--- title: "Customer.io vs Stream Chat: Which is searched more?" description: "Is Customer.io or Stream Chat more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the In app messaging platforms set worldwide. 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." canonical: "https://gobrandwave.com/demand/global-en/compare/customer-io-vs-stream-chat" publisher: "Brandwave" --- # Customer.io vs Stream Chat: Which is searched more? Is Customer.io or Stream Chat more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the In app messaging platforms set worldwide. 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. ## Key facts - **Compared**: Customer.io and Stream Chat - **Competitive set**: In app messaging platforms - **Market**: Global - **Month measured**: Sep 2026 - **Customer.io Share of Search**: 8.4% - **Stream Chat Share of Search**: 41.2% ## Is Customer.io or Stream Chat more popular in search? - In September 2026, Stream Chat had more branded searches than Customer.io among in app messaging platforms worldwide. Stream Chat had about 60,200 branded searches, while Customer.io had 12,300. Stream Chat made up 41.2% of all in app messaging platform searches we track, and Customer.io accounted for 8.4%. - Stream Chat was ahead of Customer.io in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Customer.io’s share of searches among in app messaging platforms worldwide moved from 8% to 8.4%, and its estimated monthly branded searches held steady at 12.3K. - Across the 12 months ending September 2026, Stream Chat’s share of searches among in app messaging platforms worldwide moved from 35.2% to 41.2%, and its estimated monthly branded searches moved from 54.2K to 60.2K. ## Top in app messaging platforms in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Stream Chat was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Customer.io was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Stream Chat was listed before Customer.io in two out of three answers that named either. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Intercom | 1st | 2 of 3 | 1 of 2 | 3 of 5 | | Stream Chat | 2nd | 3 of 3 | 0 of 2 | 3 of 5 | | Braze | 3rd | 2 of 3 | 1 of 2 | 3 of 5 | | OneSignal | 4th | 2 of 3 | 1 of 2 | 3 of 5 | | Appcues | 5th | 1 of 3 | 1 of 2 | 2 of 5 | | Sendbird | 6th | 3 of 3 | 0 of 2 | 3 of 5 | | Customer.io | 7th | 1 of 3 | 0 of 2 | 1 of 5 | | Iterable | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Airship | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about in app messaging platforms - Asked ChatGPT "Which in app messaging platform should I use?": 1. Stream Chat, 2. Sendbird - Asked ChatGPT "What are the best in app messaging platforms?": 1. Intercom, 2. OneSignal, 3. Braze, 4. Customer.io, 5. Appcues, 6. Stream Chat, 7. Sendbird - Asked ChatGPT "What's the best in app messaging platform for inside apps?": 1. Intercom, 2. Stream Chat, 3. Sendbird, 4. OneSignal, 5. Braze - Searched Google, AI Overview "in app messaging platforms": 1. Braze, 2. OneSignal - Searched Google, AI Overview "best in app messaging": 1. Appcues, 2. Intercom Not named in any answer: Iterable and Airship. Brands are listed in the order each answer named them. The answers were collected in the United States on October 21, 2026. ## How did search popularity change for in app messaging platforms worldwide in September 2026? - In September 2026, Stream Chat overtook OneSignal to become the leader among in app messaging platforms worldwide, with 41.2% of the searches. ## Month by month | Month | Customer.io estimated searches | Customer.io Share of Search | Customer.io rank | Stream Chat estimated searches | Stream Chat Share of Search | Stream Chat rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 12.3K | 8% | 3 | 54.2K | 35.2% | 2 | | Nov 2025 | 10.1K | 7.3% | 3 | 45.2K | 32.4% | 2 | | Dec 2025 | 10.1K | 8.3% | 3 | 41.9K | 34.3% | 2 | | Jan 2026 | 12.3K | 7.8% | 3 | 60.2K | 38% | 2 | | Feb 2026 | 12.4K | 10% | 3 | 39.2K | 31.6% | 2 | | Mar 2026 | 12.4K | 5.6% | 3 | 124K | 55.8% | 1 | | Apr 2026 | 12.3K | 8.4% | 3 | 51.2K | 34.9% | 2 | | May 2026 | 12.3K | 6.9% | 3 | 82.6K | 46.5% | 1 | | Jun 2026 | 12.3K | 4.7% | 3 | 168K | 64.6% | 1 | | Jul 2026 | 12.3K | 5.3% | 3 | 143K | 62% | 1 | | Aug 2026 | 12.3K | 8.6% | 3 | 55.3K | 38.6% | 2 | | Sep 2026 | 12.3K | 8.4% | 3 | 60.2K | 41.2% | 1 | ## How each brand is measured Brandwave collects information about searches that people make online using Customer.io’s and Stream Chat’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**: Measured on the search terms “customer io”, “customer io crm”, “customer io email”, “customer io sms”, “customer io whatsapp” and “Customer.io”, summed into one figure. - **Stream Chat**: Measured on the search terms “getstream” and “stream chat”, summed into one figure. - [Customer.io profile](/demand/global-en/brands/customer-io) - [Stream Chat profile](/demand/global-en/brands/stream-chat) - [All in app messaging platforms worldwide](/demand/global-en/categories/in-app-messaging-platforms): The set both shares are measured inside, 9 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Customer.io or Stream Chat more popular in search? In September 2026, Stream Chat had more branded searches than Customer.io among in app messaging platforms worldwide. Stream Chat had about 60,200 branded searches, while Customer.io had 12,300. Stream Chat made up 41.2% of all in app messaging platform searches we track, and Customer.io accounted for 8.4%. ## Cite this page Brandwave. "Customer.io vs Stream Chat: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/customer-io-vs-stream-chat This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/customer-io-vs-stream-chat. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.