Overlay PDFs
Layer one PDF over another
Base PDF
Overlay PDF
Overlay Settings
Combine two PDFs by overlaying one on top of another. ConvertedPDF's overlay tool lets you add letterheads, backgrounds, watermarks, or any other content layer to existing documents. Perfect for adding company branding, backgrounds, or template elements.
Choose which PDF goes on top, adjust transparency, and control positioning. Create professional documents by adding headers, footers, or decorative elements without editing the original content.
Why Use Our Overlay PDFs Online for Free?
Who Uses This Tool?
Trusted by professionals across industries for their daily document needs
Letterhead Addition
Add company letterhead to documents. Apply branding templates. Create professional documents.
Background Addition
Add decorative backgrounds. Apply themed designs. Create visually appealing documents.
Certificate Creation
Add certificate borders. Apply achievement designs. Create professional certificates.
Form Templates
Add form templates to content. Apply structure to documents. Create fillable forms.
Watermark Patterns
Add complex watermark patterns. Apply security overlays. Protect documents.
Document Branding
Add logos and branding. Apply corporate identity. Standardize document appearance.
How It Works
Get started in three simple steps
Upload PDFs
Upload the base document and the overlay PDF.
Configure Overlay
Choose layer order, position, and opacity settings.
Download Result
Download your combined PDF with overlay applied.
Powerful Features
Everything you need, nothing you don't
Layer Control
Choose which PDF appears on top.
Opacity Settings
Adjust transparency of overlay layer.
Position Control
Align overlay precisely on page.
Page Matching
Apply single overlay to all pages or match page by page.
Repeat Options
Tile or stretch overlay to fit.
Preserve Content
Original content remains intact.
Frequently Asked Questions
Quick answers to common questions
Which PDF goes on top?
You choose. Typically letterhead/background is bottom layer and content is top layer, but reverse for some effects.
Can I add a letterhead to multiple pages?
Yes, apply a single-page overlay to all pages, or match page by page if your letterhead has different even/odd pages.
What about transparency?
Adjust overlay opacity from 0% (invisible) to 100% (opaque). Useful for watermark effects.
Will text be searchable in the result?
Yes, text from both PDFs remains searchable. Layers are merged but content properties preserved.
Can I overlay on specific pages only?
Yes, specify which pages should receive the overlay. Others remain unchanged.
What if page sizes don't match?
Choose to scale overlay to fit, center it, or position it manually. Multiple alignment options available.
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