10 · PDF

AnnexPDF

AnnexPDF is the PDF all-rounder of the suite – read, annotate, edit, sign, protect and convert to PDF/A, all locally.

Included in Creative bundle, Office bundle and Complete bundle

Ten top features

What the app can do

01

Fast PDF viewer with text extraction

PDFium-based rendering, thumbnails, outline and searchable text layer.
02

Annotation layer

Text highlights, free-text, note and stamp annotations, comment list with review status and XFDF import/export.
03

Page operations

Merge, split, rotate, crop, reorder and delete PDFs – losslessly via the Rust core.
04

Read, fill and create AcroForm fields

Detect form fields, enter values, create new fields, flatten and import/export form values as XFDF/FDF/CSV.
05

Create and verify digital signatures

Sign PDFs with PKCS#12 certificates, cryptographically verify adbe.pkcs7.detached signatures and display the trust status.
06

AES encryption and redaction

Encrypt PDFs with AES-128 or AES-256, set password protection and permanently apply redaction annotations – including metadata sanitisation.
07

OCR text recognition

Recognise scanned pages on-device via Vision and write an invisible, searchable text layer into the PDF; preview with confidence colours.
08

PDF/A validation and creation

Check documents against PDF/A-1b, PDF/A-2u and PDF/X and convert to PDF/A-1b and PDF/A-2u, including re-validation.
09

Compare and measure documents

Compare two PDFs textually, including page size changes; measure distance, perimeter and area with calibration.
10

ZUGFeRD/Factur-X detection and creation

Detect embedded invoice XMLs, display CII metadata, export XML and create a PDF/A-3 with attachment from PDF + XML.

AnnexPDF is included in the Creative bundle, the Office bundle and the Complete bundle.