How can we help?

General Information
- How do I start using Robo Shield?
- If I have a Premium membership to Hotspot Shield, do I get a one for Robo Shield, too?
- Why should I use Robo Shield?
- How are scam calls different from spam calls?
- Can I block Private/Unknown numbers?
- What’s included in the Free version of Robo Shield?
iOS
- Why is Robo Shield is not blocking any spam calls?
- How do I know that Robo Shield is working?
- I'm a Canadian user and I'm getting the error, "Wrong number format." What do I do?
- Why is Robo Shield is asking me to pay, when I already have an active Hotspot Shield Premium account?
- Power user tips
- What are the requirements for Robo Shield?