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Tech riderRev. 29 Sept 2026

MuPDF

Ch 027.9of 26 PDF Readers
  1. 1Runs onAndroid, iOS, Linux, Mac, self-hosted, Web, Windows
  2. 2CostsFree plan · paid from $299/mo
  3. 3Annotation toolsYes
  4. 4Platform supportcross-platform
4 lines stated Written from the maker's own pages: webviewer.mupdf.com, artifex.com
Visit site Alternatives
The MuPDF homepage

Overview

MuPDF is ranked #2 of 26 in PDF readers on Specifiction. It runs on Android, iOS, Linux, macOS, Self-hosted, Web, Windows. There is a free plan. Paid plans start at $299/mo.

MuPDF plans and pricing

All plans
Commercial $299/mo The page also says “Save 30% with Annual” but does not show the annual amount. One domain per license · One preview domain for testing webviewer.mupdf.com · 24 Sept 2026
Enterprise Not published One preview domain for testing webviewer.mupdf.com · 24 Sept 2026
AGPL License Free Unlimited distribution with requirements · Full source code disclosure · No support · AGPL-compliant use artifex.com · 29 Sept 2026
OEM Distribution License Not published Unlimited distribution · No code disclosure · Annual distribution reporting · Support available · Per-copy cost with quarterly minimum fee artifex.com · 29 Sept 2026
Subscription License Not published Unlimited distribution · No code disclosure · Annual distribution reporting (not required for internal use) · Support available · Per-copy cost with quarterly minimum fee artifex.com · 29 Sept 2026

Compared on PDF readers

Free plan
Yeswebviewer.mupdf.com
Annotation tools
Yeswebviewer.mupdf.com
Platform support
cross-platformwebviewer.mupdf.com

Facts

Purpose
MuPDF is a fast, embeddable SDK for managing PDF and other document formats.mupdf.com · 29 Sept 2026
Document operations
MuPDF supports viewing, editing, extracting, signing, rendering, redacting, annotating, splitting, merging, compressing, and converting documents.mupdf.com · 29 Sept 2026
Input formats
Listed input formats include PDF, ePUB, PNG, JPG, BMP, TIFF, GIF, SVG, PNM/PAM, CBZ, and XPS.mupdf.com · 29 Sept 2026
Output formats
Listed output formats include PDF, text, HTML, PostScript, PCL5/PCLM, PWG/CUPS, proofing, PNG, SVG, and PNM/PAM.mupdf.com · 29 Sept 2026
Developer bindings
The site lists MuPDF Core, PyMuPDF, MuPDF.js for Node.js, JavaScript and TypeScript, and MuPDF.NET for C#.mupdf.com · 29 Sept 2026
Deployment
Artifex describes MuPDF as suitable for desktop, cloud/server, or embedded projects through its core API.artifex.com · 29 Sept 2026
Licensing
The open-source release is AGPL-licensed, and embedding MuPDF in a product may require a commercial license.mupdf.com · 29 Sept 2026
AGPL restriction
The licensing page says server-based use of the open-source software requires disclosing the application source code to users interacting with it.artifex.com · 29 Sept 2026
Commercial licensing
Commercial licenses offer ownership and control of products without AGPL code disclosure and include technical support and free upgrades.artifex.com · 29 Sept 2026
Security reporting
Artifex asks researchers to report MuPDF vulnerabilities confidentially through its secure reporting system and requests 90 days of confidentiality while it works to resolve them.mupdf.com · 29 Sept 2026
Security standard
Artifex states that it adheres to ISO/IEC 29147:2018 for vulnerability disclosure.mupdf.com · 29 Sept 2026
Support
Open-source users can seek community help through Discord and the bug tracker, while commercial license holders can contact technical support by replying to their introductory email.artifex.com · 29 Sept 2026
Company history
Artifex says MuPDF emerged in 2011 as a fast PDF management library with multi-language support and a lightweight footprint.artifex.com · 29 Sept 2026
Company identity
The MuPDF site identifies Artifex Software Inc. as the copyright holder.mupdf.com · 29 Sept 2026

Best MuPDF alternatives

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All accessCh 01 Foxit PDF Reader Free planFree trialAndroid Free to start8.1 All accessCh 03 KDAN PDF Free planAndroidiOS from $5/mo7.6 All accessCh 04 StarForce Reader Free planAndroidiOS Free to start7.6 All accessCh 05 Okular Free planLinuxMac Free to start7.5 All accessCh 06 Javelin PDF Reader Free planAndroidiOS Free to start7.4 All accessCh 07 Adobe Scan Free trialAndroidiOS 7.2

Where it ranks on Specifiction

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Sources