Choose the Right PDF SDK
Apryse (PDFTron) vs. Pdftools
Apryse does a great job, but for enterprise-grade PDF archiving, low memory usage, and intelligent MRC compression — plus predictable, developer-friendly pricing — developers choose Pdftools’ all-in-one PDF SDK.
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Enterprise-Grade Archiving
Most Accurate and Reliable PDF Archiving
Preserve PDFs with confidence with deterministic output, full fidelity of fonts, images, and metadata, minimal errors, and near-Apryse speed — ideal for compliance, auditing, and intelligent document processing workflows.
Low Memory Usage
Blazing-Fast PDF Processing with Minimal Memory
Handle high-volume PDFs and document processing tasks reliably while matching Apryse’s speed — optimized for enterprise-scale workflows.
Intelligent MRC PDF Compression
Smaller PDFs with Maximum Accuracy
Compress PDFs efficiently with pixel-accurate precision and lightning-fast processing at scale.
Leader in Memory Efficiency
Pdftools delivers fast, reliable PDF conversions while keeping memory usage low — tested across a wide range of files
Pdftools vs. Apryse: Full PDF Power at a Smarter Cost
The Pdftools SDK matches nearly all Apryse capabilities while offering a predictable, developer-friendly cost — ideal for high-volume, compliance-focused PDF workflows
Pdftools
Apryse
Annotations
File attachments
Freehand drawings
Shapes
Stamps
Sticky notes
Text markups
Archiving
Archive image to accessible PDF/A
Archive PDF to PDF/A-1
Archive PDF to PDF/A-2
Archive PDF to PDF/A-3
Archive PDF to PDF/A-4
Archive PDF to TIFF
Validation of PDF/A conformance
Supported conformance levels: b (basic), a (accessibility), u (unicode)
Compression and Optimization
Compress and optimize PDF data structures
Compress and optimize images
Optimize page content
Optimize fonts
Conversion
PDF to image
Image to PDF
PDF to PDF/A
See "Archiving" for more information
PDF to Word
Word to PDF
With Conversion Service
PDF to HTML
HTML to PDF
With Conversion Service
CAD to PDF
Editing and Redaction
Add an image / image mask
Add or edit form fields (general text, comb text, check box, radio button, combo box, list box)
Add or edit content (text, images, vector graphics)
Flatten forms, edit metadata
Redact sensitive content in images
Remove individual characters (glyphs)
Remove content
Remove pages
Extraction
Extract images
Extract signatures
Extract text
Extract metadata
OCR for scanned PDFs
Available in the 3-Heights® product
Merging and Splitting
Merge dcouments
Merge and split combined
Split documents
Printing and Layout
Flatten form fields
Place multiple pages onto one page
Print PDFs
Available in the 3-Heights® product
Set page dimensions, orientation and layout
Singing and Security
Certify a PDF document
Create a signature visual appearance
Digital signature
Embed long-term validation (LTV) information
Encrypt and decrypt a PDF document
Secure PDF documents
Timestamping
Validate signatures in a signed PDF document
Performance
Batch processing capable
Cloud deployment capable
Fast rendering
High-volume processing
Low memory usage
Other
Accessibility compliance checks
Create and fill forms
Generate a PDF from scratch
Manage metadata
Validate PDF conformance
Take the next step with the Pdftools SDK
Join teams worldwide building with Pdftools. Start for free and take control of your document management.
