True, it only works with applications written in C-like languages. It is such programs that can suffer from severe memory fragmentation when information is recorded on the device so that free space remains between its portions. Because of this, one application takes up more memory on the phone than necessary.
The Mesh plugin fills these empty spaces, looking for related fragments and combining them. The tool has already been tested and saw that for the Firefox browser, for example, Mesh reduces memory requirements by 16%. For a Redis data structure server, this figure reaches 40%.