(Reuters) -Gaming software company AppLovin Corp on Tuesday made an offer to buy peer Unity Software Inc in a $17.54 billion all-stock deal, looking to tap into growing demand for three-dimensional gaming. Both companies make software used to design video games. Game-making software has also been expanding to new technologies such as the so-called metaverse, or immersive virtual worlds. Unity’s software has been used to build some of the most-played games such as “Call of Duty: Mobile,” and “Pokemon Go”, while AppLovin provides helps developers to grow and monetize their apps. The enterprise v…