ConfigCat vs PostHog:Which is searched more?
In September 2026, PostHog had more branded searches than ConfigCat among feature flag tools worldwide. PostHog had about 246,000 branded searches, while ConfigCat had 3,630. PostHog made up 42.4% of all feature flag tool searches we track, and ConfigCat accounted for 0.62%. These are worldwide searches for English-language branded terms.
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Is ConfigCat or PostHog more popular in search?
Compare the feature flag tools people choose between. 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.
Share of searches by month for PostHog, ConfigCat. The figures are in the table below the chart.
View monthly share of searches table
| Month | Optimizely | PostHog | LaunchDarkly | Statsig | GrowthBook | Flagsmith | ConfigCat | Split | Unleash |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 53.4% | 23.9% | 11% | 5.9% | 2.6% | 0.97% | 0.79% | 0.82% | 0.5% |
| Nov 2025 | 56.6% | 25.3% | 7.9% | 4.2% | 2.8% | 1% | 0.84% | 0.75% | 0.51% |
| Dec 2025 | 56.8% | 25.4% | 7.9% | 4.2% | 2.8% | 1% | 0.68% | 0.64% | 0.5% |
| Jan 2026 | 57.7% | 25.9% | 8% | 3.5% | 2.3% | 0.86% | 0.7% | 0.65% | 0.42% |
| Feb 2026 | 58.2% | 21.4% | 10.1% | 4.3% | 2.9% | 1.1% | 0.86% | 0.66% | 0.52% |
| Mar 2026 | 49% | 32.8% | 8.5% | 3.7% | 3% | 1.1% | 0.73% | 0.72% | 0.55% |
| Apr 2026 | 54.3% | 24.3% | 9.4% | 5% | 4% | 0.99% | 0.8% | 0.64% | 0.48% |
| May 2026 | 52.6% | 28.9% | 7.8% | 4.8% | 3.2% | 0.96% | 0.63% | 0.6% | 0.47% |
| Jun 2026 | 45.6% | 37.3% | 8.3% | 3.4% | 2.8% | 1% | 0.68% | 0.51% | 0.41% |
| Jul 2026 | 45.7% | 37.3% | 8.4% | 3.4% | 2.8% | 0.85% | 0.68% | 0.44% | 0.41% |
| Aug 2026 | 47.1% | 38.5% | 6.8% | 2.9% | 2.3% | 0.86% | 0.7% | 0.47% | 0.41% |
| Sep 2026 | 42.4% | 42.4% | 7.3% | 3.2% | 2.6% | 0.78% | 0.62% | 0.5% | 0.32% |
How has the ConfigCat and PostHog comparison changed over the last 12 months?
3 findings
- PostHog was ahead of ConfigCat in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, ConfigCat’s share of searches among feature flag tools worldwide moved from 0.79% to 0.62%, and its estimated monthly branded searches held steady at 3.6K.
- Across the 12 months ending September 2026, PostHog’s share of searches among feature flag tools worldwide moved from 23.9% to 42.4%, and its estimated monthly branded searches moved from 110K to 246K.
How did search popularity change for feature flag tools worldwide in September 2026?
1 change
In September 2026, PostHog gained share of searches among feature flag tools worldwide, from 38.5% to 42.4%.
How are branded searches counted?
4 search terms
Brandwave collects information about searches that people make online using ConfigCat’s and PostHog’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.
Other head-to-heads among feature flag tools
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