Receiving unwanted calls can be frustrating, but with the Robokiller app, you can easily block or allow calls from specific number ranges. Here's how to do it:

Block Calls from Specific Number Ranges

1. Open the Robokiller app.
2. Tap on Settings at the bottom of the screen.
3. Select Blocked and safe filters.
4. Ensure Blocked is selected, then choose Number ranges.
5. Tap the +Add button and input the number range you want to block. Please ensure your range contains at least five digits.
6. Finally, tap Add number range.

Allow Calls from Specific Number Ranges

1. Open the Robokiller app.
2. Tap on Settings at the bottom of the screen.
3. Select Blocked and safe filters.
4. Ensure Safe is selected, then choose Number ranges.
5. Tap the +Add button and input the number range you want to allow. Please ensure your range contains at least five digits.
6. Finally, tap Add number range.

You can enjoy a more peaceful and uninterrupted mobile experience by customizing your call preferences. Happy calling!