intent Topic Limit)
Success.ai
Growth
$99.00
Per Month
UNLIMITED:
Contact Profiles,
Sending, and Warm-Up
- 5 Connected Email Accounts
- 10,000 AI Writer Credits
- 1 Additional Paid User
Free Trial
Apollo.io
Free Trial is available
Success.ai
Free Trial is available
Ratings
Meets Requirements
9.1
7,462
9.6
243
Ease of Use
9.0
7,561
9.6
253
Ease of Setup
8.9
3,791
9.3
151
Ease of Admin
9.1
2,479
9.7
31
Quality of Support
8.8
6,397
9.6
242
Has the product been a good partner in doing business?
9.1
2,461
9.6
31
Product Direction (% positive)
9.4
7,181
9.8
244
Features by Category
Sales Force Automation
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Marketing Automation
Not enough data
9.7
5
Not enough data
9.4
6
Not enough data
9.7
5
Not enough data
Not enough data
Customer Support
Not enough data
9.7
5
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Reporting & Analytics
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Mobile & Social
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Platform
Not enough data
8.9
11
Not enough data
9.1
11
Not enough data
9.2
10
Not enough data
9.8
10
Not enough data
9.2
10
Not enough data
9.2
10
Not enough data
9.3
10
Not enough data
9.5
10
Integration
Not enough data
9.3
9
Not enough data
9.7
10
Not enough data
9.5
10
Generative AI
Not enough data
Not enough data
Agentic AI - CRM
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Email Marketing
Not enough data
9.7
167
Not enough data
9.6
167
Not enough data
9.4
167
Not enough data
9.6
173
Not enough data
9.4
168
Not enough data
9.5
166
Not enough data
9.6
164
Not enough data
9.4
161
Not enough data
9.4
160
Reporting & Analytics
Not enough data
9.3
166
Not enough data
9.4
168
Generative AI
Not enough data
9.5
135
Not enough data
9.6
126
Agentic AI - Email Marketing
Not enough data
9.4
13
Not enough data
9.6
12
Not enough data
9.4
13
Not enough data
8.8
13
Not enough data
9.6
12
Integration
Not enough data
9.4
171
Not enough data
9.5
169
Not enough data
9.4
168
Not enough data
9.5
171
Not enough data
9.6
169
Not enough data
9.4
168
Data Availability
8.8
2674
9.8
80
8.9
2600
9.7
79
8.6
2424
9.7
81
7.5
600
9.6
24
Data Accuracy
8.3
2618
9.7
78
8.6
2516
9.8
78
7.5
582
9.8
22
Agentic AI - Sales Intelligence
7.7
196
9.7
5
7.8
195
9.7
5
7.6
189
9.7
5
7.6
191
10.0
5
7.4
189
10.0
5
7.7
189
10.0
5
Platform
8.4
1149
9.6
85
8.8
1728
|
Verified
9.8
86
8.9
1854
9.7
85
8.6
1686
|
Verified
9.7
85
7.7
1337
|
Verified
9.5
85
8.3
1342
9.6
84
Features
8.9
2179
9.7
77
8.6
1908
9.7
78
8.5
1972
|
Verified
9.6
78
8.7
2109
|
Verified
9.7
79
9.0
2455
|
Verified
9.7
79
8.2
1661
9.7
78
8.2
1087
9.7
77
8.4
1875
|
Verified
9.7
77
8.5
1809
|
Verified
9.6
77
Lead Intelligence
8.1
575
Not enough data
8.2
571
Not enough data
8.3
570
Not enough data
Lead Management
8.5
586
Not enough data
7.8
578
Not enough data
8.4
575
Not enough data
Marketing Campaigns
Feature Not Available
Not enough data
7.4
557
Not enough data
7.4
548
Not enough data
7.7
548
Not enough data
7.9
550
Not enough data
Campaign Execution
Feature Not Available
Not enough data
8.0
548
Not enough data
7.9
539
Not enough data
8.3
541
Not enough data
Agentic AI - Account Data Management
8.3
21
Not enough data
8.3
21
Not enough data
8.2
21
Not enough data
7.9
21
Not enough data
8.2
21
Not enough data
Core Conversational Capabilities - AI Chatbots
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Data
Not enough data
Not enough data
Not enough data
Not enough data
Interaction
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Task & Flow Management - AI Chatbots
Not enough data
Not enough data
Not enough data
Not enough data
Learning
Not enough data
Not enough data
Not enough data
Not enough data
Deployment & Embedding - AI Chatbots
Not enough data
Not enough data
Not enough data
Not enough data
Content Generation
Not enough data
Not enough data
Not enough data
Not enough data
Admin & Configuration - AI Chatbots
Not enough data
Not enough data
System
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - AI Chatbots
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Monitoring & Improvement - AI Chatbots
Not enough data
Not enough data
Reliability & Safety - AI Chatbots
Not enough data
Not enough data
Lead Generation
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Lead Facilitation
7.6
671
Not enough data
8.3
711
Not enough data
8.4
707
Not enough data
8.0
676
Not enough data
Organization
8.3
681
Not enough data
8.3
682
Not enough data
8.3
675
Not enough data
Performance Analysis
7.9
696
Not enough data
8.4
713
Not enough data
Sales Analysis
7.8
684
Not enough data
8.0
689
Not enough data
Generative AI
7.9
568
Not enough data
7.9
566
Not enough data
Agentic AI - AI Sales Assistant
7.8
37
Not enough data
8.0
37
Not enough data
8.0
37
Not enough data
8.2
37
Not enough data
7.9
37
Not enough data
7.7
36
Not enough data
8.3
36
Not enough data
Diagnosis
7.6
406
Not enough data
7.7
406
Not enough data
7.9
404
Not enough data
8.1
398
Not enough data
Tracking
8.0
404
Not enough data
7.8
395
Not enough data
8.3
403
Not enough data
8.0
399
Not enough data
7.9
389
Not enough data
Reporting
8.2
393
Not enough data
8.1
390
Not enough data
7.8
384
Not enough data
7.5
383
Not enough data
Agentic AI - Email Deliverability
7.8
68
Not enough data
7.7
65
Not enough data
7.6
64
Not enough data
7.6
65
Not enough data
7.4
65
Not enough data
Integrated Workflows
8.6
2256
|
Verified
Not enough data
9.0
2609
|
Verified
Not enough data
8.0
1831
|
Verified
Not enough data
8.4
2054
Not enough data
8.5
2179
|
Verified
Not enough data
8.4
1912
Not enough data
8.4
1931
Not enough data
Repeatability and Reportability
8.5
2067
|
Verified
Not enough data
8.7
2134
|
Verified
Not enough data
8.7
2119
|
Verified
Not enough data
8.3
1985
|
Verified
Not enough data
Feature Not Available
Not enough data
AI and Automation
8.6
2161
Not enough data
8.5
2135
Not enough data
8.5
1992
Not enough data
8.3
1936
Not enough data
8.2
1778
Not enough data
Generative AI
7.7
982
Not enough data
Agentic AI - Sales Engagement
7.5
122
Not enough data
7.6
120
Not enough data
7.3
122
Not enough data
7.3
122
Not enough data
7.2
121
Not enough data
7.2
124
Not enough data
7.5
123
Not enough data
Dialing Options
7.9
80
Not enough data
Feature Not Available
Not enough data
6.3
9
Not enough data
Agent Tools
6.7
77
Not enough data
6.9
79
Not enough data
7.8
80
Not enough data
Automation
6.9
77
Not enough data
6.8
77
Not enough data
7.1
77
Not enough data
Agentic AI - Auto Dialer
8.2
10
Not enough data
8.2
10
Not enough data
AI Capabilities - Auto Dialer
5.7
9
Not enough data
6.5
8
Not enough data
6.7
8
Not enough data
Call Analytics
8.5
118
Not enough data
8.4
116
Not enough data
8.7
117
Not enough data
8.5
118
Not enough data
Artificial Intelligence - Conversation Intelligence
8.4
115
Not enough data
8.3
114
Not enough data
Not enough data
Not enough data
Generative AI
8.6
104
Not enough data
Agentic AI - Conversation Intelligence
7.7
8
Not enough data
7.3
8
Not enough data
7.7
8
Not enough data
7.1
8
Not enough data
6.5
8
Not enough data
7.1
8
Not enough data
7.4
7
Not enough data
Grammar
8.8
215
Not enough data
8.4
211
Not enough data
8.6
211
Not enough data
Formatting
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Content
8.5
199
Not enough data
8.6
204
Not enough data
Feature Not Available
Not enough data
Product Type
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Generative AI
8.4
169
Not enough data
8.4
170
Not enough data
Data Availability
8.4
244
Not enough data
8.5
251
Not enough data
7.6
240
Not enough data
Platform Additional Functionality
8.4
256
Not enough data
8.1
245
Not enough data
7.6
240
Not enough data
8.1
242
Not enough data
Feature Not Available
Not enough data
Voice
Feature Not Available
Not enough data
8.3
45
Not enough data
Transcription
8.3
45
Not enough data
8.1
44
Not enough data
Feature Not Available
Not enough data
8.0
44
Not enough data
Editing
8.3
44
Not enough data
8.0
44
Not enough data
8.4
44
Not enough data
8.1
43
Not enough data
Integration
7.8
44
Not enough data
7.7
45
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
7.8
44
Not enough data
Agentic AI - Transcription
5.7
5
Not enough data
6.3
5
Not enough data
6.0
5
Not enough data
Lead Intelligence
8.9
3312
|
Verified
9.6
118
8.9
3161
|
Verified
9.5
118
8.8
3355
|
Verified
9.5
126
8.8
3030
|
Verified
9.5
118
9.2
3130
9.3
114
Agentic AI - Lead Intelligence
8.0
80
9.5
37
Lead Monitoring
8.7
904
Not enough data
8.5
899
Not enough data
8.4
896
Not enough data
Agentic AI - Lead Capture
7.7
103
Not enough data
7.5
101
Not enough data
Data Capture
8.0
892
Not enough data
8.4
856
Not enough data
8.1
851
Not enough data
8.5
881
Not enough data
Analytics
8.6
879
Not enough data
8.5
865
Not enough data
Customization
8.1
852
Not enough data
8.3
869
Not enough data
8.3
848
Not enough data
8.5
873
Not enough data
Matching
8.5
155
Not enough data
8.0
152
Not enough data
8.1
151
Not enough data
Routing
8.2
151
Not enough data
8.3
147
Not enough data
8.2
148
Not enough data
8.6
145
Not enough data
Platform Operations
8.3
148
Not enough data
8.3
143
Not enough data
8.3
147
Not enough data
8.0
146
Not enough data
8.4
147
Not enough data
8.5
149
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Revenue Sourcing and Forecasting
7.8
49
Not enough data
8.4
50
Not enough data
8.0
49
Not enough data
8.0
47
Not enough data
8.3
49
Not enough data
7.7
49
Not enough data
8.1
49
Not enough data
CRM Data Enrichment
8.6
49
Not enough data
8.4
48
Not enough data
8.4
48
Not enough data
8.6
49
Not enough data
8.4
47
Not enough data
Account Management
8.1
47
Not enough data
8.2
47
Not enough data
7.9
47
Not enough data
8.2
47
Not enough data
8.1
47
Not enough data
8.0
47
Not enough data
Agentic AI - Revenue Operations & Intelligence (RO&I)
8.2
16
Not enough data
8.4
16
Not enough data
8.5
16
Not enough data
8.2
16
Not enough data
8.8
16
Not enough data
Calendar View
7.7
59
Not enough data
7.6
59
Not enough data
Shared Calendar
7.6
58
Not enough data
7.7
59
Not enough data
Accessibility
8.0
58
Not enough data
7.5
59
Not enough data
Integration
7.9
59
Not enough data
8.0
58
Not enough data
7.6
59
Not enough data
Notifications
7.6
58
Not enough data
7.5
56
Not enough data
Generative AI
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Agentic AI - Calendar
8.2
10
Not enough data
Integrations
7.2
92
Not enough data
8.6
98
Not enough data
7.7
90
Not enough data
8.0
91
Not enough data
7.7
88
Not enough data
Branding & Customizatio
7.8
87
Not enough data
7.9
91
Not enough data
7.8
87
Not enough data
Automatic Rules & Configurations
8.6
92
Not enough data
8.7
88
Not enough data
8.3
88
Not enough data
Agentic AI - Business Scheduling
7.5
20
Not enough data
8.1
20
Not enough data
Generative AI
7.7
704
Not enough data
Feature Not Available
Not enough data
Agentic AI - Email Verification
8.0
97
Not enough data
Meeting Prep - AI Meeting Assistants
7.4
21
Not enough data
6.8
21
Not enough data
6.7
21
Not enough data
Meeting Automation - AI Meeting Assistants
8.1
20
Not enough data
7.8
20
Not enough data
7.2
19
Not enough data
Meeting Insights - AI Meeting Assistants
7.4
19
Not enough data
7.3
20
Not enough data
7.3
20
Not enough data
Accessibility - AI Meeting Assistants
6.7
20
Not enough data
6.8
20
Not enough data
7.3
20
Not enough data
Agentic AI - AI Meeting Assistants
6.4
7
Not enough data
6.4
7
Not enough data
6.4
7
Not enough data
6.9
7
Not enough data
Meeting Capture & Retention - AI Meeting Assistants
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Lead Mining
8.0
82
Not enough data
7.6
80
Not enough data
Agentic AI - Visitor Identification
8.3
7
Not enough data
Agentic AI - Lead Scoring
8.2
48
Not enough data
8.4
48
Not enough data
7.9
47
Not enough data
7.9
48
Not enough data
Attribution
8.9
363
Not enough data
8.9
360
Not enough data
8.6
334
Not enough data
Discovery
9.0
369
Not enough data
8.6
342
Not enough data
8.7
361
Not enough data
Management
8.5
332
Not enough data
8.7
356
Not enough data
Platform
8.7
337
Not enough data
8.8
343
Not enough data
Agentic AI - Sales Performance Management
7.9
23
Not enough data
8.5
22
Not enough data
8.0
22
Not enough data
Incentives
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
7.9
228
Not enough data
Personalization
Feature Not Available
Not enough data
8.3
236
Not enough data
8.5
242
Not enough data
8.3
235
Not enough data
Administrative
8.4
236
Not enough data
8.4
230
Not enough data
8.2
230
Not enough data
Agentic AI - Email Tracking
7.8
90
Not enough data
7.7
90
Not enough data
7.7
90
Not enough data
7.7
89
Not enough data
7.5
89
Not enough data
7.6
88
Not enough data
7.6
88
Not enough data
Analytics
8.4
728
Not enough data
8.3
717
Not enough data
8.0
706
Not enough data
Customizations
8.5
718
Not enough data
8.8
723
Not enough data
8.4
723
Not enough data
8.3
714
Not enough data
8.5
704
Not enough data
Generative AI
7.9
617
Not enough data
Agentic AI - Outbound Call Tracking
7.8
44
Not enough data
7.9
44
Not enough data
Calling
8.1
331
Not enough data
7.9
324
Not enough data
8.1
320
Not enough data
8.3
317
Not enough data
7.5
47
Not enough data
Contacts
8.3
321
Not enough data
8.1
314
Not enough data
8.3
318
Not enough data
Insights
8.3
315
Not enough data
8.2
314
Not enough data
7.8
308
Not enough data
8.5
314
Not enough data
8.2
306
Not enough data
8.2
46
Not enough data
Agentic AI - Sales Coaching
8.9
11
Not enough data
9.1
11
Not enough data
8.9
11
Not enough data
8.6
11
Not enough data
Training
Feature Not Available
Not enough data
Feature Not Available
Not enough data
7.6
64
Not enough data
Feature Not Available
Not enough data
Feedback
8.0
64
Not enough data
7.7
65
Not enough data
Feature Not Available
Not enough data
7.8
65
Not enough data
8.0
63
Not enough data
7.9
63
Not enough data
Feature Not Available
Not enough data
Generative AI
8.0
54
Not enough data
Agentic AI - Marketing Account Intelligence
8.2
15
Not enough data
8.1
14
Not enough data
8.0
14
Not enough data
7.7
14
Not enough data
Lead Intelligence
8.8
1023
Not enough data
8.8
600
Not enough data
9.0
1073
Not enough data
Lead Management
9.0
1011
Not enough data
8.6
900
Not enough data
9.0
1027
Not enough data
Marketing Campaigns
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
8.9
948
Not enough data
Data Availability - Marketing Account Intelligence
8.3
95
Not enough data
Data Accuracy - Marketing Account Intelligence
8.3
94
Not enough data
Categories
Categories
Shared Categories
Apollo.io and Success.ai are categorized as Lead Intelligence, Sales Intelligence, and Lead Mining
Unique Categories
Apollo.io is categorized as Calendar, Account Data Management, Sales Performance Management, Visitor Identification, Email Deliverability, Email Verification, Sales Coaching, AI Meeting Assistants, Transcription, Email Tracking, AI Writing Assistant, Lead-to-Account Matching and Routing, Sales Engagement, Conversation Intelligence, Business Scheduling, Lead Capture, Outbound Call Tracking, AI Sales Assistant, Marketing Account Intelligence, Auto Dialer, Revenue Operations & Intelligence (RO&I), Lead Scoring, Buyer Intent Data Providers, and AI Chatbots
Success.ai is categorized as Email Marketing and CRM
Reviews
Reviewers' Company Size
Apollo.io
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Success.ai
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Information Technology and Services
15.2%
Computer Software
13.5%
Marketing and Advertising
12.3%
Staffing and Recruiting
4.6%
Financial Services
4.2%
Other
50.2%
Marketing and Advertising
37.9%
Information Technology and Services
5.9%
Computer Software
5.1%
Accounting
4.4%
Writing and Editing
2.2%
Other
44.5%
Alternatives
Discussions
What is Apollo IO used for?
23 Comments
AP
Apollo.io is widely used database software. It is used for searching database like companies, contacts, designation, phone numbers, business email addresses....Read more
How do I submit my business to apollo
11 Comments
SS
Same here - I can't submit my company either. Wearitar - https://wearitar.comRead more
Success.ai has no discussions with answers
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