Simply drag photos over to Lanto. They will be converted to the format you desired. With intuitive user interface and powerful functions, you don't need to learn anything in order to use this application.
You may obtain multiple kinds of format output for a single file. It is useful for applications like to create screenshots in a different size for the target platform.
Lanto collects your favour photo format into a cookbook. It is saved automatically, and you could load it when needed. It could avoid to config Lanto for every time usage.