Stirling PDF pricing
Stirling PDF is free and open source. Free plan: $0, open-source edition.
Open sourceSelf-hostablePrices last checked Oct 29, 2026
Stirling PDF plans and prices
Every line links to the page it came from. Prices are what Stirling PDF publishes; taxes, currency and regional pricing can change what you pay.
Stirling PDF pricing facts
1 of 1 verified- Free plan
- $0, open-source edition
- Checked Oct 29, 2026stirlingpdf.com(opens source in a new tab)
- “Free The open-source PDF editor for individuals $ 0”
Stirling PDF alternatives by price
Starting prices from each app's own site, ranked by our alternatives score.
| App | Pricing | Price | Free plan |
|---|---|---|---|
 Smallpdf | Free plan + paid | — | Yes, after the trial |
 iLovePDF | Free plan + paid | — | Core tools, limited use |
 RevPDF | Free plan + paid | $9.99 one-time (mobile Premium) | Yes, free on desktop |
 PDF24 Tools | Free | — | — |
 PDFsam | Open source | — | — |
 Adobe Acrobat | Paid | — | No |
Stirling PDF pricing: common questions
Is Stirling PDF free?
Yes, Stirling PDF is free to use.
How much does Stirling PDF cost?
Free plan: $0, open-source edition, according to stirlingpdf.com (checked Oct 29, 2026). Prices can vary by country and billing period.
What are free alternatives to Stirling PDF?
Free or freemium alternatives include PDF24 Tools, PDFsam, Smallpdf and iLovePDF. Open-source options: PDFsam.