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Universal Image Converter

Free#23 of 36 in Image Converter Software

Universal Image Converter: A free Windows converter with batch processing, GUI, and command-line workflows. Ranked #23 of 36 in Image Converter Software by our editors (6.5/10); pricing: Free plan; best for users wanting a simple free Windows converter.

6.5/10Editor score

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Universal Image Converter6.5 Visit site

At a glance

Editor score
6.5 / 10
Pricing
Free plan
Best for
Users wanting a simple free Windows converter
Free plan
Yes
Paid from
Free
Batch conversion
Yes
Facts checked
21 Sep 2026

Where it wins
- Converts JPG, PNG, WEBP, TIFF, BMP, HEIC, and ICO files
- Supports drag-and-drop, file-browser, and batch folder conversion
- Offers both graphical and command-line interfaces
Where it doesn't
- Windows-focused rather than cross-platform
- Does not include resize tools or color mode conversion
- No API access or browser-based app

Our verdict on Universal Image Converter

Universal Image Converter is a free, open-source desktop application from Jesikurr for converting images between JPG, PNG, WEBP, TIFF, BMP, HEIC, and ICO. It is intended for Windows users who need local format conversion without a browser-based service or hosted API. Input can be added through drag-and-drop or a file browser, while custom output naming helps organize converted files. The project includes a Windows-compatible executable and can also be run with Python.

Its strongest fit is batch-oriented local work. The graphical interface supports individual conversions, while the command-line interface extends the workflow to individual or batch conversions. Batch folder conversion is included, making the product more suitable for repeated format changes than a converter limited to one file at a time. Dark and light themes provide a choice of interface appearance, and the open-source model allows the application to remain free for this use case.

The scope is deliberately narrow. Universal Image Converter handles format conversion but does not provide resize tools, color mode conversion, or API access. It is also a desktop application rather than a web app, with Windows listed as its platform. Choose it for straightforward, local conversion across common image formats, especially when batch folders or command-line operation matter. Users who need image resizing, color workflow controls, programmatic API integration, browser access, or broader platform coverage should choose a different tool.

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

Universal Image Converter pricing

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

See plans on github.com

Universal Image Converter fact sheet

Free plan	Yes
Paid from	Free
Batch conversion	Yes
Image resizing	No
Color mode conversion	No
API access	No
Desktop application	Yes
Web application	No
Supported formats	Not verified
Deployment	Desktop
Platforms	Windows
Support	Docs
Built for	Solo, Small business (editorial estimate)
Pricing	Free plan
Website	github.com
Facts checked	21 Sep 2026

Alternatives to Universal Image Converter

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Featured on iTechGuides

Universal Image Converter is listed in our Image Converter Software 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