Phone Call Recorder, Spam Call Blocker, Call Filter and Caller id in a single app free app - CallMaster. CallMaster blocks spam calls and the following types of flagged calls from our database: block spam calls, block robocalls, spam likely, scam call blocker, and potential fraud calls. CallMaster also includes a Call Recorder that enables you to record all your calls easily. Key Features: ★ Spam Call Blocker ★ Easy to use call recorder - recording of incoming and outgoing calls ★ Call Filter ★ Block unknown callers ★ Telemarketing, spam and robocall blocker ★ Call Filter from blacklist on your device. ★ Block calls from our extensive spam database. ★ Caller ID With CallMaster you can record all your calls easily, block spam calls, phone numbers and contacts from your phone book or dialer. Thank you for using Caller ID, Call Blocker & Call Recorder - CallMaster * Please note that the user of the app is responsible to adhere to local laws and regulations regarding the consent for recording calls.