Inno Setup

Free#7 of 29 in Software Packaging ToolsApplication Deployment Software

Inno Setup: A mature choice for scripted, compressed and silent Windows EXE installers. Ranked #7 of 29 in Software Packaging Tools by our editors (8.5/10); pricing: Open source; best for mature free Windows EXE installers.

8.5/10Editor score

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At a glance

Editor score
8.5 / 10
Pricing
Open source
Best for
Mature free Windows EXE installers
Paid from
Free
Output formats
EXE installer
Founded
1997
Facts checked
20 Sep 2026

Where it wins
- Builds single-EXE installers for Windows x64 and Arm64 applications
- Combines IDE, command-line builds, scripting and silent installation modes
- Supports compression, signing, encryption, multilingual installs and uninstallers
Where it doesn't
- Focused on Windows rather than cross-platform packaging
- Advanced customization depends on Pascal scripting and preprocessor knowledge
- Commercial plans separate licensing and update terms by organization type

Our verdict on Inno Setup

Inno Setup is an open-source Windows installation builder for developers and organizations distributing applications to end users. It creates EXE installers for 32-bit, 64-bit and Arm64 applications, with administrative and non-administrative installation modes. Its scope covers the core work of Windows packaging: setup types, uninstallers, shortcuts, registry and INI entries, compression, digital signing, multilingual installs, and silent or very silent installation. The compiler IDE and command-line compiler also support both interactive authoring and build automation.

The feature depth is the main reason to consider Inno Setup. Installers can use Deflate, bzip2, or 7-Zip LZMA/LZMA2 compression, while Pascal scripting and a compile-time preprocessor provide room for customized installation logic. Encrypted and passworded installs are supported, as are digitally signed packages. Command-line compilation fits build pipelines, and the published category specifications include command-line, silent-install, CI/CD integration, and auto-update support. This makes the product a strong fit for teams that need more control than a basic installer wizard provides.

The licensing structure offers a free and open-source foundation alongside commercial options. The Single User and Team plans provide perpetual commercial licenses with two years of updates. Enterprise provides a perpetual commercial license with at least two years of updates, with extended update periods available. Inno Setup suits Windows-focused developers and organizations that want a mature EXE installer with scripting and deployment controls. Teams seeking packaging across multiple operating systems should choose a product with broader platform coverage instead.

Questions about Inno Setup

What does Inno Setup run on? Windows. It runs as a desktop app.

Does Inno Setup offer a money-back guarantee? Yes: 30 days.

Who is Inno Setup built for? Solo users, small businesses, mid-market companies and enterprises (our editorial estimate).

Your product? Our editors can test Inno Setup in depth and publish a review, labelled as paid · from $149/mo →

Inno Setup pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on jrsoftware.org

All 3 Inno Setup plans and prices →

Inno Setup fact sheet

Free plan	Not verified
Paid from	Free
Target platforms	Windows
Output formats	EXE installer
Command-line packaging	Yes
Silent installation	Yes
Auto-update support	Yes
Delta updates	Not verified
CI/CD integration	Yes
Money-back guarantee	30 days
Deployment	Desktop
Platforms	Windows
Support	Community
Built for	Solo, Small business, Mid-market, Enterprise (editorial estimate)
Pricing	Open source (source)
Website	jrsoftware.org
Facts checked	20 Sep 2026

Alternatives to Inno Setup

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Inno Setup vs the competition

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Also Ranked In

Inno Setup is ranked in 2 of our directories.

#38Application Deployment Software43 tools ranked

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Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026

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Last updated 14 Nov 2026 · How we research and update