--- title: "Feature flag platforms: Which brands are most popular in search?" description: "Compare the feature flag platforms teams use. Share of Search among Optimizely, PostHog, LaunchDarkly, Flagsmith, Unleash and Split, the feature flag platforms Brandwave compares worldwide, using the same methodology, market, and reporting period. 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/categories/feature-flag-platforms" publisher: "Brandwave" --- # Feature flag platforms: Which brands are most popular in search? Compare the feature flag platforms teams use. Share of Search among Optimizely, PostHog, LaunchDarkly, Flagsmith, Unleash and Split, the feature flag platforms Brandwave compares worldwide, using the same methodology, market, and reporting period. 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 - **Competitive set**: Feature flag platforms - **Market**: Global - **Brands compared**: 6 - **Month measured**: Aug 2026 - **Highest Share of Search**: Optimizely, 50.2% ## Which brand is most popular in search among feature flag platforms worldwide? - In August 2026, Optimizely was the most searched among feature flag platforms worldwide, with an estimated 248K branded searches and 50.2% estimated Share of Search within this set. - PostHog is in 2nd place, 9.2 percentage points behind at 41% Share of Search. - Across the 11 months ending August 2026, Optimizely’s estimated Share of Search among feature flag platforms worldwide decreased from 59.2% to 50.2%. - Across the 11 months ending August 2026, PostHog’s estimated Share of Search among feature flag platforms worldwide increased from 26.4% to 41%. - Across the 11 months ending August 2026, LaunchDarkly’s estimated Share of Search among feature flag platforms worldwide decreased from 12.1% to 7.1%. - Across the 11 months ending August 2026, Optimizely’s estimated Share of Search among feature flag platforms worldwide peaked at 63.4% in February 2026 and was lowest at 49.1% in July 2026. - Across the 11 months ending August 2026, PostHog’s estimated Share of Search among feature flag platforms worldwide peaked at 41% in August 2026 and was lowest at 23.5% in February 2026. - Across the 11 months ending August 2026, Unleash rose from 6th to 5th among feature flag platforms worldwide. - Across the 11 months ending August 2026, Split fell from 5th to 6th among feature flag platforms worldwide. - Across the 11 months ending August 2026, Flagsmith held steady: its estimated Share of Search among feature flag platforms worldwide moved less than 0.5 percentage points. ## Compare search popularity between leading brands - [Optimizely vs PostHog: compare search popularity](/demand/global-en/compare/optimizely-vs-posthog): 50.2% against 41% Share of Search. - [Optimizely vs LaunchDarkly: compare search popularity](/demand/global-en/compare/launchdarkly-vs-optimizely): 50.2% against 7.1% Share of Search. - [PostHog vs LaunchDarkly: compare search popularity](/demand/global-en/compare/launchdarkly-vs-posthog): 41% against 7.1% Share of Search. ## How did search popularity change for feature flag platforms worldwide in August 2026? - In August 2026, Optimizely gained estimated Share of Search among feature flag platforms worldwide, from 49.1% to 50.2%. - In August 2026, PostHog gained estimated Share of Search among feature flag platforms worldwide, from 40.2% to 41%. - In August 2026, LaunchDarkly lost estimated Share of Search among feature flag platforms worldwide, from 9% to 7.1%. - Estimated monthly branded searches for Split worldwide fell 44.8% over 11 measured months, from 2.9K to 1.6K in August 2026. ## Share of Search ranking | Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by | | --- | --- | --- | --- | --- | --- | | 1 | Optimizely | 50.2% | 248K | +0.0% | Optimizely | | 2 | PostHog | 41% | 203K | -0.1% | PostHog | | 3 | LaunchDarkly | 7.1% | 35.3K | -22.4% | LaunchDarkly | | 4 | Flagsmith | 0.91% | 4.5K | -1.3% | Flagsmith | | 5 | Unleash | 0.44% | 2.2K | -1.4% | Unleash | | 6 | Split | 0.32% | 1.6K | 0.0% | Split | ## Historical estimated branded-search demand | Month | Brand | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Optimizely | 248K | 59.2% | 1 | | Oct 2025 | PostHog | 111K | 26.4% | 2 | | Oct 2025 | LaunchDarkly | 50.8K | 12.1% | 3 | | Oct 2025 | Flagsmith | 4.5K | 1.1% | 4 | | Oct 2025 | Split | 2.9K | 0.69% | 5 | | Oct 2025 | Unleash | 2.3K | 0.55% | 6 | | Nov 2025 | Optimizely | 248K | 61.6% | 1 | | Nov 2025 | PostHog | 111K | 27.6% | 2 | | Nov 2025 | LaunchDarkly | 34.3K | 8.5% | 3 | | Nov 2025 | Flagsmith | 4.5K | 1.1% | 4 | | Nov 2025 | Split | 2.4K | 0.6% | 5 | | Nov 2025 | Unleash | 2.2K | 0.55% | 6 | | Dec 2025 | Optimizely | 248K | 61.7% | 1 | | Dec 2025 | PostHog | 111K | 27.6% | 2 | | Dec 2025 | LaunchDarkly | 34.3K | 8.5% | 3 | | Dec 2025 | Flagsmith | 4.5K | 1.1% | 4 | | Dec 2025 | Unleash | 2.2K | 0.54% | 5 | | Dec 2025 | Split | 1.9K | 0.47% | 6 | | Jan 2026 | Optimizely | 303K | 61.8% | 1 | | Jan 2026 | PostHog | 136K | 27.8% | 2 | | Jan 2026 | LaunchDarkly | 41.8K | 8.5% | 3 | | Jan 2026 | Flagsmith | 4.5K | 0.92% | 4 | | Jan 2026 | Split | 2.4K | 0.49% | 5 | | Jan 2026 | Unleash | 2.2K | 0.45% | 6 | | Feb 2026 | Optimizely | 248K | 63.4% | 1 | | Feb 2026 | PostHog | 91.8K | 23.5% | 2 | | Feb 2026 | LaunchDarkly | 42.6K | 10.9% | 3 | | Feb 2026 | Flagsmith | 4.5K | 1.2% | 4 | | Feb 2026 | Unleash | 2.2K | 0.56% | 5 | | Feb 2026 | Split | 1.9K | 0.49% | 6 | | Mar 2026 | Optimizely | 248K | 53% | 1 | | Mar 2026 | PostHog | 167K | 35.7% | 2 | | Mar 2026 | LaunchDarkly | 42.6K | 9.1% | 3 | | Mar 2026 | Flagsmith | 5.5K | 1.2% | 4 | | Mar 2026 | Unleash | 2.8K | 0.59% | 5 | | Mar 2026 | Split | 2.4K | 0.51% | 6 | | Apr 2026 | Optimizely | 248K | 60.3% | 1 | | Apr 2026 | PostHog | 112K | 27.2% | 2 | | Apr 2026 | LaunchDarkly | 42.8K | 10.4% | 3 | | Apr 2026 | Flagsmith | 4.5K | 1.1% | 4 | | Apr 2026 | Unleash | 2.2K | 0.53% | 5 | | Apr 2026 | Split | 1.9K | 0.46% | 6 | | May 2026 | Optimizely | 247K | 57.6% | 1 | | May 2026 | PostHog | 137K | 31.9% | 2 | | May 2026 | LaunchDarkly | 36.6K | 8.5% | 3 | | May 2026 | Flagsmith | 4.5K | 1% | 4 | | May 2026 | Unleash | 2.2K | 0.51% | 5 | | May 2026 | Split | 1.9K | 0.44% | 6 | | Jun 2026 | Optimizely | 248K | 49.1% | 1 | | Jun 2026 | PostHog | 203K | 40.1% | 2 | | Jun 2026 | LaunchDarkly | 44.7K | 8.9% | 3 | | Jun 2026 | Flagsmith | 5.5K | 1.1% | 4 | | Jun 2026 | Unleash | 2.2K | 0.44% | 5 | | Jun 2026 | Split | 1.9K | 0.38% | 6 | | Jul 2026 | Optimizely | 248K | 49.1% | 1 | | Jul 2026 | PostHog | 203K | 40.2% | 2 | | Jul 2026 | LaunchDarkly | 45.5K | 9% | 3 | | Jul 2026 | Flagsmith | 4.6K | 0.91% | 4 | | Jul 2026 | Unleash | 2.2K | 0.43% | 5 | | Jul 2026 | Split | 1.6K | 0.32% | 6 | | Aug 2026 | Optimizely | 248K | 50.2% | 1 | | Aug 2026 | PostHog | 203K | 41% | 2 | | Aug 2026 | LaunchDarkly | 35.3K | 7.1% | 3 | | Aug 2026 | Flagsmith | 4.5K | 0.91% | 4 | | Aug 2026 | Unleash | 2.2K | 0.44% | 5 | | Aug 2026 | Split | 1.6K | 0.32% | 6 | | Sep 2026 | Flagsmith | — | — | — | | Sep 2026 | LaunchDarkly | — | — | — | | Sep 2026 | Optimizely | — | — | — | | Sep 2026 | PostHog | — | — | — | | Sep 2026 | Split | — | — | — | | Sep 2026 | Unleash | — | — | — | ## What is being compared - **Flagsmith**: Measured on the search terms “flagsmith” and “flagsmith feature flags”, summed into one figure. - **LaunchDarkly**: Measured on the search terms “feature flags launchdarkly”, “launchdarkly”, “launchdarkly app”, “launchdarkly com”, “launchdarkly feature flags” and “launchdarkly software”, summed into one figure. - **Optimizely**: Measured on the search terms “optimizely”, “optimizely cms”, “optimizely content marketing”, “optimizely personalization” and “optimizely.com”, summed into one figure. - **PostHog**: Measured on the search terms “posthog” and “posthog analytics”, summed into one figure. - **Split**: Measured on the search term “split io”. - **Unleash**: Measured on the search terms “feature flag unleash”, “feature toggle unleash”, “getunleash io”, “unleash feature flags” and “unleash feature toggle”, summed into one figure. - [Flagsmith](/demand/global-en/brands/flagsmith) - [LaunchDarkly](/demand/global-en/brands/launchdarkly) - [Optimizely](/demand/global-en/brands/optimizely) - [PostHog](/demand/global-en/brands/posthog) - [Split](/demand/global-en/brands/split) - [Unleash](/demand/global-en/brands/unleash) ## Methodology - [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Which brand is most popular in search among feature flag platforms worldwide? In August 2026, Optimizely was the most searched among feature flag platforms worldwide, with an estimated 248K branded searches and 50.2% estimated Share of Search within this set. These are worldwide searches for English-language branded terms. ## Cite this page Brandwave. "Feature flag platforms: Which brands are most popular in search?". https://gobrandwave.com/demand/global-en/categories/feature-flag-platforms This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/feature-flag-platforms. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.