DocHub vs pdfFiller
as AI assistants see them, week of 2026-10-26
Both DocHub and pdfFiller stay on the quiet side when AI assistants talk PDF tools. DocHub scores 2 out of 100 overall and shows up in 5 of 75 answers, doing best on "best online PDF editor that works in the browser" (2 of 3). pdfFiller edges it on overall score, 4 out of 100, despite appearing in fewer answers, 3 of 75, helped by a 10 from Perplexity. Head-to-head, DocHub leads in 4 questions, pdfFiller in 2, and they tie in 19. Neither is named for compressing, merging, or mobile-editing questions.
Head to head
| metric | DocHub | pdfFiller |
|---|---|---|
| score | 3 | 2 |
| questions won | 2 | 0 |
By assistant
DocHub
| assistant | score | named in, this week | usual spot, this week |
|---|---|---|---|
| ChatGPT | 2 | 5% of answers | #2.0 |
| Claude | 4 | 10% of answers | #5.0 |
| Gemini | not sampled this week | ||
| Perplexity | not sampled this week |
pdfFiller
| assistant | score | named in, this week | usual spot, this week |
|---|---|---|---|
| ChatGPT | 0 | 0% of answers | |
| Claude | 0 | 0% of answers | |
| Gemini | not sampled this week | ||
| Perplexity | not sampled this week |
Where they differ
Only DocHub gets named for
- What's the best tool to fill in and sign a PDF form?
- What's the best online PDF editor that works in the browser?
Only pdfFiller gets named for
nothing exclusive
More comparisons
- DocHub vs Microsoft Word
- DocHub vs PDFescape
- DocHub vs UPDF
- Canva vs DocHub
- PDFescape vs pdfFiller
- Canva vs pdfFiller
Not sold on either?
Scores count how often each assistant names a product, weighted by position. How the score works · Full PDF editors leaderboard