PDF editors · #17 of 19 · ↑ Xodo · ↓ PDFescape
pdfFiller
sampled: 3 of 4 assistants this week
pdfFiller barely registers on AI assistants' radar, showing up in just 3 of 68 answers across the PDF editors category. Its overall score sits at 4 out of 100, with Perplexity giving it 11 while ChatGPT and Claude both score it 0. When it does get a mention, it's a single nod each for the best browser-based PDF editor, the best tool to fill in and sign a PDF form, and the best PDF editor app for iPhone or Android. It goes unmentioned for redaction, PDF summarising or chat, OCR, page merging and splitting, and open-source tools.
this is mine claim it, free, forever. We also check whether ChatGPT and Claude can read pdffiller.com.
Who's talking about you
| 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 | 11 | 15% of answers | #3.3 |
Questions you win
| question | named in | best spot |
|---|---|---|
| What's the best PDF editor app for iPhone or Android? | 1 of 4 | #2 |
| What's the best tool to fill in and sign a PDF form? | 1 of 4 | #3 |
| What's the best online PDF editor that works in the browser? | 1 of 4 | #5 |
Questions you lose
| question | who got named instead |
|---|---|
| What are the best PDF editors? | Adobe Acrobat, Foxit, Nitro PDF |
| What's the best free PDF editor? | PDFgear, Sejda, Stirling PDF |
| What's the best alternative to Adobe Acrobat? | Foxit, Nitro PDF, PDFgear |
| What's the best PDF editor for Windows? | Adobe Acrobat, Foxit, PDF-XChange Editor |
| What's the best PDF editor for Mac? | Preview, PDF Expert, Nitro PDF |
| Which PDF editor is best value for a small business? | Nitro PDF, Foxit, PDF-XChange Editor |
| Which PDF tool is best for privacy and sensitive documents? | Stirling PDF, PDF-XChange Editor, PDFgear |
| What are the best PDF editors in 2026? | Adobe Acrobat, PDFgear, Foxit |
| What's the best tool to merge, split and reorder PDF pages? | PDFsam Basic, Adobe Acrobat, Stirling PDF |
| What's the best tool to convert a PDF to Word or Excel? | Adobe Acrobat, ABBYY FineReader |
| What's the best tool to compress a large PDF? | Adobe Acrobat, iLovePDF, Wondershare PDFelement |
| What's the best OCR tool to make a scanned PDF searchable? | ABBYY FineReader, Adobe Acrobat |
| What's the best tool to redact or remove sensitive text from a PDF? | Adobe Acrobat, Foxit, PDF-XChange Editor |
| What's the best open-source or self-hosted PDF tool? | Stirling PDF |
| What's the best tool to edit a PDF without a subscription? | PDFgear, PDF24, Sejda |
| What's the best tool to extract tables or data from a PDF? | Adobe Acrobat |
| What's the best AI tool to summarise or chat with a PDF? | Adobe Acrobat |
Assistants cited 15 pages for questions in this category that name your rivals and not you. Claim to see them. See all sources for PDF editors.
In their words
- Perplexity“For a browser-based alternative, rankings in 2026 often place Smallpdf near the top for fast fill-and-sign use, while pdfFiller is a stronger choice if you want cloud workflows and more automation.”
- Perplexity“The best PDF editor app depends on what you need most, but PDF Expert is the strongest all-around pick for iPhone users, while pdfFiller is the best cross-platform option if you want the same app on iPhone and Android.”
- Perplexity“Best for advanced business features: Adobe Acrobat Online and pdfFiller — both are browser-based and positioned as stronger options for more demanding workflows.”
Closest rivals
- pdfFiller vs PDFescape2
- pdfFiller vs PDFsam Basic6
- pdfFiller vs UPDF2
- pdfFiller vs Xodo6
- pdfFiller vs Wondershare PDFelement7
All pdfFiller alternatives · Full PDF editors leaderboard · Sources