Why do the Apps on AltStore Expire in 7 days?
为什么AltStore上的应用会在7天内过期？
AltStore apps expire in 7 days because you are using a free Apple ID. Users who use the premium Apple Developer Account at the cost of $99 per year do not have this limitation. Free Apple ID users require periodic manual app refreshes from AltStore.
使用免费苹果ID的情况下，AltStore应用会在7天内过期。使用每年99美元的高级苹果开发者账户的用户不受限制。免费苹果ID用户需要定期使用AltStore手动刷新应用。