Advertise on PDF Universal

Sponsor PDF Universal: sidebar and mobile ad space on a free, privacy-first PDF tools site. Contact us to book a slot.

PDF Universal is a free, lightweight site for everyday PDF tasks. Visitors come to merge, split, compress and protect files — then leave. That makes a calm, useful place for a discreet sponsor message.

Available formats

  • Desktop: two side columns on wide screens, visible on every tool page.
  • On phones and smaller windows the columns hide; a compact strip under the header takes their place.

What sponsors do not get

We never share uploaded documents with advertisers, staff or AI. Ads stay in the reserved slots. Traffic is measured only with anonymous Google Analytics.

Contact us to book a slot

Frequently asked questions

No. Uploaded PDFs are never shared with advertisers, humans or AI. Ads are only shown in reserved slots on the page.

Write to us from this page. Tell us the period and format you prefer: desktop sidebar or mobile strip.