No, playing offline means you cannot play casino games for real money. Ofcourse you can buy or download some casinogames, but if you want to try your luck with some real cash, you need to register and play online.
When you have no internet connection, it is simply not possible to play most casino games offline, definitely not if you want to play for real money. Ofcourse, some mainstream casino games are available for download and you can shop e.g. pokergames for your Playstation or other device. Want to try your luck with real cash? Play casino games online.
Only through a reliable online casino website, you can play with real money and have a chance to win money. This is very easy: make an account, deposit money and place a bet! Your casino will keep your balance up to date and make sure you get paid when you have won.