GIMP is described as 'Free open-source suite with advanced photo retouching, composition, batch processing, plugin extensibility, custom scripting, and wide file format compatibility' and is a leading digital painting tool in the photos & graphics category. There are more than 100 alternatives to GIMP for a variety of platforms, including Windows, Mac, Web-based, iPhone and Android apps. The best GIMP alternative is Krita, which is both free and Open Source. Other great apps like GIMP are Paint.NET, Adobe Photoshop, Affinity and Photopea.
Corel's tool provides comprehensive photo editing and design features including enhanced layers, precise tools, RAW editing, and organization capabilities such as keyword tags, auto sorting, and facial recognition, making it ideal for both novices and professionals in various projects.
Adobe's mobile photo-editing app lets you edit, share, and upload photos across devices. With features like free 2 GB storage, original size backup, and extra tools for advanced editing, it enhances your images for social media without reducing file quality.
Corel Painter offers realistic traditional media simulation with features like customizable brushes, extensive format support, layering, blending tools, and more, tailored for professional artists working in drawing, painting, and printmaking.
PhotoFiltre 7 is a complete image retouching program. It allows you to do simple or advanced adjustments to an image and apply a vast range of filters on it. It is simple and intuitive to use, and has an easy learning curve.
Desktop photo editing software optimized with advanced controls for enhancing and organizing photos. Features include new masking tools, Content-Aware Remove for unwanted objects, Adaptive Presets, denoise and Generative Remove, all part of Adobe's Photography plan.
AzPainter is a full color painting program for Linux. It's a lightweight tool with tablet pressure support, and provides basic functions such as selection, layers, filters. you can use it for painting, image editing, or pixel art making.
Conversion software for Mac and PC that automatically corrects optical flaws, extends dynamic range, and seamlessly removes digital noise from images.
BSD-licensed portable photo editor for Windows featuring multi-layer editing, batch processing, macro support, real-time effect previews, advanced filters, customizable hotkeys, non-destructive tools, color-managed workflow, efficient performance, and broad file compatibility.
Comprehensive online editor offering filters, frames, text, stickers, collage creation, graphic design, templates for social media, batch editing, photo retouching, mobile and desktop access, regular updates, and direct sharing to social channels.
Flame Painter is a unique paint program that lets you create original artworks with flame brushes.
Open source image editor with non-destructive editing, 110+ filters, adjustment and text layers, support for smart objects and adjustment layers, cross-platform compatibility, and layer-based editing for flexible image composition.
Pocket Paint is a paint editor that, among others, allows setting parts of pictures to transparent and zooming up to pixel level.
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Lots of features but has an easy to understand and modern user interface.