Compare Customer.io and eSputnik 
Featured Products
At a Glance
Market Segments
Small-Business (58.8% of reviews)
Small-Business (61.3% of reviews)
Entry-Level Pricing
Starting at $100.00 Per Month
$0.00 2500 Emails
Customer.io
Star Rating
(732)4.4 out of 5
Market Segments
Small-Business (58.8% of reviews)
Pros & Cons
Entry-Level Pricing
Starting at $100.00 Per Month
Free Trial is available
Browse all 3 pricing planseSputnik
Star Rating
(65)4.8 out of 5
Market Segments
Small-Business (61.3% of reviews)
Pros & Cons
Entry-Level Pricing
$0.00 2500 Emails
Browse all 3 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- G2 reviewers report that Customer.io excels in its flexibility and customization, making it a favorite among developers. Users appreciate the ability to send custom events and attributes, which enhances their marketing strategies significantly.
- Users say that eSputnik shines in its ease of integration and omnichannel capabilities. Recent feedback highlights how quickly the platform can be integrated into existing systems, allowing businesses to implement effective marketing campaigns without extensive setup time.
- Reviewers mention that Customer.io's Visual Workflow Builder is a standout feature, enabling users to create complex logic-based flows effortlessly. This tool is particularly praised for its user-friendly interface, which caters to both technical and non-technical users.
- According to verified reviews, eSputnik's customer support is highly rated, with users noting the responsiveness and expertise of the technical team and customer success managers. This level of support is crucial for businesses looking to maximize their marketing efforts.
- G2 reviewers highlight that while Customer.io has a robust feature set, it sometimes faces challenges in user onboarding. Some users have reported a steeper learning curve compared to eSputnik, which is noted for its intuitive setup process.
- Users report that eSputnik's built-in functionality for organizing omnichannel marketing campaigns is a significant advantage, as it eliminates the need for additional integrations that other platforms may require, streamlining the marketing process for users.
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
eSputnik
FREE
$0.00
2500 Emails
Get started for free. No credit card required. After a sign-up, you receive 2,500 emails and 10 SMS to test the service. We can also create one free email template designed in the corporate style of your website.
- free individual email template design;
- free subscription form;
- free package with 2500 emails and 10 SMS;
Free Trial
Customer.io
Free Trial is available
eSputnik
Free Trial is available
Ratings
Meets Requirements
8.7
610
9.4
57
Ease of Use
8.3
623
9.2
57
Ease of Setup
7.9
421
9.4
12
Ease of Admin
8.6
278
9.2
12
Quality of Support
8.7
544
9.6
56
Has the product been a good partner in doing business?
9.0
277
9.9
12
Product Direction (% positive)
9.2
598
9.6
56
Features by Category
Email Marketing
8.8
416
|
Verified
9.2
46
|
Verified
8.8
399
|
Verified
9.6
38
|
Verified
8.4
388
|
Verified
9.6
44
|
Verified
8.3
371
|
Verified
9.4
45
|
Verified
Online Marketing
6.3
330
9.0
16
|
Verified
8.0
354
|
Verified
9.7
40
|
Verified
8.3
379
|
Verified
9.0
41
|
Verified
7.9
358
|
Verified
9.5
42
|
Verified
Feature Not Available
9.1
26
|
Verified
Lead Management
7.4
332
|
Verified
8.9
23
|
Verified
7.6
331
9.5
29
|
Verified
8.6
377
|
Verified
9.7
45
|
Verified
6.8
311
9.5
36
|
Verified
7.6
332
|
Verified
9.0
30
|
Verified
7.3
329
|
Verified
9.6
42
|
Verified
7.3
315
9.3
41
|
Verified
7.3
322
|
Verified
9.3
29
|
Verified
Campaign Management
7.7
338
9.3
34
|
Verified
7.0
320
9.7
29
|
Verified
Feature Not Available
9.6
28
Feature Not Available
9.5
28
Social
Feature Not Available
8.7
14
6.5
306
8.5
10
|
Verified
Feature Not Available
9.0
15
|
Verified
Feature Not Available
9.3
18
Feature Not Available
9.4
11
Reporting & Analytics
7.7
374
|
Verified
9.4
43
|
Verified
6.9
332
|
Verified
9.4
34
|
Verified
6.5
322
9.7
39
|
Verified
6.3
311
9.1
29
|
Verified
Feature Not Available
9.0
21
Platform
8.2
369
|
Verified
9.6
8
|
Verified
8.5
366
|
Verified
9.8
8
|
Verified
8.5
358
|
Verified
10.0
8
|
Verified
7.8
329
|
Verified
9.0
5
|
Verified
7.7
347
|
Verified
10.0
5
|
Verified
8.8
359
|
Verified
10.0
9
|
Verified
7.2
312
|
Verified
Not enough data
Agentic AI - Marketing Automation
6.3
66
Not enough data
6.4
67
Not enough data
6.7
62
Not enough data
6.3
64
Not enough data
6.2
63
Not enough data
6.3
66
Not enough data
Integration
8.3
372
|
Verified
9.8
9
|
Verified
8.3
369
|
Verified
10.0
7
|
Verified
7.6
336
|
Verified
9.7
6
|
Verified
Administration
8.1
265
Not enough data
7.4
235
Not enough data
8.1
251
Not enough data
8.9
265
Not enough data
7.7
237
Not enough data
7.8
243
Not enough data
Integrations
8.6
236
Not enough data
8.5
240
Not enough data
8.4
205
Not enough data
7.2
177
Not enough data
Platform
8.2
209
Not enough data
8.2
204
Not enough data
7.9
199
Not enough data
8.2
239
|
Verified
Not enough data
7.8
217
Not enough data
8.2
241
Not enough data
7.9
216
Not enough data
8.8
238
Not enough data
Campaigns
8.6
114
9.3
23
8.7
111
9.7
24
8.3
106
8.6
23
8.8
119
9.3
20
8.8
113
9.1
23
Analytics
8.3
114
9.4
23
7.6
104
8.8
21
Optimization
8.5
111
9.4
21
8.8
113
9.6
23
8.0
109
8.6
22
8.4
111
9.5
22
Agentic AI - Push Notification
6.4
14
Not enough data
6.9
14
Not enough data
6.5
14
Not enough data
Text Messaging
8.5
83
Not enough data
Feature Not Available
Not enough data
8.3
79
Not enough data
Feature Not Available
Not enough data
6.8
74
Not enough data
6.5
76
Not enough data
8.7
86
Not enough data
8.2
78
Not enough data
SMS Platform
7.5
81
Not enough data
8.3
84
Not enough data
7.2
72
Not enough data
6.2
70
Not enough data
6.7
70
Not enough data
8.3
82
Not enough data
Agentic AI - SMS Marketing
6.4
17
Not enough data
6.4
17
Not enough data
7.5
17
Not enough data
7.2
17
Not enough data
7.0
17
Not enough data
6.7
18
Not enough data
Data Sourcing
7.5
92
Not enough data
7.7
94
Not enough data
7.3
96
Not enough data
8.2
94
Not enough data
Intelligence
7.3
90
Not enough data
5.8
87
Not enough data
5.8
86
Not enough data
Agentic AI - Personalization
5.4
32
Not enough data
6.3
33
Not enough data
5.7
32
Not enough data
5.7
32
Not enough data
5.4
32
Not enough data
5.5
33
Not enough data
Analysis
Feature Not Available
Not enough data
8.0
68
Not enough data
6.2
55
Not enough data
Feature Not Available
Not enough data
Campaigns
7.3
56
Not enough data
8.0
62
Not enough data
7.3
61
Not enough data
Feature Not Available
Not enough data
9.3
68
Not enough data
9.2
70
Not enough data
Engagement
6.9
53
Not enough data
Platform
8.0
61
Not enough data
Feature Not Available
Not enough data
7.6
59
Not enough data
Agentic AI - Mobile Marketing
6.7
6
Not enough data
7.2
6
Not enough data
6.1
6
Not enough data
6.7
6
Not enough data
6.4
6
Not enough data
6.9
6
Not enough data
Categories
Categories
Shared Categories
Customer.io and eSputnik are categorized as Push Notification, Marketing Automation, and Customer Data Platform (CDP)
Unique Categories
Customer.io is categorized as SMS Marketing, Personalization, Transactional Email, and Mobile Marketing
eSputnik has no unique categories
Reviews
Reviewers' Company Size
Customer.io
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
eSputnik
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
15.0%
Financial Services
13.5%
Information Technology and Services
9.1%
Marketing and Advertising
7.9%
Health, Wellness and Fitness
4.8%
Other
49.7%
Information Technology and Services
26.2%
Marketing and Advertising
23.0%
Computer Software
18.0%
Internet
4.9%
Non-Profit Organization Management
3.3%
Other
24.6%
Discussions
What is Customer.io used for?
2 Comments
HV
Customer.io is a tool that helps businesses send personalized messages like emails, texts, and app notifications. It’s used to stay connected with customers,...Read 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
eSputnik has no discussions with answers
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