If you mean Lucky Day Wallet, I found a few different things with that name.

Lucky Day appears to be an app/service in India that uses UPI wallets such as Paytm, PhonePe, MobiKwik and Navi for payments. 
T
Telemetr
“Lucky Day Wallet” is also the name of a physical leather wallet sold by JunkGirls. 
T
The Junk Girls
There are also “lucky day” wallet collections tied to auspicious dates, such as Maison de FLEUR’s 2026 collection. 
J
JJ

If you're asking about the Lucky Day app/wallet in India, tell me what you want to know—e.g. whether it is genuine, how it works, withdrawal/payment issues, or how to download it.