Sifter - Spam SMS Filter

Spam messages filter for iOS 11+ based on Message Filter extension.

Filter text messages based on the rules you design. Completely in the local, to ensure that the user's privacy.

Support rule types:
- Whitelist Users
- Blacklist Users
- Whitelists
- Blacklists
- Regex Whitelist Users
- Regex Blacklist Users
- Regex Whitelists
- Regex Blacklists

URL Schemes：
sifter://whitelist_users
sifter://blacklist_users
sifter://whitelists
sifter://blacklists
sifter://regex_whitelist_users
sifter://regex_blacklist_users
sifter://regex_whitelists
sifter://regex_blacklists

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