IrfanView Freeware by Irfan Skiljan

view all images (11) IrfanView is an old (in this case "old is better" is true), popular and very fast image viewer, now with additional features and highly customizable. The installation file is small and you can use it in seconds.

Image viewer
Double click on a picture and IrfanView will open it very fast, unlike other similar programs. Through top menu you can perform different operations to selected file, such as rotate, flip, resize, add different types of borders, apply color corrections, view details about file and more. Most of often used operations have hotkeys and you can perform them with a simple key press or keyboard combination. View a list with images as thumbnails or create/display many images as slideshow.

Batch conversion
Use it to convert your photos from one format to another. Easy to use through an organized interface which includes thumbnails preview.

Advanced batch rename
You can rename your images. The program allows to create an advanced pattern or rule to get final file names exactly as you need.

You can make batch conversion and rename simultaneously, if needed.

The program support installation of plugins from developer website, to add even more features, for free.