Compare Apollo.io and Mailgun

At a Glance
Apollo.io
Apollo.io
Star Rating
(9,527)4.7 out of 5
Market Segments
Small-Business (67.2% of reviews)
Information
Pros & Cons
Entry-Level Pricing
Free 1 user Per Month
Free Trial is available
Browse all 4 pricing plans
Mailgun
Mailgun
Star Rating
(321)4.2 out of 5
Market Segments
Small-Business (79.8% of reviews)
Information
Pros & Cons
Entry-Level Pricing
$0.00 Per Month
Free Trial is available
Browse all 4 pricing plans
AI Generated Summary
AI-generated. Powered by real user reviews.
  • G2 reviewers report that Apollo.io excels in user experience, with many praising its AI features that streamline tasks like researching prospects and writing personalized emails. Users note that these enhancements significantly reduce the time spent on outbound activities compared to manual processes.
  • Users say that Mailgun stands out for its reliable email delivery capabilities, particularly for transactional emails. Reviewers highlight its developer-friendly API and seamless integration, making it a solid choice for businesses that prioritize dependable communication.
  • According to verified reviews, Apollo.io's data quality is a major strength, with users reporting an impressive 90% accuracy in contact information. This reliability is crucial for building effective pre-sales and client databases, making it a preferred option for sales teams.
  • Reviewers mention that while Mailgun is highly effective for sending large volumes of emails, some users find it less intuitive for those unfamiliar with email marketing tools. However, its intuitive onboarding and detailed documentation help mitigate this challenge for developers.
  • Users highlight that Apollo.io's automated data enrichment feature is particularly beneficial, allowing teams to maintain up-to-date contact information effortlessly. This automation is a game-changer for users looking to enhance their outreach without manual intervention.
  • G2 reviewers note that while both products have strong support, Apollo.io receives higher marks for its overall customer service quality. Users appreciate the responsiveness and helpfulness of Apollo's support team, which can be a deciding factor for businesses needing reliable assistance.
Pricing
Entry-Level Pricing
Apollo.io
Free
Free
1 user Per Month
Browse all 4 pricing plans
Mailgun
Free
$0.00
Per Month
Browse all 4 pricing plans
Free Trial
Apollo.io
Free Trial is available
Mailgun
Free Trial is available
Ratings
Meets Requirements
9.1
7,460
8.8
281
Ease of Use
9.0
7,559
8.7
284
Ease of Setup
8.9
3,786
8.6
198
Ease of Admin
9.1
2,475
8.8
184
Quality of Support
8.8
6,395
8.1
226
Has the product been a good partner in doing business?
9.2
2,457
8.7
172
Product Direction (% positive)
9.4
7,179
7.4
282
Features by Category
8.3
3,196
Not enough data
Data Availability
8.8
2673
Not enough data
8.9
2599
Not enough data
8.6
2423
Not enough data
7.5
598
Not enough data
Data Accuracy
8.3
2616
Not enough data
8.6
2514
Not enough data
7.4
580
Not enough data
Agentic AI - Sales Intelligence
7.7
194
Not enough data
7.8
192
Not enough data
7.6
187
Not enough data
7.6
189
Not enough data
7.4
187
Not enough data
7.7
187
Not enough data
Platform
8.4
1149
Not enough data
8.8
1727
|
Verified
Not enough data
8.9
1854
Not enough data
8.6
1686
|
Verified
Not enough data
7.7
1337
|
Verified
Not enough data
8.3
1341
Not enough data
Features
8.9
2177
Not enough data
8.6
1905
Not enough data
8.5
1971
|
Verified
Not enough data
8.7
2107
|
Verified
Not enough data
9.0
2454
|
Verified
Not enough data
8.2
1660
Not enough data
8.2
1085
Not enough data
8.4
1874
|
Verified
Not enough data
8.5
1808
|
Verified
Not enough data
Not enough data
8.4
253
Administration
Not enough data
7.1
85
Not enough data
6.9
81
Not enough data
8.1
119
Not enough data
7.7
112
Not enough data
8.4
213
Not enough data
8.2
173
Integrations
Not enough data
8.7
169
Not enough data
8.7
160
Not enough data
9.3
215
Not enough data
7.9
123
Platform
Not enough data
9.0
169
Not enough data
8.8
174
Not enough data
8.1
101
Not enough data
8.7
217
Not enough data
8.2
181
Not enough data
8.5
218
Not enough data
8.5
141
Not enough data
8.9
229
Account Data ManagementHide 20 FeaturesShow 20 Features
8.0
633
Not enough data
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
Not enough data
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
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
8.0
831
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
7.8
457
8.9
6
Diagnosis
7.6
406
9.0
5
7.7
406
9.0
5
7.9
404
Not enough data
8.1
398
Not enough data
Tracking
8.0
404
8.7
5
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
8.1
3,222
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
2178
|
Verified
Not enough data
8.4
1912
Not enough data
8.4
1931
Not enough data
Repeatability and Reportability
8.5
2066
|
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
8.1
1778
Not enough data
Generative AI
7.7
981
Not enough data
Agentic AI - Sales Engagement
7.4
121
Not enough data
7.6
119
Not enough data
7.2
121
Not enough data
7.3
121
Not enough data
7.2
120
Not enough data
7.2
123
Not enough data
7.5
122
Not enough data
7.1
93
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
Conversation IntelligenceHide 15 FeaturesShow 15 Features
7.9
128
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
8.5
249
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
Not enough data
Not enough data
Platform Basics
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
Platform Data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Email Testing
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
Buyer Intent Data ProvidersHide 8 FeaturesShow 8 Features
8.1
270
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
8.1
47
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
8.8
3,697
Not enough data
Lead Intelligence
8.9
3311
|
Verified
Not enough data
8.9
3160
|
Verified
Not enough data
8.8
3354
|
Verified
Not enough data
8.8
3029
|
Verified
Not enough data
9.2
3129
Not enough data
Agentic AI - Lead Intelligence
8.0
78
Not enough data
8.3
1,022
Not enough data
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
104
Not enough data
7.5
102
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
Lead-to-Account Matching and RoutingHide 15 FeaturesShow 15 Features
8.3
170
Not enough data
Matching
8.5
156
Not enough data
8.1
153
Not enough data
8.1
152
Not enough data
Routing
8.3
152
Not enough data
8.3
148
Not enough data
8.3
149
Not enough data
8.6
146
Not enough data
Platform Operations
8.3
149
Not enough data
8.3
144
Not enough data
8.3
148
Not enough data
8.0
147
Not enough data
8.4
148
Not enough data
8.5
150
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Revenue Operations & Intelligence (RO&I)Hide 23 FeaturesShow 23 Features
8.2
59
Not enough data
Revenue Sourcing and Forecasting
7.8
50
Not enough data
8.4
51
Not enough data
8.0
50
Not enough data
8.0
48
Not enough data
8.3
50
Not enough data
7.7
49
Not enough data
8.1
50
Not enough data
CRM Data Enrichment
8.6
50
Not enough data
8.4
49
Not enough data
8.4
49
Not enough data
8.6
50
Not enough data
8.4
48
Not enough data
Account Management
8.1
48
Not enough data
8.2
48
Not enough data
7.9
48
Not enough data
8.2
48
Not enough data
8.1
48
Not enough data
8.0
48
Not enough data
Agentic AI - Revenue Operations & Intelligence (RO&I)
8.2
17
Not enough data
8.4
17
Not enough data
8.4
17
Not enough data
8.1
17
Not enough data
8.7
17
Not enough data
7.7
70
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
8.0
113
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
7.8
756
6.1
6
Generative AI
7.7
705
6.9
6
Feature Not Available
5.3
6
Agentic AI - Email Verification
8.0
98
Not enough data
6.9
29
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
7.8
98
Not enough data
Agentic AI - Lead Mining
8.0
80
Not enough data
7.6
78
Not enough data
Visitor IdentificationHide 1 FeatureShow 1 Feature
8.3
8
Not enough data
Agentic AI - Visitor Identification
8.3
7
Not enough data
8.5
400
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
Sales Performance ManagementHide 14 FeaturesShow 14 Features
8.2
259
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
8.0
816
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
Outbound Call TrackingHide 16 FeaturesShow 16 Features
8.1
351
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
8.2
68
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
Marketing Account IntelligenceHide 17 FeaturesShow 17 Features
8.5
1,351
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
1024
Not enough data
8.8
600
Not enough data
9.0
1074
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
949
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
Reviews
Reviewers' Company Size
Apollo.io
Apollo.io
Small-Business(50 or fewer emp.)
67.2%
Mid-Market(51-1000 emp.)
28.3%
Enterprise(> 1000 emp.)
4.5%
Mailgun
Mailgun
Small-Business(50 or fewer emp.)
79.8%
Mid-Market(51-1000 emp.)
15.3%
Enterprise(> 1000 emp.)
4.9%
Reviewers' Industry
Apollo.io
Apollo.io
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%
Mailgun
Mailgun
Information Technology and Services
18.2%
Computer Software
16.3%
Internet
12.1%
Marketing and Advertising
9.1%
Education Management
2.0%
Other
42.3%
Alternatives
Apollo.io
Apollo.io Alternatives
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Mailgun
Mailgun Alternatives
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Discussions
Apollo.io
Apollo.io Discussions
What is Apollo IO used for?
23 Comments
Ajit P.
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
Sergii S.
SS
Same here - I can't submit my company either. Wearitar - https://wearitar.comRead more
Is Apollo IO free?
8 Comments
SM
There is a free version and premium version.Read more
Mailgun
Mailgun Discussions
What is Mailgun used for?
2 Comments
Maxwell Kwadwo F.
MF
MailGun is a paid application that integrates functionalities such as email in mobile and web apps. The integration is usually done using APIs.Read more
How to track emails?
1 Comment
Thomas N.
TN
You can track user clickable emails by enabling them under domain settings. There's click tracking, open tracking, and unsubscribe tracking. Keep in mind...Read more
How is Mailgun priced?
1 Comment
Thomas N.
TN
They have pay as you go and fixed pricing here: https://www.mailgun.com/pricing/Read more