pdfFiller vs Xodo
as AI assistants see them, week of 2026-10-26
Both pdfFiller and Xodo stay on the sidelines when AI assistants pick PDF tools, but Xodo edges ahead. pdfFiller scores just 4 overall (0 on ChatGPT, 0 on Claude, 11 on Perplexity) and turns up in only 3 of 68 answers, topping out at 1 of 4 mentions for browser editors, form filling, and mobile apps. Xodo scores 6 overall (0, 8, and 9 respectively) and appears in 7 of 68 answers, doing best on mobile, where it's named in 3 of 4 answers. Head to head, Xodo leads in 3 questions, pdfFiller in 1, with 16 ties.
Head to head
| metric | pdfFiller | Xodo |
|---|---|---|
| score | 2 | 5 |
| questions won | 0 | 6 |
By assistant
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 |
Xodo
| assistant | score | named in, this week | usual spot, this week |
|---|---|---|---|
| ChatGPT | 3 | 5% of answers | #4.0 |
| Claude | 10 | 15% of answers | #5.7 |
| Gemini | not sampled this week | ||
| Perplexity | not sampled this week |
Where they differ
Only pdfFiller gets named for
nothing exclusive
Only Xodo gets named for
- What's the best PDF editor app for iPhone or Android?
- What are the best alternatives to PDFgear?
- What are the best alternatives to PDF-XChange Editor?
- What are the best alternatives to Adobe Acrobat?
- What are the best PDF editors?
- What's the best free PDF editor?
More comparisons
- PDFescape vs pdfFiller
- Canva vs pdfFiller
- DocHub vs pdfFiller
- Google Drive vs pdfFiller
- PDF Candy vs pdfFiller
- Microsoft Word vs Xodo
Not sold on either?
Scores count how often each assistant names a product, weighted by position. How the score works · Full PDF editors leaderboard