Collage Maker: Pic Grid & Photo Editor is the best photo collage maker for your phone. It’s completely free and easy to use. Just select your photos from the gallery and it will instantly create a collage. You can select the size and layout of the grid. You can also add different backgrounds and even frames. The grid will automatically resize to fit your images, so you don’t have to worry about resizing the images.

Once you’re done editing, you can save the collage to the gallery or share it on social media. The app is very easy to use, and you don’t need to spend hours to get the result you want.