Documind vs PDF.ai:Which is searched more?
In September 2026, PDF.ai had more branded searches than Documind among AI PDF tools worldwide. PDF.ai had about 14,800 branded searches, while Documind had 720. PDF.ai made up 0.05% of all AI PDF tool searches we track, and Documind accounted for <0.01%. These are worldwide searches for English-language branded terms.
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Is Documind or PDF.ai more popular in search?
Compare the tools used to question and summarise PDFs. 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 PDF.ai, Documind. The figures are in the table below the chart.
View monthly share of searches table
| Month | NotebookLM | Adobe Acrobat | ChatPDF | Humata | PDF.ai | AskYourPDF | Documind |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 67.1% | 27.6% | 4.7% | 0.23% | 0.28% | 0.08% | <0.01% |
| Nov 2025 | 73.4% | 21.7% | 4.4% | 0.18% | 0.21% | 0.08% | <0.01% |
| Dec 2025 | 79.8% | 17.7% | 2.2% | 0.11% | 0.16% | 0.05% | <0.01% |
| Jan 2026 | 81.1% | 17.2% | 1.5% | 0.07% | 0.11% | 0.04% | <0.01% |
| Feb 2026 | 79.6% | 18.7% | 1.5% | 0.09% | 0.11% | 0.03% | <0.01% |
| Mar 2026 | 83.8% | 14.4% | 1.5% | 0.08% | 0.11% | 0.03% | <0.01% |
| Apr 2026 | 87% | 11.2% | 1.6% | 0.08% | 0.1% | 0.03% | <0.01% |
| May 2026 | 86.9% | 11.6% | 1.3% | 0.05% | 0.08% | 0.02% | <0.01% |
| Jun 2026 | 85.3% | 13.5% | 1% | 0.05% | 0.08% | 0.02% | <0.01% |
| Jul 2026 | 82.7% | 16.3% | 0.86% | 0.04% | 0.08% | 0.02% | <0.01% |
| Aug 2026 | 85.1% | 13.9% | 0.86% | 0.05% | 0.06% | 0.01% | <0.01% |
| Sep 2026 | 86.2% | 12.8% | 0.87% | 0.05% | 0.05% | 0.01% | <0.01% |
How has the Documind and PDF.ai comparison changed over the last 12 months?
3 findings
- PDF.ai was ahead of Documind in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Documind’s share of searches among AI PDF tools worldwide held steady at <0.01%, and its estimated monthly branded searches moved from 1K to 720.
- Across the 12 months ending September 2026, PDF.ai’s share of searches among AI PDF tools worldwide moved from 0.28% to 0.05%, and its estimated monthly branded searches moved from 49.5K to 14.8K.
How did search popularity change for AI PDF tools worldwide in September 2026?
2 changes
In September 2026, PDF.ai fell from 4th to 5th among AI PDF tools worldwide.
Estimated monthly branded searches for Documind worldwide fell 28% over 12 measured months, from 1K to 720 in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Documind’s and PDF.ai’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 AI PDF tools
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