One Photo Viewer for Windows 10


Pro ($2.99)

(Pro version is not available in all countries)

One Photo Viewer for Windows 7/8

Only free version. This installer also work in Windows 10 but you might get a warning since the app is “unknown” to Windows. You can install anyway by clicking on “more info” or something like that. Better to get it from Microsoft Store if you run Windows 10.

OPV_Setup_v1-16-2-0.exe SHA256: EAC28F8A59F4AC5C6C43B5F33720A2D5CB8DDBD4A4B3765CA44C8C4BDA4EB45D

Release notes:

version (2021-11-05)

– Legacy installer signed with trusted certificate

version (2021-10-11)

– Random slideshow memmory leak fixed

– Window style Windows default (beta)

version (2021-09-27)

– Sort as in Explorer, option in settings menu

– Open with

– Show in folder

– Random slideshow option

– Gif animation optimized

– Zoom bug passing 100% fixed

– Zoom entire window in Pro bug fix

– Brazilian portuguese language added

version (2021-05-29)

– Sort as in Explorer is disabled by default due to issues. See how to activate

version (2021-05-24)

– Images opened from Windows Explorer now correctly sorted

– Macro script for batch process, Ctrl+M (experimental)

– Keyboard shortcuts R/F fixed (switched)

– Plus minor improvements and bug fixes

version (2021-03-14)

– Bugfix (Windows GUI scale vs OPV maximized issue)

version (2021-03-10)

– Show Toolbar (Pro option only)

– Show Tumbnails (Pro option only)

– Crop tool buttons

– Save (Ctrl+S) in addition to Save As (AltGr+S)

– Disable delete/overwrite dialog option

– Move image with WASD keys (E=reset, F/R=next/previous)

– Smoother zoom with arrow up/down keys

– Hide next/prev button option removed

– F5 refresh image from file (theme now Ctrl+F6/F7)

– Plus many more minor improvements

version (2020-10-12)

– Simplified Chinese language added

– Minor improvements and bug fixes

version (2020-07-27)

– HEIC and JFIF file association (

– Portuguese and Turkish language added

– Exit by ESC key (config file only, F2->exit_by_escape)

– Cursor auto-hide at full screen

– Minor improvements and bug fixes

version (2020-05-04)

– Option to open small images stretched out or not

– Switch image by mouse wheel reversed (change F2->wheelstep)

– Improved performance and bug fixes

– Languages added

version (2020-02-13)

– Animated GIF bug fix

version (2020-02-11)

– Full screen button added. All styles can go full screen (F11)

– Option to use mouse wheel to switch images

– Set zoom level to disable pixel interpolation (F2->scalingthreshold)

– File association improved

version (2019-10-08)

– Option to move and zoom entire window with mouse/touch (F3)

– Select window color theme dark, light or mixed (F5)

– Sharpness optimized at 100% zoom level (mouse double click)

version (2019-10-08)

– Filenames is sorted numerically correct

– Minor improvements and bug fixes

version (2019-09-29)

– Language support added. Contribute with your translation at

– WebP added to supported formats. See

– Delete selection (set crop area to background color)

– Option to show Pixel dimensions

– Option to show File size

– Option to loop images and slideshow, or not

– Filename is shown in Windows taskbar

– Config editor, press F2. Lock setting by adding attribute lock=”True”

version (2019-07-09)

– Minor improvements and bug fixes

version (2019-06-09)

– Always on top option (F4). Force window to stay on top

– Remember full screen option

– Option of slow random zoom effect during slideshow

– More cropping alternative

– Other minor improvements

version (2019-05-07)

– Image loading time improved

– Option to auto hide entire top panel (F12)

– Set Windows desktop background (Ctrl+B)

– Preserve window aspect ratio while resizing by pressing Ctrl

– Metadata handling updated, plus other minor improvements

version (2019-04-09)

– Print preview

– Make GIF animation from loaded images (Ctrl+G)

version (2019-03-12)

– Animated GIF support

– Display sleep disabled during slideshow

version (2018-12-09)

– File types issue fixed

– Default window size decreased on smaller monitors

– Next-button shading animation during slideshow

version (2018-11-21)

– Image color adjustment update

– Adjust image white balance (temperature/tint) and gamma

– Auto hide previous/next button option

version (2018-09-28)

– Option to remember window size and position

– Option to remember background color

– Release notes is shown at updates

version (2018-09-05)

– Select what information to display in title bar

– View/edit image description for jpg, png and tiff format

– Partial support for some raw file formats

version (2018-06-25)

– Print image

– Adjust image colors

version (2018-06-10)

– Resize and rotate image

– Jpeg and tiff metadata is preserved when image saved

– Deleted images is moved to recycle bin

– Keyboard shortcuts added

– Zoom function improved

version (2018-05-24)

– First MS Store release