Best Online Image Converter Alternatives in 2026
Updated
20 apps from image converter software ranked against Online Image Converter on the same published basis.
- 1Online Image Converter vs Convertio
- 2Online Image Converter vs Aspose.Imaging
- 3Online Image Converter vs XnConvert
- 4Online Image Converter vs ImageMagick
- 5Online Image Converter vs reaConverter
- 6Online Image Converter vs Converseen
- 7Online Image Converter vs libvips
- 8Online Image Converter vs Pillow
- 9Online Image Converter vs Light Image Resizer
- 10Online Image Converter vs BatchPhoto
- 11Online Image Converter vs Sharp
- 12Online Image Converter vs ImageCool Converter
- 13Online Image Converter vs Pixillion Image Converter
- 14Online Image Converter vs GraphicsMagick
- 15Online Image Converter vs ImageOptim
- 16Online Image Converter vs Photopus
- 17Online Image Converter vs Image Converter Plus
- 18Online Image Converter vs Universal Image Converter
- 19Online Image Converter vs AutoImager
- 20Online Image Converter vs Zamzar API
Online Image Converter alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Convertio | 9.0 | No | $6.99/mo | Android, API, Browser, iOS, Linux, Mac, Web, Windows |
| 2 | Aspose.Imaging | 8.7 | Free plan | Free | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 3 | XnConvert | 8.2 | Free plan | Free | Linux, Mac, Windows |
| 4 | ImageMagick | 8.0 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 5 | reaConverter | 7.5 | No | $4.08/mo | API, Browser, Web, Windows |
| 6 | Converseen | 7.5 | Free plan | Free | Linux, Mac, Windows |
| 7 | libvips | 7.4 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 8 | Pillow | 7.3 | Free plan | Free | Linux, Mac, Windows |
| 9 | Light Image Resizer | 7.1 | No | — | Windows |
| 10 | BatchPhoto | 7.0 | No | — | Mac, Windows |
| 11 | Sharp | 6.9 | No | — | API, Linux, Mac, self-hosted, Windows |
| 12 | ImageCool Converter | 6.4 | Free plan | Free | Windows |
| 13 | Pixillion Image Converter | 6.3 | No | — | Windows, Mac |
| 14 | GraphicsMagick | 6.3 | No | — | Windows, Mac, Linux |
| 15 | ImageOptim | 6.2 | No | $12/mo | API |
| 16 | Photopus | 6.1 | No | — | Windows |
| 17 | Image Converter Plus | 5.9 | No | — | Windows |
| 18 | Universal Image Converter | 5.9 | No | — | Windows |
| 19 | AutoImager | 5.8 | No | — | Windows |
| 20 | Zamzar API | 5.8 | No | — | — |
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Questions about Online Image Converter alternatives
What is the best alternative to Online Image Converter?
Convertio, number 1 in image converter software with a score of 9.0 out of 10. The others here: Aspose.Imaging, XnConvert, ImageMagick and 16 more.
What is the best free alternative to Online Image Converter?
Aspose.Imaging is the best-ranked alternative with a free plan. 7 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.