What PDFsam does

PDFsam (legally Sober Lemur S.r.l., an Italian limited liability company founded in 2006 by Andrea Vacondio) develops cross-platform desktop PDF manipulation software under a freemium model. The product portfolio comprises three offerings: PDFsam Basic, a free and open-source application (AGPL v3.0) for splitting, merging, extracting pages, rotating, and mixing PDFs, targeted at casual individual users; PDFsam Enhanced, a commercial professional PDF editor with subscription pricing that adds content editing, format conversion, form filling, digital signatures, 256-bit AES encryption, and an optional OCR module; and PDFsam Visual, a commercial visual PDF composition tool sold under a perpetual license model that offers drag-and-drop page organization, split-by-text content, PDF/A validation, compression, encryption, and grayscale conversion.

The technology stack combines Java/JavaFX for the Basic client and Electron for the Enhanced and Visual clients, all powered by an in-house Sejda PDF processing engine and a SAMBox fork of Apache PDFBox. A defining architectural choice is local-only processing: PDF files never leave the user's machine, eliminating server-side processing risk. The software supports Windows, macOS, and Linux and the website is localized in 12 languages, enabling global distribution.

Revenue is generated through PDFsam Enhanced annual subscriptions and PDFsam Visual perpetual licenses, supplemented by enterprise/B2B licensing paths (dedicated B2B landing pages exist for both commercial products), an education segment with dedicated pricing, and voluntary donations supporting Basic development. The company is privately held and bootstrapped, with no external funding, no parent company, and no disclosed revenue or headcount. Distribution is exclusively direct via pdfsam.org, with the founder personally maintaining the open-source components and community engagement.

Name

PDFsam

Legal name

Sober Lemur S.r.l.

Website

https://pdfsam.org

Company type

Private

Founded year

2006

Operating status

Operating

Short description

PDFsam (Sober Lemur S.r.l.) is an Italian software company offering free open-source and commercial desktop PDF applications for individual, professional, and enterprise users across Windows, macOS, and Linux worldwide.

Ownership category

akta.pro rank

Product category

Document Management Software

NAICS

Software Publishers (5132)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

eBook & Digital Reading Platforms (BPAMAJAK)

Keywords

• PDF management software
• PDF editing tools
• PDF merge split
• PDF document processing
• PDF utilities

Headquarters

HQ city

Bibbiano

HQ country

Italy

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Software

Cost components

Technology or R&D, Personnel, Operations, Marketing or Sales, Infrastructure

Revenue model

1. PDFsam Enhanced Subscriptions: Annual subscription model for PDFsam Enhanced professional PDF editor. Includes regular updates and support. Black Friday promotions offer 65% discount on Pro and Pro+ OCR tiers.
2. PDFsam Visual Perpetual Licenses: One-time purchase model for PDFsam Visual with perpetual license. Includes free updates for major version 6.x (keys starting with PV6). Black Friday promotions offer 40% discount.
3. Donations: Voluntary donations accepted to support PDFsam Basic development
4. Enterprise/B2B Licenses: Dedicated B2B and enterprise offerings for PDFsam Enhanced and Visual with potential for volume licensing and custom support arrangements

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels6 records

Core offering

PDFsam sells three cross-platform desktop PDF applications: PDFsam Basic (free, open-source under GNU AGPL v3.0) for splitting, merging, extracting pages, rotating and mixing PDF files; PDFsam Enhanced (commercial subscription) as a professional PDF editor for modifying, converting, reviewing, signing, filling forms and securing PDFs with OCR and 256-bit AES encryption; and PDFsam Visual (commercial perpetual license) as a visual PDF composition tool with drag-and-drop page organization, compression, crop, split-by-text, PDF/A validation and grayscale conversion. All three run locally on the user's Windows, macOS or Linux machine with no server upload.

Product overview

PDFsam (PDF Split and Merge) is a PDF management software suite developed by Sober Lemur S.r.l., offered in three distinct products: PDFsam Basic (free, open-source, AGPL v3.0) provides core split, merge, extract, rotate, and mix functionality for casual users; PDFsam Enhanced is the commercial professional PDF editor adding edit, convert, review, sign, fill forms, OCR, and digital signature capabilities; and PDFsam Visual is the premium visual composition tool offering drag-and-drop page organization, split by text content, PDF/A validation, compression, and grayscale conversion. All three products run locally on the user's computer with no server uploads, supporting Windows, macOS, and Linux. PDFsam Basic has been free and open source since 2006.

Differentiator

Problem solved

Functional benefit

Brands

• PDFsam Basic: Free and open-source desktop application to split, merge, extract pages, rotate and mix PDF files. Available for Windows, Mac and Linux.
• PDFsam Enhanced
• PDFsam Visual

Products and services

• PDFsam Basic Free, open-source cross-platform desktop application (GNU AGPL v3.0) for splitting, merging, extracting pages, rotating, and mixing PDF files. Built with Java/JavaFX, it runs locally on Windows, macOS and Linux with no server upload. Targeted at casual users who need ad-hoc PDF manipulation without watermarks, time limits or subscriptions.
• PDFsam Enhanced Commercial professional PDF editor (annual subscription, Electron-based) for modifying, converting, reviewing, signing, filling forms and securing PDF files. Includes OCR module (Pro+ OCR), digital signatures, 256-bit AES encryption, conversion to/from 300+ file formats, and integration with PDFsam Enhanced B2B offerings for enterprise volume licensing. Targeted at professional users who need advanced editing beyond simple split/merge.
• PDFsam Visual Commercial visual PDF composition tool (Electron-based, sold via one-time perpetual license with 14-day free trial) that lets users visually reorder, delete, split, merge, rotate, encrypt, decrypt, compress, crop, extract text, convert to grayscale, convert images to PDF, split by text content changes (e.g., invoice numbers), resize pages, and validate PDF/A conformance. Runs locally on Windows, macOS and Linux. Targeted at professional and B2B users with dedicated B2B landing pages for volume licensing.

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Wondershare PDFelement: PDFelement is a commercial cross-platform PDF editor with editing, OCR, conversion, and signing. It competes directly with PDFsam Enhanced in the professional and SMB segment with comparable feature parity and pricing.
• Soda PDF: Soda PDF is a desktop and web PDF suite offering edit, convert, OCR, e-sign, and create features. It directly competes with PDFsam Enhanced and Visual for individual professionals and SMBs seeking Adobe alternatives.
• iLovePDF: iLovePDF provides free and freemium online PDF tools (merge, split, compress, convert) plus a desktop app. It targets the same individual/casual and professional segments as PDFsam Basic and Enhanced, with overlapping feature sets and similar global reach.
• Nitro Software: Nitro PDF offers a desktop PDF editor with editing, conversion, e-signature, and enterprise volume licensing — directly comparable to PDFsam Enhanced and Visual. Both target professional and business users seeking Adobe alternatives.
• Sejda: Sejda offers online and desktop PDF tools (merge, split, edit, sign, OCR) under the same Sejda engine that PDFsam uses in its products. Both target individual and professional users with overlapping feature sets, though Sejda also operates as an SDK provider used by PDFsam itself.
• Foxit Software: Foxit PDF Editor is a long-established commercial PDF suite for Windows, Mac, and enterprise deployment. It overlaps with PDFsam Visual and Enhanced on editing, OCR, and form features, and competes for the same SMB/professional buyer.
• Smallpdf: Smallpdf is a popular cloud-based PDF tool suite offering merge, split, compress, convert, and edit. It directly competes with PDFsam Basic and Visual for casual and professional users, though delivered via web/app rather than desktop download.

Emerging players

• LibreOffice: LibreOffice Draw includes PDF editing and export capabilities as part of the open-source LibreOffice suite. While not a focused PDF tool, it overlaps with PDFsam Basic for users already in the open-source productivity ecosystem on Windows, Mac, and Linux.

Broad incumbents

• Kofax Power PDF: Kofax Power PDF (formerly Nuance) is an enterprise-focused PDF suite with editing, conversion, and document automation features. It competes with PDFsam's B2B offering in regulated and document-intensive industries.
• Adobe Acrobat: Adobe Acrobat is the dominant incumbent in PDF software, offering editing, signing, conversion, and collaboration. PDFsam explicitly benchmarks against Acrobat pricing (€28-30/month) and competes for the same individual professional and SMB segments, though Adobe operates as part of a broader Creative Cloud/Document Cloud portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/PDFsamOSS
• Facebookfacebook.com/PDFsplitandmerge

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about PDFsam