1. GIMP - A powerful and free open-source image editing tool that offers advanced features like photo retouching, color correction, and image manipulation.
2. NET - An intuitive and user-friendly image editing tool that offers basic features like cropping, resizing, and rotating, as well as more advanced features like layers and special effects.
3. Krita - A free and open-source digital painting tool that offers a wide range of brushes, textures, and tools for creating digital art.
4. Canva - An online graphic design platform that offers a variety of templates, images, and fonts for creating social media posts, marketing materials, and more.
5. Fotor - An online photo editor and graphic design tool that offers a variety of filters, effects, and frames for enhancing your photos.
6. Pixlr - An online photo editor that offers a variety of tools for editing and enhancing your photos, including basic tools like cropping and resizing, as well as more advanced features like layering and masking.
7. PhotoScape X - A free photo editor and viewer that offers a variety of tools for editing and enhancing your photos, including basic tools like cropping and resizing, as well as more advanced features like color correction and filters.
8. GIMPshop - A modified version of GIMP that offers a more user-friendly interface and features that are similar to Adobe Photoshop.
9. Inkscape - A free and open-source vector graphics editor that offers a wide range of tools for creating and editing vector graphics.
10. PaintShop Pro - A powerful image editing tool that offers a wide range of features like photo retouching, color correction, and image manipulation.
11. Blender - A free and open-source 3D creation suite that offers a wide range of tools for creating 3D models, animations, and visual effects.
12. RawTherapee - A free and open-source RAW image processor that offers a variety of tools for processing and enhancing your RAW photos.
13. Darktable - A free and open-source photography workflow application that offers a variety of tools for managing and enhancing your photos.
14. LightZone - A free and open-source digital darkroom software that offers a variety of tools for enhancing your photos.
15. Polarr - A free online photo editor and app that offers a variety of tools for enhancing your photos, including basic tools like cropping and resizing, as well as more advanced features like filters and effects.
16. Glimpse - A free and open-source image editor that is based on GIMP, but with a more modern and user-friendly interface.
17. Photoscape - A free photo editing software that offers a variety of tools for editing and enhancing your photos, including basic tools like cropping and resizing, as well as more advanced features like filters and effects.
18. Microsoft Paint 3D - A free image editing software that offers a variety of tools for creating and editing 3D objects.
19. Pinta - A free and open-source image editing tool that offers a variety of features like photo retouching, color correction, and image manipulation.
20. PicMonkey - A free online photo editor and design tool that offers a variety of templates, graphics, and fonts for creating social media posts, marketing materials, and more.
21. Sumo Paint - A free online image editor and painting application that offers a variety of tools for creating and editing images.
22. Photopea - An online photo editor that offers a variety of tools for editing and enhancing your photos, including basic tools like cropping and resizing, as well as more advanced features like layers and filters.
23. BeFunky - A free online photo editor and design tool that offers a variety of templates, graphics, and fonts for creating social media posts, marketing materials, and more.

Here is List of Paid Image editing apps

1. Adobe Photoshop: Adobe Photoshop is one of the most popular paid image editing apps that offers a wide range of features such as layers, filters, retouching tools, and advanced color correction.
2. Affinity Photo: Affinity Photo is a professional-level image editing app that provides tools for retouching, compositing, and advanced color correction. It also supports RAW processing.
3. Corel PaintShop Pro: Corel PaintShop Pro offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction. It also supports RAW processing.
4. Skylum Luminar: Skylum Luminar is a powerful image editing app that offers AI-powered tools for advanced color correction and retouching.
5. DxO PhotoLab: DxO PhotoLab is a high-end image editing app that offers advanced color correction tools and RAW processing capabilities.
6. Capture One Pro: Capture One Pro is a professional-level image editing app that offers advanced color correction tools and RAW processing capabilities.
7. ON1 Photo RAW: ON1 Photo RAW offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction.
8. ACDSee Photo Studio Ultimate: ACDSee Photo Studio Ultimate offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction. It also supports RAW processing.
9. CyberLink PhotoDirector: CyberLink PhotoDirector offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction.
10. Skylum Aurora HDR: Skylum Aurora HDR is a powerful image editing app that offers advanced color correction tools and HDR processing capabilities.
11. Alien Skin Exposure X6: Alien Skin Exposure X6 offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction.
12. Serif Affinity Designer: Serif Affinity Designer is a professional-level image editing app that offers tools for vector design and advanced color correction.
13. Topaz Studio: Topaz Studio is a powerful image editing app that offers AI-powered tools for advanced color correction and retouching.
14. Pixlr Pro: Pixlr Pro offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction.
15. NET: Paint.NET is a free image editing app that offers a range of tools for basic image editing.
16. PicMonkey: PicMonkey offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction.
17. Polarr: Polarr is a free image editing app that offers a range of tools for basic image editing.
18. Photolemur: Photolemur is an AI-powered image editing app that offers advanced color correction and retouching tools.
19. PhotoPad: PhotoPad is a free image editing app that offers a range of tools for basic image editing.
20. Inkscape: Inkscape is a free image editing app that offers tools for vector design and basic image editing.
21. GIMP: GIMP is a free image editing app that offers a range of tools for basic image editing.
22. Fotor: Fotor offers a range of tools for image editing, including layers, filters, retouching tools, and advanced color correction.
23. Canva: Canva is a graphic design app that offers a range of tools for image editing, including layers, filters, and basic retouching tools.
24. PicCollage: PicCollage is a mobile app that offers a range of tools for image editing, including layers, filters, and basic retouching tools.
25. BeFunky