Twitter is apparently testing a new way of displaying multiple images in a tweet. We’ve tested the feature on Twitter.com and the iOS app and found that both will upload in a mosaic format. Twitter ...

How to use Office Picture Layout options to quickly arrange pictures Your email has been sent The options in Office Picture Layout lets you create a professional picture layout with very little work.

You can add multiple photos to any Instagram Story or post. Selecting multiple photos from your camera roll will upload each as its own slide in your story. Instagram also has a built-in collage ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Photo layout apps, which ...