Best FastStone Image Viewer Alternatives in 2025
Looking for alternatives to FastStone Image Viewer? In this comparison, we take a closer look at FastStone Image Viewer alongside similar software solutions including FastStone Image Viewer, Ashampoo Photo Optimizer, IrfanView, Greenshot, Photomizer, VisiPics, XnViewMP, PhotoScape, PixelSee, XnView and PicPick.
Our detailed comparison table highlights key features, pricing, and performance of these leading solutions, empowering you to make an informed decision. Whether you're seeking robust functionality, user-friendly design, or cost-effective alternatives, explore how FastStone Image Viewer, Ashampoo Photo Optimizer, IrfanView, Greenshot, Photomizer, VisiPics, XnViewMP, PhotoScape, PixelSee, XnView and PicPick stack up to find the perfect software for your goals.
License and Cost
 FastStone Image Viewer
|
Free software for personal and educational use |
 Ashampoo Photo Optimizer
|
Free trial available, one-time purchase required |
 IrfanView
|
Free for personal use, license required for business use |
 Greenshot
|
Free and open source software under GNU General Public License |
 Photomizer
|
Free trial version available |
 VisiPics
|
Free software application |
 XnViewMP
|
Free powerful image viewer with a commercial version available |
 PhotoScape
|
Free photo editing software |
 PixelSee
|
14-day free trial, cloud-based platform |
 XnView
|
Free for personal use, commercial license required |
 PicPick
|
Free and paid versions available |
Supported Operating Systems
|
FastStone Image Viewer
|
Windows OS |
|
Ashampoo Photo Optimizer
|
Windows and macOS |
|
IrfanView
|
Microsoft Windows |
|
Greenshot
|
Microsoft Windows |
|
Photomizer
|
Microsoft Windows (multiple versions) |
|
VisiPics
|
Windows operating systems |
|
XnViewMP
|
Windows, Linux, macOS |
|
PhotoScape
|
Windows and Mac OS |
|
PixelSee
|
Cloud-based platform, accessible via internet connection |
|
XnView
|
Windows, Linux, macOS |
|
PicPick
|
Windows |
Main Features and Capabilities
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FastStone Image Viewer
|
Image viewing and basic editing features like cropping, resizing, color adjustment; batch conversion; supports many image formats |
|
Ashampoo Photo Optimizer
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Automatic image optimization; extensive editing tools including brightness, contrast, crop; batch processing; undo/redo functionality; advanced features; integrated sharing |
|
IrfanView
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Fast image viewing; supports 90+ image formats; basic editing tools including crop, resize, brightness, contrast adjustment; batch processing; slideshow feature; plugin support for extra functionality |
|
Greenshot
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Screenshot capture tool with annotation features (arrows, text boxes); supports capturing entire screen or regions including scrolling webpages; simple image editor included |
|
Photomizer
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Automatic photo optimization with batch processing; red-eye removal; basic color correction tools; designed for beginners with user-friendly interface |
|
VisiPics
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Duplicate image finder with efficient detection based on similarity thresholds; multiple scan modes; supports all common image formats; allows file deletion to save disk space |
|
XnViewMP
|
Powerful image viewer and organizer supporting 500+ image formats; batch processing; metadata support (EXIF, IPTC); customizable interface and toolbar; built-in slideshow functionality |
|
PhotoScape
|
Photo editing suite including brightness/contrast adjustment, cropping, resizing, filters and effects, collage creation; user-friendly interface for beginners |
|
PixelSee
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AI-powered cloud platform for image recognition and analysis with real-time preview and customization options; supports various programming languages and APIs for integration |
|
XnView
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'Image viewer and file organizer supporting 500+ file formats; basic editing and batch processing features including resize, crop, blur; supports metadata viewing and filtering options.' |
|
PicPick
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'All-in-one graphics software with built-in image editor supporting annotation tools (arrows, shapes), color picker, screen capture (including full webpage), FTP upload'; suitable for both beginners and professionals |
Choosing the right software isn’t just about features. Size, license type, user ratings, and popularity also matter.
This quick comparison shows how FastStone Image Viewer stacks up against FastStone Image Viewer, Ashampoo Photo Optimizer, IrfanView, Greenshot, Photomizer, VisiPics, XnViewMP, PhotoScape, PixelSee, XnView and PicPick in these key areas—helping you find the best alternative for your needs.
Size
|
FastStone Image Viewer
|
5MB |
|
Ashampoo Photo Optimizer
|
125.1MB |
|
IrfanView
|
|
|
Greenshot
|
|
|
Photomizer
|
18.1MB |
|
VisiPics
|
|
|
XnViewMP
|
31.7MB |
|
PhotoScape
|
20.3MB |
|
PixelSee
|
|
|
XnView
|
|
|
PicPick
|
71.7MB |
License
|
FastStone Image Viewer
|
Freeware |
|
Ashampoo Photo Optimizer
|
Demo |
|
IrfanView
|
Freeware |
|
Greenshot
|
Freeware |
|
Photomizer
|
Commercial |
|
VisiPics
|
Freeware |
|
XnViewMP
|
Freeware |
|
PhotoScape
|
Freeware |
|
PixelSee
|
Commercial |
|
XnView
|
Freeware |
|
PicPick
|
Freeware |