iPhone — Apple Wallet (built-in) — https://support.apple.com/en-us/HT204003
Android — PassWallet (free) — https://passwallet.net
Available without strict restrictions.
Android — Google Wallet (built-in) — https://pay.google.com/about
Google Wallet has strict access rules. You need the organization's tax identification number, an active website, or active company social media. It is not available to companies related to tobacco products, regardless of whether tobacco is in the product.
Google Wallet card usage policies:
When a customer receives a card, they are automatically offered the app that matches their phone.