To create a collage using social media, upload pictures to your Facebook page, open Loupe (a collage application), click Collage, and then click Add Photos. Choose the photos you want in the collage, and click Done. After that, organize the pictures in the shape of your choice; there are several options available. Once you are done, share the collage on social media.
To create a collage using another photo collage website, upload photos to your computer, go to PicMonkey, and click Create a Collage. Choose a layout using the second button from the top on the left of the screen. There are several options to choose, or you can make your own layout. Click Open Photos, and choose the pictures you want in the collage. Set the photos into the template, and add backgrounds and other effects if desired.
Click Save to save the collage to your computer. You can also share it with friends via email or social networks by clicking Share.
To create a collage using a collage app, download and install one to your phone from the Apple App Store or Android Market. The most popular apps for iPhone include Framestatic, Diptic and GridLens, as of 2015. The most popular Android photo collage apps include KD Collage, Pic Collage and Photo Grid. Once you've downloaded the app, choose a template, and upload pictures to the app.