The producer of Legend of Zelda series, Eiji Aonuma has confirmed that the next Zelda game is already in development. According to Game Informer, this information was given in a note in The Legend of Zelda: Breath of the Wild Master Works official artbook.
Surely, we always expect a new Legend of Zelda game since it is the biggest and most enjoyable game of the company and there is no reason to let it die. Yet, this is the only information we can get for now.
A new Zelda game is coming, yet there is no information on when and or if it will land on mobile or only the console. According to Game Informer, Nintendo wants to release Zelda games faster, and this is why they started to work on it right away.
Stay tuned for more!