How to create a collage (matrix) of photos?

Question

Image processing

How to quickly feed a folder with photos and get the following result:

From the necessary functions - the choice of image sizes and the number of columns and rows.
I tried the Pixlr online service ( pixlr.com/express/), but there is only a 5x5 matrix
. I also tried Mazaika Trial ( www.mazaika.com/mazaika.html), it creates a collage based on the original image and does not allow you to select a grid.

Answer 1

Found!!!
Mosaic Creator can do everything you need to create matrix collages of any size:
Program website

Answer 2

A good resource is here . There is support for the Russian language. As well as everything you listed. In Russian

Answer 3

Install pikasu from google.
Feed her a folder
Near the folder name there will be icons, one of them is responsible for creating a collage.
Voila.
Pictures on demand . As you can see, collages can be very different, including the one you need