More efficient call-handling options you can assign to different contacts: ACM gives you five more ways to subtly escape calls without having to hang up: Busy tone; Busy tone and SMS; Mute the ringer; Divert calls; Play a personal greeting (Nokia devices only); ACM gives you several handy list options: Work with blacklists and whitelists; Import contacts from your phonebook; ndividual settings allowed. You can choose from 5 different active modes for your profiles: reject all calls, accept calls only from your phonebook contacts, reject from blacklist, accept from whitelist or reject all plus a custom action for specific contacts. ACM makes schedule changes of the active profile according to your lifestyle through Scheduler & Locator. Advanced Call Manager (ACM) is the app that handles your phone calls just like you would, plus a helpful technology boost. You get more call-handling options (busy tone, busy tone and SMS auto-reply, mute the ringer, divert calls, play a voice greeting) and can personalize your response to different callers. With ACM you can set lists of contacts, choose how to filter their calls, save your call-handling options into Profiles and let ACM run automatically without extra supervision. With ACM you can set lists of contacts, choose how to filter their calls, save profiles and schedule them. Bring back the joy of owning a phone by avoiding disturbing calls.