gThumb is an image viewer and browser for the GNOME Desktop. It also includes an importer tool for transferring photos from cameras.




ThumbsPlus is described as 'Highly customizable image database with thumbnails and batch editing. It makes it easy to catalog, organize, locate and maintain all of your graphics, multimedia and font files' and is a Image Editor in the photos & graphics category. There are more than 10 alternatives to ThumbsPlus for a variety of platforms, including Windows, Mac, iPhone, Android and Linux apps. The best ThumbsPlus alternative is gThumb, which is both free and Open Source. Other great apps like ThumbsPlus are Preview, Universal Viewer, Movavi Photo Editor and Image Eye.
gThumb is an image viewer and browser for the GNOME Desktop. It also includes an importer tool for transferring photos from cameras.




Native macOS app for viewing, annotating, and editing images and PDFs, featuring tools for cropping, rotating, resizing images, rearranging pages, full-screen viewing, markup, document merging, batch conversion, and export in multiple formats.






Universal Viewer is an advanced file viewer for wide range of formats. Supported file formats are:




Photo software tailored for all photographers, offering quick and effective tools for image editing. Features include intuitive interface, adjust tools for brightness, contrast, saturation, and exposure. Filters and cropping with aspect ratio presets for unique style creation.




Simplistic Image Viewer with focus on speed of rendering and switching between images. A good complement when no editing capabilities are nessesary.


ACDSee Gemstone Photo Editor makes it easy to create the photos you’ve always envisioned. Apply stunning effects and filters, work with object layers effortlessly, quickly correct common photo flaws, and make advanced edits like a pro.



Picturama is a free and open-source image organizer for the desktop built on Electron and powered by web technology.




Integrates photos from various devices into a unified, organized library, syncing collections across Apple, Android, and Windows while preserving folder structures. Enables multi-platform editing, advanced search, sharing, RAW support, offline syncing, metadata tools, and secure management.



PT Photo Editor is an efficient application designed to solve all common photo problems, bring your images to life and make them look their best. You can easily correct color cast and exposure problem, remove imperfections, and turn every photo into a work of art with your...

ExifPro is an image browser application that can help you display, describe, tag, and manipulate your collection of photographs.

Lightweight and fast free image viewer, ' FocusOn Image Viewer '. It is free for everyone - individuals, companies, organizations. It can also automatically organize photos by date and edit the photos without damaging the original.
PicaJet is a powerful, feature-rich, but highly customizable and convenient digital photo management and image database software that will efficiently organize your fast-growing digital image collection.



Not at all similar to thumbs plus