The preview of sources at the bottom of the lightbox.
The text displayed beneath the source when thumbnails are hidden.
The pro version provides an option of adding custom toolbar buttons.
Zoom through clicking the source or toolbar buttons or, on mobile devices, through pinching.
After turning on slides change every few seconds.
Custom initial and slide change animations can be set.
Customize your box as you wish, see the documentation.
Pro version will be bound to your account after the purchase. If you don't have one you can register during purchase.
Choose your license!
Not sure which license should you choose? Go to licenses info.