Iblacklist | Validated & Quick

: Advanced versions of "Do Not Disturb" that allow for scheduled whitelisting and contact-specific notifications. Blocking iPhone SMS messages - Macworld

While iBlacklist was essential in the early days of the iPhone (pre-2013), modern iOS versions now include built-in features that cover most of its basic functions: iBlacklist

: Users can choose how the app handles blocked calls, such as sending them directly to voicemail, giving a busy signal, or immediately ending the call. : Advanced versions of "Do Not Disturb" that

: Historically, it was distributed through Cydia , the most well-known third-party app store for jailbroken devices. giving a busy signal

: Set different blocking behaviors for different days or times of the week.

: Automatically send a pre-written SMS response to blocked callers. Technical Requirements