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Ketarin

Free#20 of 29 in Software Update Tools

Ketarin: A flexible open-source choice for maintaining custom Windows installers. Ranked #20 of 29 in Software Update Tools by our editors (7.1/10); pricing: Open source; best for power users managing custom Windows installers.

7.1/10Editor score

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At a glance

Editor score
7.1 / 10
Pricing
Open source
Best for
Power users managing custom Windows installers
Paid from
Free
Operating systems
Windows-only
Facts checked
21 Sep 2026

Where it wins
- User-defined rules and regular expressions support custom download sources.
- Silent installs, commands, and scripts support repeatable update workflows.
- Portable use, XML profiles, batch operations, and scheduled scans add flexibility.
Where it doesn't
- Windows-only, with no support for macOS or Linux.
- Maintains setup packages rather than directly updating installed software.
- Scheduled operation relies on command-line use rather than a dedicated scheduling page.

Our verdict on Ketarin

Ketarin is an open-source Windows desktop application for monitoring software download pages and maintaining current setup packages. It suits power users, administrators, and technical teams that need to collect installers locally, apply custom download logic, and keep installation files organized. The tool can monitor web pages for changes, download updated packages, and store files in specified locations. It is designed for installer maintenance rather than direct updates to software already installed on a computer.

Its main strength is the control it gives over custom workflows. Users can define download rules with regular expressions, use predefined setup instructions, copy files, and run custom commands after downloads. Silent installations and command-line options support repeatable deployment tasks, while batch, C#, and PowerShell scripts extend the workflow for more involved operations. Applications can be grouped into user-defined categories and installation lists, and profiles can be imported or exported as XML. These features make Ketarin a practical fit when standard update catalogs do not cover a particular application or download page.

Ketarin also fits portable maintenance workflows: it runs without installation and can use a database from a USB drive. Bulk operations, custom application support, and scheduled scans add useful range, with scheduled operation handled through command-line use. Its focus is deliberately narrow, however. The platform is Windows-only, and the documented integration is FileHippo. It also maintains setup packages rather than acting as a general installed-software updater. Choose Ketarin when custom rules, scripts, silent installs, and local installer storage matter more than a broad cross-platform catalog. Choose an alternative if you need macOS or Linux support, direct application updating, or a wider integrated ecosystem.

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

Ketarin pricing

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

See plans on ketarin.org

Ketarin fact sheet

Free plan	Not verified
Paid from	Free
Operating systems	Windows-only
Silent installation	Yes
Bulk app updates	Yes
Custom app support	Yes
Portable version	Yes
Scheduled scans	Yes
Update rollback	Not verified
Deployment	Desktop
Platforms	Windows
Support	Community, Docs
Built for	Solo, Small business (editorial estimate)
Integrations	1 integrations: FileHippo
Pricing	Open source
Website	ketarin.org
Facts checked	21 Sep 2026

Ketarin integrations

Ketarin lists 1 integrations on its own site.

FileHippo

Alternatives to Ketarin

See all Ketarin alternatives →

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The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Ketarin for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.

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Featured on iTechGuides

Ketarin is listed in our Software Update Tools directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update