CardRewardsEditorial disclosure: CardRewards.ai is an independent comparison service. Our analysis is based on publicly available card data and is reviewed regularly by our editorial team. Card issuers do not influence our rankings or content. Last updated: June 2026.
General Protection benefit details — No annual fee
Stop new transactions instantly through the Discover app if your card is lost or compromised
Freeze your account instantly to block new purchases if your card is lost. Unfreeze just as quickly when found.
General Protection benefit details — No annual fee
Stop new transactions instantly through the Discover app if your card is lost or compromised
Freeze your account instantly to block new purchases if your card is lost. Unfreeze just as quickly when found.
General Protection benefit details — No annual fee
Stop new transactions instantly through the Discover app if your card is lost or compromised
Freeze your account instantly to block new purchases if your card is lost. Unfreeze just as quickly when found.