Customer.io vs Klaviyo:Which is more popular by branded search?
In August 2026, Klaviyo had more branded searches than Customer.io among customer marketing platforms worldwide. Klaviyo was estimated to have 315K branded searches compared to Customer.io’s 12.9K, and held a 74.3% Share of Search versus Customer.io’s 3%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, Customer.io or Klaviyo?
Compare the platforms used to grow existing accounts. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of Search by month for Klaviyo, Customer.io. The figures are in the table below the chart.
View monthly share of search table
| Month | Klaviyo | Braze | Customer.io | Iterable | Insider |
|---|---|---|---|---|---|
| Oct 2025 | 70.9% | 25.9% | 2.9% | 0.22% | 0.09% |
| Nov 2025 | 71.3% | 26% | 2.4% | 0.19% | 0.09% |
| Dec 2025 | 70.8% | 26% | 2.9% | 0.22% | 0.11% |
| Jan 2026 | 70.8% | 26% | 2.9% | 0.23% | 0.09% |
| Feb 2026 | 70.9% | 25.9% | 2.9% | 0.19% | 0.07% |
| Mar 2026 | 70.9% | 25.8% | 2.9% | 0.24% | 0.09% |
| Apr 2026 | 71% | 25.8% | 2.9% | 0.2% | 0.07% |
| May 2026 | 71.5% | 25.4% | 2.9% | 0.23% | 0.05% |
| Jun 2026 | 71% | 25.8% | 2.9% | 0.22% | 0.06% |
| Jul 2026 | 74.2% | 22.5% | 3.1% | 0.2% | 0.05% |
| Aug 2026 | 74.3% | 22.4% | 3% | 0.19% | 0.04% |
| Sep 2026 | — | — | — | — | — |
How has the Customer.io and Klaviyo comparison changed over the last 12 months?
3 findings
- Klaviyo was ahead of Customer.io in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Customer.io’s estimated Share of Search among customer marketing platforms worldwide moved from 2.9% to 3%, and its estimated monthly branded searches moved from 13.1K to 12.9K.
- Across the 11 months ending August 2026, Klaviyo’s estimated Share of Search among customer marketing platforms worldwide moved from 70.9% to 74.3%, and its estimated monthly branded searches moved from 319K to 315K.
How did search popularity change for customer marketing platforms worldwide in August 2026?
0 changes
Neither Customer.io nor Klaviyo moved beyond provider rounding among customer marketing platforms in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using Customer.io’s and Klaviyo’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Customer.io
9 branded search terms
- customer io
- customer io crm
- customer io email
- customer io forms
- customer io pricing
- customer io push notifications
- customer io sms
- customer io whatsapp
- Customer.io
Klaviyo
12 branded search terms
- klaviyo
- klaviyo app
- klaviyo cost
- klaviyo crm
- klaviyo email
- klaviyo email marketing
- klaviyo marketing
- klaviyo plan
- klaviyo pricing
- klaviyo sms
- klaviyo whatsapp
- klaviyocom
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.