Notion vs Obsidian:Which is more popular by branded search?
In August 2026, Notion had more branded searches than Obsidian among note apps worldwide. Notion was estimated to have 428K branded searches compared to Obsidian’s 90.5K, and held a 49.6% Share of Search versus Obsidian’s 10.5%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, Notion or Obsidian?
Compare the note apps developers 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 Search by month for Notion, Obsidian. The figures are in the table below the chart.
View monthly share of search table
| Month | Notion | Evernote | Obsidian | Apple Notes | Bear | Roam Research |
|---|---|---|---|---|---|---|
| Oct 2025 | 47% | 36.6% | 7.4% | 7.4% | 0.66% | 0.99% |
| Nov 2025 | 44% | 39.7% | 6.5% | 8% | 0.71% | 1.1% |
| Dec 2025 | 45% | 36.6% | 7.4% | 9% | 0.8% | 1.2% |
| Jan 2026 | 47.5% | 35.1% | 8.6% | 7.1% | 0.77% | 0.94% |
| Feb 2026 | 50% | 33.3% | 6.7% | 8.2% | 0.9% | 0.9% |
| Mar 2026 | 54.1% | 30.8% | 6.2% | 7.6% | 0.68% | 0.68% |
| Apr 2026 | 53.1% | 31.5% | 6.3% | 7.7% | 0.69% | 0.69% |
| May 2026 | 51% | 33.9% | 5.6% | 8.3% | 0.61% | 0.61% |
| Jun 2026 | 50.9% | 30% | 9% | 7.4% | 1.2% | 1.5% |
| Jul 2026 | 50.9% | 31.9% | 7.9% | 7.9% | 0.7% | 0.7% |
| Aug 2026 | 49.6% | 28.5% | 10.5% | 8.6% | 1.4% | 1.4% |
| Sep 2026 | — | — | — | — | — | — |
How has the Notion and Obsidian comparison changed over the last 12 months?
3 findings
- Notion was ahead of Obsidian in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Notion’s estimated Share of Search among note apps worldwide moved from 47% to 49.6%, and its estimated monthly branded searches moved from 472K to 428K.
- Across the 11 months ending August 2026, Obsidian’s estimated Share of Search among note apps worldwide moved from 7.4% to 10.5%, and its estimated monthly branded searches moved from 74K to 90.5K.
How did search popularity change for note apps worldwide in August 2026?
2 changes
In August 2026, Obsidian overtook Apple Notes to rank 3rd among note apps worldwide, at 10.5%.

In August 2026, Notion lost estimated Share of Search among note apps worldwide, from 50.9% to 49.6%.
How each brand is measured
Brandwave collects information about searches that people make online using Notion’s and Obsidian’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.

Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.