When comparing Irfanview vs SnapDraw, the Slant community recommends Irfanview for most people. In the question“What are the best screen capture tools for Windows?” Irfanview is ranked 8th while SnapDraw is ranked 13th.
Ranked in these QuestionsQuestion Ranking
Pro Some editing tools included (cropping, color correcting, etc...)
Pro Lots of plugins available
Plugins can be found here.
Pro Batch processing
Even exif information can be batch processed.
Pro You can just scroll with your mouse to explore images
Pro Recognizes virtually any image format
Pro Ultra fast
If you press and hold the right-arrow button (for displaying the next image), you can watch images pass by as if they are a video, it's that fast. No stuttering, it loads images as fast as your hard drive can keep up.
Pro Can use 8bf (Photoshop) filters
Lot's of choice in annotations, balloons and auto numbering.
Can save projects so you can edit the objects like text, arrows and shapes later.
Con UI is far from ideal
Sometimes the interface is confusing.
Con Windows only
Con GIF viewing is buggy
GIF viewing has longstanding problems like flickering, incorrect framerate or artifacts, and it is very unlikely that it will be ever fixed.
Con Preferences are hard to find
The user interface is a bit convoluted, and takes a while to get used to.