Brandwave

Customer.io vs Klaviyo:Which is more popular?

In September 2026, Klaviyo had more branded searches than Customer.io among customer engagement platforms in New Zealand. Klaviyo had about 2,900 branded searches, while Customer.io had 50. Klaviyo made up 25% of all customer engagement platform searches we track, and Customer.io accounted for 0.43%. When we asked ChatGPT and Google AI Overviews about customer engagement platforms, Klaviyo appeared in three of the five answers and Customer.io in two. Klaviyo was mentioned before Customer.io in three out of four answers that named either.

Among customer engagement platforms in New Zealand in September 2026

Who do people search for more?

Klaviyo, about 58 searches for every 1 for Customer.io

Klaviyo 2.9K searchesCustomer.io 50 searches

Who does AI mention more?

Klaviyo, mentioned in 3 of 5 answers, Customer.io in 2

Klaviyo in 3 of 5Customer.io in 2 of 5

Who does AI recommend more?

Klaviyo, named ahead of Customer.io in 3 of 4 answers

Klaviyo first in 3Customer.io first in 1

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Top customer engagement platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Klaviyo was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Customer.io was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Klaviyo was listed before Customer.io in three out of four answers that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Braze1st
  2. HubSpot2nd
  3. Klaviyo2nd
  4. Intercom4th
  5. Customer.io5th
  6. OneSignal6th
  7. Iterable7th
  8. Airship–
  9. CleverTap–
  10. MoEngage–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Klaviyo3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Braze3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Intercom3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • HubSpot2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Customer.io2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • OneSignal1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Iterable1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Airship0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • CleverTap0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • MoEngage0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about customer engagement platforms

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.

Is Customer.io or Klaviyo more popular in search?

This chart shows how often people search Google for Customer.io and Klaviyo by name. Each line represents a brand's share of searches for all ten customer engagement platforms we track, month by month, from searches in New Zealand.

Customer.io and Klaviyo among customer engagement platforms in New Zealand, by month

Share of searches by month for Klaviyo, Customer.io. The figures are in the table below the chart.

View monthly share of searches table
MonthHubSpotKlaviyoOneSignalIterableCustomer.ioAirshipBrazeCleverTapIntercomMoEngage
Oct 202568.7%28.2%1.1%0.88%0.49%0.1%0%0.19%0.1%0.19%
Nov 202568.5%28.4%0.78%0.98%0.69%0.2%0%0.1%0.1%0.2%
Dec 202569.2%27.6%0.87%0.73%0.73%0.29%0%0.15%0.15%0.29%
Jan 202672.6%24.6%0.82%0.92%0.51%0.31%0%0.1%0%0.1%
Feb 202672.3%24.9%1%0.93%0.41%0.1%0%0.1%0.1%0.1%
Mar 202672.2%24.6%1%0.93%0.59%0.17%0%0.25%0.08%0.17%
Apr 202672.3%24.7%0.68%0.94%0.6%0.09%0.09%0.34%0.09%0.17%
May 202668.6%28.9%0.8%0.72%0.4%0.16%0.08%0.08%0.08%0.16%
Jun 202676.3%21.4%0.74%0.59%0.52%0.15%0%0.15%0.07%0.15%
Jul 202668.7%28.5%0.98%0.79%0.49%0.1%0.1%0.1%0.1%0.2%
Aug 202672.5%24.9%0.86%0.6%0.6%0.17%0%0.17%0.09%0.17%
Sep 202672.1%25%1%0.95%0.43%0.09%0.09%0.09%0.09%0.09%

How has the Customer.io and Klaviyo comparison changed over the last 12 months?

3 findings

How did search popularity change for New Zealand customer engagement platforms in September 2026?

1 change

  1. In September 2026, Customer.io fell from 4th to 5th among customer engagement platforms in New Zealand.

How are branded searches counted?

3 search terms

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

2 branded search terms

  • customer io
  • customerio

Klaviyo

1 branded search term

  • klaviyo

How the Brand Demand Index is measured

Other head-to-heads among customer engagement platforms

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