Instant ThumbView is described as 'Tiny image viewer that displays image thumbnails in a tooltip window, when mouse pointer is hovered over an image file in Windows Explorer. It supports a lot of popular image file formats, including BMP, GIF, JPEG, PNG, WMF, EMF, TIFF and is very handy for' and is a Image Viewer in the os & utilities category. There are more than 10 alternatives to Instant ThumbView for Windows, File Explorer, F-Droid and Android. The best Instant ThumbView alternative is SageThumbs, which is both free and Open Source. Other great apps like Instant ThumbView are Icaros, Smart SVG Viewer, SVG Explorer Extension and SVG Shell Extensions.
This application for android devices searches for pictures (JPEG) on your device and adds a thumbnail if they don't have one yet. Thumbnails are added to the EXIF metadata structure.
Windows (64-bit) Explorer Shell Extensions for SVG files Preview Handler and Thumbnail Provider
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