--- title: "Apache Flink vs Google Pub/Sub: Which is searched more?" description: "Is Apache Flink or Google Pub/Sub more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Event streaming 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/apache-flink-vs-google-pub-sub" publisher: "Brandwave" --- # Apache Flink vs Google Pub/Sub: Which is searched more? Is Apache Flink or Google Pub/Sub more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Event streaming 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**: Apache Flink and Google Pub/Sub - **Competitive set**: Event streaming platforms - **Market**: Global - **Month measured**: Sep 2026 - **Apache Flink Share of Search**: 21.1% - **Google Pub/Sub Share of Search**: 2.8% ## Is Apache Flink or Google Pub/Sub more popular in search? - In September 2026, Apache Flink had more branded searches than Google Pub/Sub among event streaming platforms worldwide. Apache Flink had about 18,100 branded searches, while Google Pub/Sub had 2,400. Apache Flink made up 21.1% of all event streaming platform searches we track, and Google Pub/Sub accounted for 2.8%. - Apache Flink was ahead of Google Pub/Sub in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Apache Flink’s share of searches among event streaming platforms worldwide moved from 22.5% to 21.1%, and its estimated monthly branded searches moved from 27.1K to 18.1K. - Across the 12 months ending September 2026, Google Pub/Sub’s share of searches among event streaming platforms worldwide moved from 3.7% to 2.8%, and its estimated monthly branded searches moved from 4.4K to 2.4K. ## Top event streaming platforms in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Apache Flink was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Google Pub/Sub was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Apache Flink and Google Pub/Sub were each listed first in two of the four 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 | | --- | --- | --- | --- | --- | | Apache Kafka | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Confluent | 2nd | 3 of 3 | 1 of 2 | 4 of 5 | | Amazon Kinesis | 3rd | 3 of 3 | 2 of 2 | 5 of 5 | | Redpanda | 4th | 3 of 3 | 1 of 2 | 4 of 5 | | Apache Pulsar | 5th | 2 of 3 | 1 of 2 | 3 of 5 | | Apache Flink | 6th | 2 of 3 | 2 of 2 | 4 of 5 | | Google Pub/Sub | 7th | 2 of 3 | 1 of 2 | 3 of 5 | | Azure Event Hubs | 8th | 1 of 3 | 1 of 2 | 2 of 5 | ## Every AI answer about event streaming platforms - Asked ChatGPT "Which event streaming platform should I use?": 1. Apache Kafka, 2. Confluent, 3. Amazon Kinesis, 4. Redpanda, 5. Apache Pulsar - Asked ChatGPT "What are the best event streaming platforms?": 1. Apache Kafka, 2. Confluent, 3. Amazon Kinesis, 4. Redpanda, 5. Apache Pulsar, 6. Azure Event Hubs, 7. Google Pub/Sub, 8. Apache Flink - Asked ChatGPT "What's the best event streaming platform for live event data?": 1. Confluent, 2. Apache Kafka, 3. Redpanda, 4. Apache Flink, 5. Amazon Kinesis, 6. Google Pub/Sub - Searched Google, AI Overview "event streaming platforms": 1. Apache Kafka, 2. Confluent, 3. Redpanda, 4. Apache Pulsar, 5. Amazon Kinesis, 6. Azure Event Hubs, 7. Apache Flink - Searched Google, AI Overview "real time event streaming": 1. Apache Kafka, 2. Amazon Kinesis, 3. Google Pub/Sub, 4. Apache Flink Brands are listed in the order each answer named them. The answers were collected in the United States on October 20, 2026. ## How did search popularity change for event streaming platforms worldwide in September 2026? - In September 2026, Apache Flink gained share of searches among event streaming platforms worldwide, from 20% to 21.1%. - Estimated monthly branded searches for Google Pub/Sub worldwide fell 45.5% over 12 measured months, from 4.4K to 2.4K in September 2026. ## Month by month | Month | Apache Flink estimated searches | Apache Flink Share of Search | Apache Flink rank | Google Pub/Sub estimated searches | Google Pub/Sub Share of Search | Google Pub/Sub rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 27.1K | 22.5% | 2 | 4.4K | 3.7% | 5 | | Nov 2025 | 22.2K | 20% | 2 | 4.4K | 4% | 5 | | Dec 2025 | 18.1K | 19.8% | 2 | 3.6K | 3.9% | 5 | | Jan 2026 | 22.2K | 22.4% | 2 | 3.6K | 3.6% | 5 | | Feb 2026 | 22.2K | 23.3% | 2 | 3.6K | 3.8% | 5 | | Mar 2026 | 22.2K | 20% | 2 | 4.4K | 4% | 5 | | Apr 2026 | 18.1K | 19.9% | 2 | 3.6K | 4% | 5 | | May 2026 | 18.1K | 20.5% | 2 | 2.9K | 3.3% | 5 | | Jun 2026 | 18.1K | 22.9% | 2 | 2.9K | 3.7% | 5 | | Jul 2026 | 14.8K | 19.4% | 2 | 2.9K | 3.8% | 5 | | Aug 2026 | 14.8K | 20% | 2 | 2.4K | 3.2% | 5 | | Sep 2026 | 18.1K | 21.1% | 2 | 2.4K | 2.8% | 5 | ## How each brand is measured Brandwave collects information about searches that people make online using Apache Flink’s and Google Pub/Sub’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. - **Apache Flink**: Measured on the search term “apache flink”. - **Google Pub/Sub**: Measured on the search term “googlepubsub”. - [Apache Flink profile](/demand/global-en/brands/apache-flink) - [Google Pub/Sub profile](/demand/global-en/brands/google-pub-sub) - [All event streaming platforms worldwide](/demand/global-en/categories/event-streaming-platforms): The set both shares are measured inside, 8 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 Apache Flink or Google Pub/Sub more popular in search? In September 2026, Apache Flink had more branded searches than Google Pub/Sub among event streaming platforms worldwide. Apache Flink had about 18,100 branded searches, while Google Pub/Sub had 2,400. Apache Flink made up 21.1% of all event streaming platform searches we track, and Google Pub/Sub accounted for 2.8%. ## Cite this page Brandwave. "Apache Flink vs Google Pub/Sub: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/apache-flink-vs-google-pub-sub This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/apache-flink-vs-google-pub-sub. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.