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Compare Customer.io and Klaviyo 
Featured Products
At a Glance
Market Segments
Small-Business (59.4% of reviews)
Small-Business (81.3% of reviews)
Entry-Level Pricing
Starting at $100.00 Per Month
No pricing available
Customer.io
Star Rating
(662)4.4 out of 5
Market Segments
Small-Business (59.4% of reviews)
Pros & Cons
Entry-Level Pricing
Starting at $100.00 Per Month
Free Trial is available
Browse all 3 pricing plansKlaviyo
Star Rating
(1,157)4.6 out of 5
Market Segments
Small-Business (81.3% of reviews)
Pros & Cons
Entry-Level Pricing
No pricing available
Free Trial is available
Learn more about KlaviyoSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- G2 reviewers report that Customer.io excels in personalization features, with users praising its real-time behavioral segmentation that allows for dynamic audience grouping, enhancing customer engagement and marketing automation.
- Users say that Klaviyo offers a more intuitive workflow structure, making it particularly effective for teams. Reviewers appreciate the ease of scheduling campaigns and conducting A/B testing, which they find straightforward and efficient.
- According to verified reviews, Customer.io has a slightly higher overall satisfaction score, indicating that users find it to be a reliable marketing tool with a smooth interface that is easy to understand and navigate.
- Reviewers mention that Klaviyo shines in its template variety and segmentation options, which are frequently updated, making it a flexible choice for evolving marketing needs. Users highlight the platform's adaptability and strong customer support.
- Users report that while Customer.io has a solid setup process, Klaviyo is often seen as having a more user-friendly onboarding experience, which can be crucial for new users looking to get started quickly.
- G2 reviewers note that Customer.io's SMS marketing capabilities are less robust compared to Klaviyo, which is recognized for its effective SMS features, including bulk messaging and scheduling, making it a better choice for businesses focused on mobile marketing.
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
Klaviyo
No pricing availableFree Trial
Customer.io
Free Trial is available
Klaviyo
Free Trial is available
Ratings
Meets Requirements
8.7
591
9.0
879
Ease of Use
8.3
602
8.7
884
Ease of Setup
7.9
404
8.5
536
Ease of Admin
8.6
277
8.9
485
Quality of Support
8.7
528
8.4
838
Has the product been a good partner in doing business?
9.0
275
9.0
488
Product Direction (% positive)
9.2
580
9.0
828
Features by Category
Email Marketing
8.9
411
|
Verified
9.0
519
|
Verified
8.8
394
|
Verified
9.2
510
|
Verified
8.4
389
|
Verified
8.9
493
|
Verified
8.3
368
|
Verified
8.9
456
|
Verified
Online Marketing
6.3
329
7.8
372
|
Verified
7.9
354
|
Verified
8.3
397
|
Verified
8.3
378
|
Verified
8.7
427
|
Verified
7.9
358
|
Verified
8.6
444
Feature Not Available
8.2
250
Lead Management
7.4
332
|
Verified
8.5
345
7.6
332
8.4
272
8.6
372
|
Verified
9.0
465
|
Verified
6.8
312
7.8
218
7.6
332
|
Verified
8.5
353
|
Verified
7.3
327
|
Verified
8.5
394
|
Verified
7.3
316
8.4
332
|
Verified
7.3
323
|
Verified
8.2
282
|
Verified
Campaign Management
7.7
338
8.7
347
|
Verified
7.0
321
8.0
199
Feature Not Available
8.1
289
|
Verified
Feature Not Available
7.5
199
Social
Feature Not Available
Feature Not Available
6.5
307
7.8
196
Feature Not Available
7.8
189
Feature Not Available
7.4
184
Feature Not Available
7.8
259
|
Verified
Reporting & Analytics
7.7
371
|
Verified
8.5
466
|
Verified
6.9
333
|
Verified
8.3
415
|
Verified
6.5
323
8.3
424
|
Verified
6.3
312
8.4
437
|
Verified
Feature Not Available
7.5
201
Platform
8.2
365
|
Verified
8.5
323
|
Verified
8.5
361
|
Verified
8.7
304
|
Verified
8.5
359
|
Verified
8.9
313
|
Verified
7.8
330
|
Verified
8.3
207
|
Verified
7.7
348
|
Verified
7.8
193
|
Verified
8.8
359
|
Verified
8.8
314
|
Verified
7.2
313
|
Verified
8.0
159
Agentic AI - Marketing Automation
6.3
66
7.0
26
6.4
67
6.9
25
6.7
62
7.3
24
6.3
64
7.1
24
6.2
63
6.8
25
6.3
65
7.4
26
Integration
8.3
373
|
Verified
8.4
316
|
Verified
8.3
366
|
Verified
8.5
310
|
Verified
7.6
336
|
Verified
8.4
260
|
Verified
Administration
8.1
266
Not enough data
7.4
236
Not enough data
8.1
252
Not enough data
8.9
265
Not enough data
7.7
238
Not enough data
7.8
244
Not enough data
Integrations
8.6
237
Not enough data
8.5
241
Not enough data
8.4
205
Not enough data
7.2
178
Not enough data
Platform
8.2
210
Not enough data
8.2
205
Not enough data
7.9
200
Not enough data
8.2
240
|
Verified
Not enough data
7.8
218
Not enough data
8.2
241
Not enough data
7.9
216
Not enough data
8.8
238
Not enough data
Messenger
Not enough data
7.4
13
Not enough data
6.4
14
Not enough data
6.3
13
Not enough data
6.0
12
Channels
Not enough data
6.1
12
Not enough data
7.2
13
Not enough data
6.3
13
Not enough data
6.0
12
Not enough data
6.7
12
Customers
Not enough data
8.2
13
Not enough data
7.6
13
Not enough data
7.1
12
Not enough data
6.7
12
Not enough data
7.1
12
Agentic AI - Conversational 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
Not enough data
Not enough data
Diagnosis
Not enough data
8.2
29
Not enough data
8.4
29
Not enough data
8.2
30
Not enough data
8.4
30
Tracking
Not enough data
8.1
27
Not enough data
7.9
28
Not enough data
8.9
31
Not enough data
8.5
29
Not enough data
8.5
28
Reporting
Not enough data
9.1
30
Not enough data
8.6
29
Not enough data
8.6
29
Not enough data
8.3
28
Agentic AI - Email Deliverability
Not enough data
8.2
15
Not enough data
8.0
16
Not enough data
7.9
15
Not enough data
7.2
15
Not enough data
8.1
15
Campaigns
8.6
115
Not enough data
8.7
112
Not enough data
8.2
107
Not enough data
8.8
120
Not enough data
8.8
114
Not enough data
Analytics
8.4
114
Not enough data
7.6
105
Not enough data
Optimization
8.5
112
Not enough data
8.9
114
Not enough data
8.0
110
Not enough data
8.4
112
Not enough data
Agentic AI - Push Notification
6.4
14
Not enough data
6.9
14
Not enough data
6.5
14
Not enough data
Templates
Not enough data
8.5
425
|
Verified
Not enough data
Feature Not Available
Not enough data
8.4
348
|
Verified
Not enough data
8.8
256
Edit
Not enough data
8.4
354
|
Verified
Not enough data
8.8
416
|
Verified
Not enough data
8.3
332
|
Verified
Logistics
Not enough data
8.7
419
|
Verified
Not enough data
7.9
340
|
Verified
Not enough data
8.8
394
|
Verified
Not enough data
8.4
195
Generative AI
Not enough data
7.5
64
Not enough data
7.4
51
Agentic AI - Email Template Builder
Not enough data
6.4
19
Not enough data
7.0
19
Text Messaging
8.4
84
8.6
139
Feature Not Available
8.0
100
8.2
80
8.8
133
|
Verified
Feature Not Available
8.3
116
|
Verified
6.8
75
8.7
125
|
Verified
6.5
77
8.5
107
8.7
87
8.8
130
|
Verified
8.2
79
8.6
53
SMS Platform
7.5
82
8.6
135
|
Verified
8.3
85
8.9
133
|
Verified
7.2
73
Feature Not Available
6.2
71
Feature Not Available
6.7
71
8.2
62
8.3
83
8.8
112
|
Verified
Agentic AI - SMS Marketing
6.4
17
6.8
11
6.4
17
6.7
10
7.5
17
6.8
10
7.2
17
6.7
10
7.0
17
6.8
10
6.7
18
7.0
10
Data Sourcing
7.5
93
8.4
76
7.7
95
8.3
68
7.3
97
8.5
96
8.2
95
8.5
91
Intelligence
7.3
91
8.6
105
5.8
88
8.1
73
5.9
87
8.0
68
Design and Customization
Not enough data
8.8
20
Not enough data
8.7
21
Not enough data
9.0
21
Not enough data
8.9
21
Campaigns
Not enough data
8.7
22
Not enough data
8.8
20
Not enough data
8.6
22
Not enough data
8.6
22
Integrations
Not enough data
9.0
21
Not enough data
8.0
18
Not enough data
8.9
21
Not enough data
8.4
19
Generative AI
Not enough data
7.5
20
Agentic AI - Vulnerability Scanner
Not enough data
6.8
10
Not enough data
7.5
10
Platform Basics
Not enough data
9.2
14
Not enough data
8.8
14
Platform Data
Not enough data
8.4
15
Not enough data
8.2
14
Not enough data
8.7
14
Not enough data
8.3
13
Platform Additional Functionality
Not enough data
8.3
15
Not enough data
9.1
13
Not enough data
8.3
14
Agentic AI - Customer Journey Analytics
Not enough data
6.0
5
Not enough data
7.0
5
Not enough data
6.3
5
Not enough data
6.9
6
Collection
Not enough data
6.9
6
Not enough data
8.6
6
Not enough data
8.6
6
Not enough data
8.6
6
Not enough data
7.2
6
Agentic AI - Review Management
Not enough data
Not enough data
Not enough data
Not enough data
Moderation
Not enough data
9.4
6
Not enough data
9.0
5
Not enough data
9.3
5
Use Cases
Not enough data
9.8
7
Not enough data
8.9
6
Not enough data
9.7
5
Administration
Not enough data
9.3
7
Not enough data
8.6
6
Not enough data
8.0
5
Not enough data
8.0
5
Not enough data
8.0
5
Display Options
Not enough data
8.6
6
Not enough data
8.1
6
Not enough data
8.3
6
Not enough data
7.7
5
Generative AI
Not enough data
7.8
6
Customization
Not enough data
Not enough data
Not enough data
8.3
5
Not enough data
Not enough data
Not enough data
Not enough data
Additional Functionality
Not enough data
Not enough data
Not enough data
7.7
5
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
5.4
32
6.9
14
6.3
33
7.0
14
5.7
32
6.9
15
5.7
32
6.8
14
5.4
32
6.3
14
5.5
33
7.2
15
Messaging - RCS Business Messaging
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
Security / Verification - RCS Business Messaging
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Analytics / Deliverability - RCS Business Messaging
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
AI - RCS Business Messaging
Not enough data
Not enough data
Analysis
Feature Not Available
Not enough data
8.0
69
Not enough data
6.2
56
Not enough data
Feature Not Available
Not enough data
Campaigns
7.3
57
Not enough data
8.0
62
Not enough data
7.3
61
Not enough data
Feature Not Available
Not enough data
9.3
69
Not enough data
9.2
70
Not enough data
Engagement
6.9
54
Not enough data
Platform
8.0
62
Not enough data
Feature Not Available
Not enough data
7.6
60
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
Marketing Operations
Not enough data
8.2
16
Not enough data
8.3
17
Not enough data
8.5
17
Not enough data
8.8
16
Not enough data
7.1
15
Not enough data
7.4
14
Campaign Activity
Not enough data
7.9
17
Not enough data
8.3
18
Not enough data
8.0
16
Not enough data
7.3
16
Not enough data
8.0
16
Not enough data
8.0
15
Agentic AI - Marketing Analytics
Not enough data
7.6
7
Not enough data
7.6
7
Not enough data
7.9
8
Categories
Categories
Shared Categories
Customer.io and Klaviyo are categorized as SMS Marketing, Personalization, Marketing Automation, and Customer Data Platform (CDP)
Unique Categories
Reviews
Reviewers' Company Size
Customer.io
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Klaviyo
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
14.9%
Financial Services
13.3%
Information Technology and Services
9.4%
Marketing and Advertising
8.0%
Health, Wellness and Fitness
5.0%
Other
49.5%
Retail
19.1%
Marketing and Advertising
12.8%
Apparel & Fashion
12.6%
Consumer Goods
12.2%
Health, Wellness and Fitness
7.3%
Other
36.0%
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
how can i know the language for my clients
3 Comments
AJ
You need to add a dynamic in your website when collecting data then use a segmentatino of your data into language preferences based on the tick...Read more
What is UTM tracking Klaviyo?
3 Comments
CC
You can add Google Analytics utm tracking data to your emails sent in Klayvio. This can be automated.Read more
Are their pre-built flows available?
2 Comments
AJ
You can set up any combination of new flows and even run split tests on those in a flow. They also have video tutorials to do this.Read more
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