Brandwave

Google Chat vs Slack:Which is more popular?

In September 2026, Slack had more branded searches than Google Chat among business messaging platforms worldwide. Slack had about 4.1 million branded searches, while Google Chat had 3.4 million. Slack made up 32.5% of all business messaging platform searches we track, and Google Chat accounted for 26.6%. When we asked ChatGPT and Google AI Overviews about business messaging platforms, Google Chat and Slack each appeared in three of the five answers. Slack was mentioned before Google Chat in every answer that named either.

Among business messaging platforms worldwide in September 2026

Who do people search for more?

Slack, about 22% more searches than Google Chat

Slack 4.1M searchesGoogle Chat 3.4M searches

Who does AI mention more?

Both were mentioned in 3 of 5 answers.

Google Chat in 3 of 5Slack in 3 of 5

Who does AI recommend more?

Slack, named ahead of Google Chat in 3 of 3 answers

Slack first in 3Google Chat never first

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Top business messaging platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Google Chat and Slack were each mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Slack was listed before Google Chat in every answer that named either.

Most recommended by AI

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

  1. Slack1st
  2. Microsoft Teams2nd
  3. Google Chat3rd
  4. Intercom4th
  5. Textmagic5th
  6. Twilio6th
  7. Zendesk7th
  8. Vonage–
  9. Infobip–
  10. Sinch–
  11. +1 more

Mentioned by AI

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

  • Microsoft Teams3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Slack3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Google Chat3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Twilio2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Zendesk2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Textmagic2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Intercom2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Vonage0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Infobip0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Sinch0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

+1 more

See every answer about business messaging platforms

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Is Google Chat or Slack more popular in search?

This chart shows how often people search Google for Google Chat and Slack by name. Each line represents a brand's share of searches for all 11 business messaging platforms we track, month by month, from English-language searches worldwide.

Google Chat and Slack among business messaging platforms worldwide, by month

Share of searches by month for Slack, Google Chat. The figures are in the table below the chart.

View monthly share of searches table
MonthMicrosoft TeamsSlackGoogle ChatTwilioZendeskVonageInfobipSinchTextmagicMessageBirdIntercom
Oct 202531.9%31.9%26.1%5.3%2.9%0.72%0.47%0.32%0.21%0.17%0%
Nov 202536.4%29.8%24.4%4.9%2.7%0.67%0.44%0.36%0.22%0.2%<0.01%
Dec 202528%34.2%28%4.6%3.1%0.77%0.41%0.42%0.26%0.23%<0.01%
Jan 202631.6%31.6%25.9%5.2%3.5%0.87%0.47%0.38%0.21%0.21%<0.01%
Feb 202631.9%31.9%26.1%5.2%2.9%0.71%0.47%0.39%0.22%0.21%<0.01%
Mar 202632%32%26.2%5.3%2.9%0.72%0.39%0.32%0.18%0.17%<0.01%
Apr 202630%30%30%6%2.2%0.67%0.44%0.36%0.2%0.16%<0.01%
May 202625.8%31.6%31.6%6.3%2.8%0.71%0.47%0.38%0.17%0.17%<0.01%
Jun 202627.4%33.5%27.4%6.7%3%0.75%0.49%0.41%0.19%0.15%<0.01%
Jul 202627.5%33.7%27.5%6.8%2.5%0.75%0.5%0.41%0.19%0.15%0%
Aug 202627.5%33.7%27.5%6.8%2.5%0.76%0.5%0.41%0.19%0.12%<0.01%
Sep 202632.5%32.5%26.6%4.4%2.4%0.6%0.48%0.39%0.15%0.08%<0.01%

How has the Google Chat and Slack comparison changed over the last 12 months?

3 findings

How did search popularity change for business messaging platforms worldwide in September 2026?

3 changes

  1. In September 2026, Microsoft Teams overtook Slack and Google Chat to become the leader among business messaging platforms worldwide, with 32.5% of the searches.

  2. In September 2026, Slack lost share of searches among business messaging platforms worldwide, from 33.7% to 32.5%.

  3. In September 2026, Google Chat lost share of searches among business messaging platforms worldwide, from 27.5% to 26.6%.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Google Chat’s and Slack’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.

Google Chat

1 branded search term

  • google chat

Slack

1 branded search term

  • slack

How the Brand Demand Index is measured

Other head-to-heads among business messaging platforms

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