Call Blocker is an Android application developed by CreativeBoxStudio, offering a solution to the nuisance of spam, scam, and unwanted calls. This utility provides multiple features to block unwanted calls effectively. Users can block calls by number, starting digits, ending digits, containing a sequence of digits, private numbers, or unknown numbers not in their contacts. Moreover, Call Blocker includes a scheduling feature for each day of the week, enhancing user convenience.

The app supports a wide range of languages such as English, German, French, Italian, Spanish, Portuguese, Chinese, Japanese, Korean, Russian, Vietnamese, Thai, and Indonesian. Its user-friendly interface is easily customizable with various color options to suit individual preferences. Call Blocker is completely free to use, making it a must-have tool for anyone seeking to manage unwanted calls efficiently.