Upload Your PDF
We detect every font in your document automatically.
Font replacement
FontSwap — Replace PDF Fonts Online Free
Upload a PDF, see its fonts, pick replacements, and download the result. Free, no login required.
Swap embedded PDF fonts while preserving layout where possible. Review the preview before downloading the converted pages.
Font replacement is one step in broader automated PDF workflows that change approved files and let your team review the result.
📄
Drop your PDF here or browse
PDF files up to 10 MB · Preview your first 3 pages free
Your PDF is processed for this conversion only. See our privacy policy for document-handling details.
How It Works
Pick Replacements
Choose a Google Font or upload your own .ttf file. Map one font or many.
See the Result
Preview your first 3 pages — instantly. The layout stays intact, with text reflowed where necessary for the replacement font.
What you need
- One PDF file up to 10 MB.
- A PDF with embedded, replaceable text fonts.
- Google Fonts or custom
.ttfreplacements.
What you get
- A free preview of the first three pages in your browser.
- The complete converted PDF by email, when you choose email delivery.
Where results can vary
- Scanned, image-only, or outlined text has no font to replace.
- Some embedded fonts are not exposed for replacement.
- Different font metrics can reflow text or produce conversion warnings.
See the kind of change to expect
Before and after font replacement
This existing PDFDancer example shows the source document beside its replacement so you can compare typography, spacing, and line reflow before uploading your own file.
View the font-changing demo
Powered by PDFDancer — the engine that preserves document layout where possible while reflowing text when replacement font metrics require it.