Best Image Converter Software in 2026
Updated
In short: Aspose.Imaging is ranked #1 of 36 as of 7 October 2026, ahead of XnConvert and Converseen. The best-ranked option with a free plan is XnConvert. The lowest first paid tier on this page is reaConverter at $4.08/mo.
Image converter software is useful when you need to change formats, resize images, or convert batches of files. Compare supported formats with batch conversion, color mode conversion, and image resizing to see which listed capabilities match your work. Aspose.Imaging, XnConvert, and Converseen are among the options. Access also varies: check whether a desktop application, web application, or API access fits your workflow. Free-plan availability and paid-from pricing offer additional points of comparison. If you handle a mix of image types or need to process files in different ways, these details can help you narrow down the choices.
36 image converter software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
9 of the 25 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 1 | Aspose.ImagingWeb · Windows · Mac · Linux · Android · iPhone · Self-hosted · API | Three bars | — | 6 of 6 | Free | 6.8 | |
| 2 | XnConvertWindows · Mac · Linux | Three bars | — | 3 of 6 | Free | 6.6 | |
| 3 | ConverseenWindows · Mac · Linux | Three bars | — | 3 of 6 | Free | 6.5 | |
| 4 | GraphicsMagickWindows · Mac · Linux · Self-hosted · API | Three bars | — | 3 of 6 | Free | 6.5 | |
| 5 | ImageMagickWindows · Mac · Linux · Self-hosted · API | Three bars | — | 3 of 6 | Free | 6.5 | |
| 6 | libvipsWindows · Mac · Linux · Self-hosted | Three bars | — | 3 of 6 | Free | 6.5 | |
| 7 | PillowWindows · Mac · Linux | Three bars | — | 3 of 6 | Free | 6.5 | |
| 8 | ImageCool ConverterWindows | Two bars | — | 1 of 6 | Free | 6.4 | |
| 9 | PhotopusWindows | Two bars | — | 1 of 6 | Free | 6.4 | |
| 10 | ConvertioWeb · Windows · Mac · Linux · Android · iPhone · API · Extension | Two bars | — | — | 6 of 6 | $6.99/mo | 5.8 |
| 11 | SharpWindows · Mac · Linux · Self-hosted · API | Two bars | — | — | 3 of 6 | — | 5.6 |
| 12 | reaConverterWeb · Windows · API · Extension | One bar | — | — | 2 of 6 | $4.08/mo | 5.5 |
| 13 | ImageOptimAPI | One bar | — | — | 0 of 6 | $12/mo | 5.4 |
| 14 | Online Image ConverterWeb | One bar | — | — | 1 of 6 | — | 5.4 |
| 15 | CyanWindows · Mac · Linux | One bar | — | — | 3 of 6 | — | 5.3 |
| 16 | FreeConvert GIF MakerWeb | One bar | — | — | 1 of 6 | — | 5.3 |
| 17 | Light Image ResizerWindows | One bar | — | — | 1 of 6 | — | 5.3 |
| 18 | OpenImageIOWindows · Mac · Linux | One bar | — | — | 3 of 6 | — | 5.3 |
| 19 | Quick Any2IcoWindows | One bar | — | — | 1 of 6 | — | 5.3 |
| 20 | CloudConvert Audio ConverterWeb | No signal | — | — | 1 of 6 | — | 5.2 |
| 21 | LocalPixWindows · Mac | No signal | — | — | 2 of 6 | — | 5.2 |
| 22 | SIC! — Simple Image ConverterWindows | No signal | — | — | 1 of 6 | — | 5.2 |
| 23 | SwitcherooLinux | No signal | — | — | 1 of 6 | — | 5.2 |
| 24 | Universal Image ConverterWindows | No signal | — | — | 1 of 6 | — | 5.2 |
| 25 | ConvertImageWeb | No signal | — | — | 1 of 6 | — | 5.1 |
Compare all 25 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Batch conversion | Image resizing |
|---|---|---|---|---|---|---|---|---|
| 1 | Aspose.Imaging | 6.8 | Free plan | Free | Yes | — | Yes | Yes |
| 2 | XnConvert | 6.6 | Free plan | Free | Yes | — | — | — |
| 3 | Converseen | 6.5 | Free plan | Free | Yes | — | — | — |
| 4 | GraphicsMagick | 6.5 | Free plan | Free | Yes | — | — | — |
| 5 | ImageMagick | 6.5 | Free plan | Free | Yes | — | — | — |
| 6 | libvips | 6.5 | Free plan | Free | — | — | — | Yes |
| 7 | Pillow | 6.5 | Free plan | Free | Yes | — | Yes | Yes |
| 8 | ImageCool Converter | 6.4 | Free plan | Free | Yes | — | Yes | Yes |
| 9 | Photopus | 6.4 | Free plan | Free | Yes | — | Yes | Yes |
| 10 | Convertio | 5.8 | No | $6.99/mo | Yes | — | Yes | — |
| 11 | Sharp | 5.6 | No | — | — | — | — | Yes |
| 12 | reaConverter | 5.5 | No | $4.08/mo | Yes | — | — | — |
| 13 | ImageOptim | 5.4 | No | $12/mo | Yes | 12 /mo | — | — |
| 14 | Online Image Converter | 5.4 | No | — | Yes | — | Yes | No |
| 15 | Cyan | 5.3 | No | — | Yes | — | — | — |
| 16 | FreeConvert GIF Maker | 5.3 | No | — | Yes | 12.99 /mo | Yes | Yes |
| 17 | Light Image Resizer | 5.3 | No | — | Yes | — | — | — |
| 18 | OpenImageIO | 5.3 | No | — | Yes | — | Yes | Yes |
| 19 | Quick Any2Ico | 5.3 | No | — | Yes | — | Yes | Yes |
| 20 | CloudConvert Audio Converter | 5.2 | No | — | Yes | — | Yes | Yes |
| 21 | LocalPix | 5.2 | No | — | Yes | — | Yes | No |
| 22 | SIC! — Simple Image Converter | 5.2 | No | — | Yes | — | Yes | Yes |
| 23 | Switcheroo | 5.2 | No | — | Yes | — | Yes | Yes |
| 24 | Universal Image Converter | 5.2 | No | — | Yes | — | Yes | No |
| 25 | ConvertImage | 5.1 | No | — | Yes | — | — | Yes |
Is your app on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.
Questions about this list
Which image converter software is ranked first on Freedom251?
Aspose.Imaging is ranked #1 of 36 with a score of 6.8. XnConvert is second and Converseen third.
How many of these have a free plan?
9 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, reaConverter has the lowest first paid tier we found: $4.08/mo.
How is this list ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.