I found this doing a search on ZBD wallet. Owned by same folks that give us the Bitcoin Mining Tycoon.. the offer regular mining for a monthly fee  as well as free mining in 8 hour stints  this is the link 

Join Bitcoin Mining app, and earn crypto by tracking your sleeping. Get 10% extra earnings for me and you by using my link https://cloudminecrypto.com/?invite_code=xKyLYkrW8gxJQWRV or download the app and add my invite code xKyLYkrW8gxJQWRV directly. https://cdn.zbd.gg/ugc-uploads/0070a197-1714664948370.png