Introducing G2.ai, the future of software buying.Try now
Compare Customer.io and Iterable 
At a Glance
Market Segments
Small-Business (61.9% of reviews)
Mid-Market (55.0% of reviews)
Entry-Level Pricing
Starting at $100.00 Per Month
No pricing available
Customer.io
Star Rating
(537)4.4 out of 5
Market Segments
Small-Business (61.9% of reviews)
Entry-Level Pricing
Starting at $100.00 Per Month
Free Trial is available
Browse all 3 pricing plansIterable
Star Rating
(675)4.4 out of 5
Market Segments
Mid-Market (55.0% of reviews)
Entry-Level Pricing
No pricing available
Learn more about IterableSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that both Iterable and Customer.io have a strong star rating of 4.4, indicating overall satisfaction, but Iterable has a larger number of reviews (659) compared to Customer.io (483), suggesting a more established user base.
- Reviewers mention that Customer.io is particularly favored by small businesses, with 62.3% of reviews coming from this segment, while Iterable is more popular among mid-market users (54.9%), which may influence the suitability of each platform for different business sizes.
- Users on G2 highlight that Customer.io's entry-level price starts at $100.00, making it potentially more accessible for smaller businesses, while Iterable does not disclose a starting price, which could be a consideration for budget-conscious buyers.
- Reviewers say that Customer.io excels in ease of setup (8.0) and ease of admin (8.7), which may appeal to users looking for a straightforward implementation process, while Iterable scores slightly lower in these areas (7.7 and 8.4, respectively).
- Users report that Iterable shines in email campaign management, scoring 9.2 compared to Customer.io's 9.4, with reviewers mentioning features like "dynamic content" and "automated email responses" as standout functionalities in both platforms.
- G2 users mention that Customer.io has a slight edge in personalization (9.0) and triggered notifications (8.9), while Iterable scores 8.5 in personalization, indicating that Customer.io may offer more tailored user experiences.
Featured Products
Sponsored
Klaviyo
(1036)
Marketing Automation
Visit Website
Pricing
Entry-Level Pricing
Customer.io
Essentials
Starting at $100.00
Per Month
For small companies who are gaining momentum.
- Send emails, push, in-app, SMS, webhooks
- Track custom events and attributes
- Visual workflow builder
Iterable
No pricing availableFree Trial
Customer.io
Free Trial is available
Iterable
No trial information availableRatings
Meets Requirements
8.7
498
8.5
557
Ease of Use
8.3
501
8.4
568
Ease of Setup
8.0
315
7.7
272
Ease of Admin
8.7
225
8.4
210
Quality of Support
8.7
441
8.9
543
Has the product been a good partner in doing business?
9.1
225
9.1
213
Product Direction (% positive)
9.3
486
9.0
550
Features by Category
Email Marketing
8.9
330
|
Verified
9.0
422
|
Verified
8.9
316
|
Verified
9.0
413
|
Verified
8.5
311
|
Verified
8.3
401
|
Verified
8.4
293
|
Verified
8.4
355
|
Verified
Online Marketing
6.2
256
6.3
232
|
Verified
8.0
283
|
Verified
8.3
362
|
Verified
8.4
305
|
Verified
8.4
394
|
Verified
7.9
285
|
Verified
8.1
360
|
Verified
Feature Not Available
6.9
235
|
Verified
Lead Management
7.4
258
|
Verified
7.4
269
|
Verified
7.7
261
7.4
299
|
Verified
8.7
300
|
Verified
8.6
390
|
Verified
6.9
243
6.8
241
|
Verified
7.7
262
|
Verified
7.7
266
|
Verified
7.3
257
|
Verified
7.1
256
|
Verified
7.3
247
7.3
245
|
Verified
7.3
254
|
Verified
7.4
247
|
Verified
Campaign Management
7.7
268
7.6
259
6.9
252
7.0
235
|
Verified
Feature Not Available
6.6
212
Feature Not Available
6.0
195
Social
Feature Not Available
5.9
176
6.5
239
6.3
183
Feature Not Available
5.9
183
Feature Not Available
5.8
183
Feature Not Available
6.0
193
Reporting & Analytics
7.7
301
|
Verified
7.6
393
|
Verified
6.8
266
|
Verified
6.6
258
|
Verified
6.5
256
6.6
248
|
Verified
6.3
245
6.6
246
|
Verified
Feature Not Available
5.9
200
|
Verified
Platform
8.3
291
|
Verified
8.0
299
|
Verified
8.6
288
|
Verified
8.4
300
|
Verified
8.6
287
|
Verified
8.5
307
|
Verified
7.8
261
|
Verified
7.3
197
7.8
279
|
Verified
8.0
281
|
Verified
8.9
286
|
Verified
8.3
307
|
Verified
7.2
247
|
Verified
7.0
214
|
Verified
Agentic AI - Marketing 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
Integration
8.4
299
|
Verified
7.8
309
|
Verified
8.4
293
|
Verified
8.1
304
|
Verified
7.7
266
|
Verified
7.6
250
|
Verified
Administration
8.0
223
Not enough data
7.4
193
Not enough data
8.1
208
Not enough data
9.0
222
Not enough data
7.9
196
Not enough data
8.0
200
Not enough data
Integrations
8.8
195
Not enough data
8.6
199
Not enough data
8.5
164
Not enough data
7.2
137
Not enough data
Platform
8.3
169
Not enough data
8.3
163
Not enough data
7.9
160
Not enough data
8.3
197
|
Verified
Not enough data
7.9
177
Not enough data
8.2
199
Not enough data
8.0
175
Not enough data
8.9
196
Not enough data
Campaigns
8.6
99
8.3
142
8.7
96
8.7
143
8.3
92
8.0
129
8.8
104
8.7
152
8.8
100
8.5
150
Analytics
8.5
99
7.8
153
7.6
90
7.5
146
Optimization
8.5
97
8.2
149
8.9
99
8.5
151
8.0
95
7.6
122
8.5
97
7.9
136
Agentic AI - Push Notification
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Segmentation
Not enough data
8.7
41
Not enough data
8.4
40
Targeting
Not enough data
8.0
41
Not enough data
8.0
35
Triggered Content
Not enough data
6.9
30
Not enough data
9.0
40
Not enough data
9.1
39
Personalized Content
Not enough data
7.7
32
Not enough data
7.1
29
Not enough data
6.2
27
Agentic AI - Personalization Engines
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
Templates
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Edit
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Logistics
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Email Template Builder
Not enough data
Not enough data
Not enough data
Not enough data
Text Messaging
8.5
66
8.6
18
Feature Not Available
7.1
17
8.2
62
8.5
17
Feature Not Available
6.8
17
6.4
57
8.1
16
6.3
59
6.6
16
8.8
70
8.3
16
8.2
61
8.6
15
SMS Platform
7.5
64
8.0
17
8.4
68
7.9
17
7.0
56
7.1
14
6.0
54
5.8
13
6.6
56
6.9
14
8.3
67
8.5
16
Agentic AI - SMS Marketing
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
Data Sourcing
7.4
84
7.9
8
7.7
86
7.9
8
7.3
87
8.1
7
8.2
86
8.3
8
Intelligence
7.3
82
8.6
7
5.8
79
7.9
7
5.8
78
7.6
7
Platform Basics
Not enough data
8.2
28
Not enough data
8.2
28
Platform Data
Not enough data
7.6
28
Not enough data
7.1
28
Not enough data
6.9
27
Not enough data
7.2
28
Platform Additional Functionality
Not enough data
7.2
27
Not enough data
7.1
26
Not enough data
6.7
27
Agentic AI - Customer Journey Analytics
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
WhatsApp Messaging - WhatsApp Marketing
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
WhatsApp Business Platform - WhatsApp Marketing
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 - Personalization
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
Analysis
Feature Not Available
7.3
120
|
Verified
8.0
64
7.7
164
|
Verified
6.1
52
6.5
106
|
Verified
Feature Not Available
6.9
134
|
Verified
Campaigns
7.3
52
7.0
109
7.9
57
8.3
139
|
Verified
7.3
56
7.7
118
|
Verified
Feature Not Available
6.1
96
|
Verified
9.3
64
9.2
159
|
Verified
9.2
65
9.1
157
|
Verified
Engagement
6.6
49
7.1
104
|
Verified
Platform
7.9
57
8.1
137
|
Verified
Feature Not Available
7.8
121
7.5
55
7.2
108
|
Verified
Agentic AI - Mobile Marketing
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
Categories
Categories
Shared Categories
Customer.io and Iterable are categorized as SMS Marketing, Personalization, Push Notification, Mobile Marketing, Marketing Automation, and Customer Data Platform (CDP)
Unique Categories
Customer.io is categorized as Transactional Email
Iterable is categorized as Personalization Engines, WhatsApp Marketing, Email Template Builder, and Customer Journey Analytics
Reviews
Reviewers' Company Size
Customer.io
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Iterable
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
Computer Software
14.3%
Financial Services
13.9%
Information Technology and Services
8.6%
Marketing and Advertising
7.6%
Health, Wellness and Fitness
4.4%
Other
51.2%
Marketing and Advertising
11.3%
Health, Wellness and Fitness
9.0%
Financial Services
7.2%
Information Technology and Services
5.9%
Internet
4.5%
Other
62.0%
Most Helpful Reviews
Customer.io
Most Helpful Favorable Review
Verified User in Computer Software
The ability to send emails in the timezone of the user is super important when you have customers globally like us. The UI is modern, fast, and intuitive (compared to other tools), I find it similar to Intercom in terms of user experience, but with more...
Most Helpful Critical Review
Robert C.
Verified User in Translation and Localization
Lack of support from the so-called customer success reps. The fact they insist on being an email-only communication platform.
Iterable
Most Helpful Favorable Review
Iryna K.
Verified User in Financial Services
I like that it's possible to send Push notifications and emails with Iterable!
Most Helpful Critical Review
craig b.
Verified User in Computer Software
I just wish we had more time to get to grips with it. If you know how to use it you'll get a really good product out of it, without that time we've just always scraped the surface. The language used to desrcibe the different features isn't always the...
Verified User in Computer Software
The ability to send emails in the timezone of the user is super important when you have customers globally like us. The UI is modern, fast, and intuitive (compared to other tools), I find it similar to Intercom in terms of user experience, but with more...
Iryna K.
Verified User in Financial Services
I like that it's possible to send Push notifications and emails with Iterable!
Robert C.
Verified User in Translation and Localization
Lack of support from the so-called customer success reps. The fact they insist on being an email-only communication platform.
craig b.
Verified User in Computer Software
I just wish we had more time to get to grips with it. If you know how to use it you'll get a really good product out of it, without that time we've just always scraped the surface. The language used to desrcibe the different features isn't always the...
Discussions
how is this site for mails?
1 comment
UA
I don't knowRead more
What is the best way to make automations a smoother process?
1 comment
RJ
Start small workflows. Make use of the content that your marketing and sales teams have. Use Goals. Know when to unenroll the contacts from the automation...Read more
How did you learn to use handlebars?
3 comments
BO
You can also reach out to your CSM to get enrolled in Iterable AcademyRead more
What is Iterable?
2 comments
DD
Hi Reina, Iterable is a customer communication platform that helps you deliver joyful experiences with harmonized, individualized, and dynamic communications...Read more
Does Iterable support mobile?
1 comment
CR
It seems like you provided a response in English. Could you please provide the text in the Unknown Language that you would like translated?Read more
Hunting for software insights?
With over 2.5 million reviews, we can provide the specific details that help you make an informed software buying decision for your business. Finding the right product is important, let us help.
