Comparison

Smallpdf vs Stirling-PDF

No leader: the top candidate Stirling-PDF has only 0.16 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Smallpdf46
Stirling-PDF57
Score
Vioscale score
Smallpdf46 / 100medium · 55%
Stirling-PDF57 / 100low · 16%
Pricing
Free tier
Smallpdf
Stirling-PDF
Model
Smallpdffreemium
Stirling-PDFopen_source
Price level
Smallpdflow
Stirling-PDFfree
Transparent
Smallpdf
Stirling-PDF
Integrations
Count
Smallpdf5
Stirling-PDF
Adoption
Dependent repos
Smallpdf
Stirling-PDF0
Github stars
Smallpdf
Stirling-PDF90,481
Activity
Commits last 30d
Smallpdf
Stirling-PDF100
Release
Cadence days
Smallpdf
Stirling-PDF6
History
Smallpdf
Stirling-PDF20 items
Language
Primary
Smallpdf
Stirling-PDFJava
Market
Availability
Stirling-PDF

Capabilities

Feature-by-feature on the axes that matter for pdf editors. “-” means undocumented, not absent.

Capabilities
Deployment model
SmallpdfCloud saas
Stirling-PDF-
Base text and image editing within PDF
Smallpdf
Stirling-PDF-
Page merging extraction and splitting
Smallpdf
Stirling-PDF-
OCR optical character recognition scanning
Smallpdf
Stirling-PDF-
Permanent blackout redaction engine
Smallpdf
Stirling-PDF-
Password protection and encryption
Smallpdf
Stirling-PDF-
Interactive form field creation
Smallpdf
Stirling-PDF-
Digital signature certification enforcement
Smallpdf
Stirling-PDF-
Microsoft office docx xlsx conversion
Smallpdf
Stirling-PDF-
File size compression engine
Smallpdf
Stirling-PDF-
SOC2 type ii
Smallpdf
Stirling-PDF-
ISO 27001
Smallpdf
Stirling-PDF-
Pricing model
SmallpdfFreemium
Stirling-PDF-

What each one is

The product in its own terms, so the numbers below have context.

Smallpdf

A cloud-based PDF software platform providing over 30 tools for document conversion, compression, editing, e-signing, and file management. Available via web, desktop application, and mobile apps with a freemium pricing model.

Independently observed

Stirling-PDF

A versatile PDF platform offering editing, signing, redaction, and conversion capabilities. Can run as a standalone desktop application, in a web browser, or deployed on private servers, with REST APIs for integration and workflow automation.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Smallpdf

SubscriptionFree tier7-day trial

Freemium model with paid subscription tiers billed annually.

  • FreeFree
    • 30+ document management tools
    • Limited document downloads
    • Limited mobile app access
    • Limited Sign.com access
  • ProBilled annually
    • Unlimited access to 30+ tools
    • Unlimited document downloads
    • Edit Text, OCR, and more
    • Strong Compression
    • Unlimited AI-powered tools
    • +2 more
  • TeamPer-seat billed annually
    • Everything in Pro
    • Special discounted pricing
    • Priority customer support
    • Centralized billing
    • Member access management
    • +1 more
  • BusinessContact sales
    • Everything in Pro for Teams
    • Custom pricing
    • Flexible payment options
    • Dedicated customer support
as of verify ↗

Stirling-PDF

Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Smallpdf
Stirling-PDF
macOS
Smallpdf
Stirling-PDF
Windows
Smallpdf
Stirling-PDF
Linux
Smallpdf
Stirling-PDF
CLI
Smallpdf
Stirling-PDF
Deployment
Cloud / SaaS
Smallpdf
Stirling-PDF
Self-hosted
Smallpdf
Stirling-PDF
On-premise
Smallpdf
Stirling-PDF
Hybrid
Smallpdf
Stirling-PDF

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Smallpdf

5 total
  • Google Drive
  • Dropbox
  • Google Chrome
  • Google Workspace
  • Sign.com
Independently observed

Stirling-PDF

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.