PDF Annotator vs Xodo PDF Studio (2026): which should you pick?

Pick PDF Annotator if

• Fits if you mark up and sign PDFs by pen on Windows
• Works for people who measure on plans in PDFs

Look elsewhere if

• Skip it if you use a Mac or phone, as it is Windows only
• Not for you if you need to edit existing text, which the pages read do not list
• Watch out: the license covers version 10, and a later major version needs an upgrade or Upgrade Assurance at $39.94
• Watch out: prices exclude VAT and volume pricing needs a quote

Pick Xodo PDF Studio if

• Fits if you want an offline editor on Linux as well as Windows and Mac
• Works for people who need batch actions and document comparison

Look elsewhere if

• Pricey if you pay monthly, at $19.99 against $9.99 billed yearly
• Tight if you want a free option, because the demo watermarks saved files
• Watch out: the trial needs a credit card
• Skip it if you want a browser or phone version, as Xodo Web is a separate product
• Watch out: Qoppa's older pages still show an old sale banner and a coupon placeholder

PDF Annotator

• It runs on Windows only; there is no Mac, mobile or browser version.
• The license covers version 10; a later major version needs an upgrade purchase or Upgrade Assurance.
• Prices exclude VAT, and volume pricing needs a quote for purchase orders.
• It is built for marking up and organizing pages, and the pages read do not list editing of existing text.

Xodo PDF Studio

• There is no free version; the downloadable demo puts watermarks on saved documents.
• The free trial needs a credit card.
• Desktop only: there is no browser or mobile edition inside this plan, and Xodo Web is a separate product.
• Qoppa's own pages now point to Xodo, and its older sale banner and coupon placeholder still show.

PDF Annotator

Pen, text and highlighter

Write by hand or type comments directly on a PDF, and mark passages with a text marker.

Shapes, stamps and images

Arrows, lines, rectangles and circles, more than 330 predefined stamps, date and signature stamps, and inserted images.

Measuring tools

Dimension distances and areas and measure angles on PDF plans or technical drawings.

Formula editor

Creates and edits scientific formulas, with LaTeX support.

Create and combine PDFs

A virtual PDF printer creates PDFs from other applications, and pages can be inserted, merged and reordered.

Full-screen presentation

Presents PDFs full screen, with annotation tools available while presenting.

Xodo PDF Studio

Content editing

Edit text and images inside a PDF, add watermarks, headers and footers, and design interactive forms.

OCR and scanning

Scan to PDF and turn scanned pages and images into searchable text with built-in OCR.

Security and redaction

Password-protect files, sign them digitally, redact content and sanitize hidden data.

Batch and Action Wizard

Process many PDFs at once and automate repeated tasks with the Action Wizard.

Conversion and comparison

Convert to and from Microsoft Office files and HTML, and compare two PDFs with an overlay.

Standards support

Supports PDF 2.0 and the PDF/A, PDF/X and PDF/UA standards, with print and prepress tools.

PDF Annotator

• License$79.95

  one-time per user, for 1 to 4 users

  Perpetual license for version 10 with free updates within that version; volume prices fall to $23.95 per user at 1,000 or more.

• Upgrade Assurance$39.94

  for 2 years per user, one-time

  Optional add-on covering 2 years of all updates, including major ones, and priority support tickets.

Xodo PDF Studio

• Yearly subscription$9.99

  per month, billed annually ($119.88 a year)

  60+ professional tools on desktop, usable offline on Windows, macOS and Linux.

• Monthly subscription$19.99

  per month, billed monthly

  The same desktop editor with no yearly commitment.

• Perpetual license$240

  one-time purchase per user

  Pay once and keep the editor; the pricing page offers 1, 2 or 3 year support periods.

PDF Annotator

• Education

  Student and faculty licenses

  The shop page has separate Student Licenses and Faculty Licenses tabs; prices are shown there.

Xodo PDF Studio

• Annual discount

  Save $120 a year with yearly billing

  Xodo's PDF Studio page lists $9.99 a month on the yearly plan against $19.99 monthly, a saving of $120 a year.

• Other savings

  Volume discounts for teams

  Xodo says volume discounts are available for teams and enterprises, and offers custom quotes.