Best Apps to Block Spam Calls UK
Spam and scam calls remain a growing problem across the United Kingdom. Fortunately, several reliable apps can automatically detect, filter, and block unwanted calls before they disturb you. Below is a guide to the best spam call blocking apps available in the UK.
1. Truecaller
Truecaller is one of the most widely used caller identification apps worldwide. It automatically flags suspected spam numbers based on community reports.
- Real-time spam detection
- Caller ID for unknown numbers
- SMS spam filtering
- Available on iPhone and Android
2. Hiya
Hiya provides automatic spam call blocking and fraud detection. It is commonly integrated with mobile networks and smartphones.
- Automatic fraud detection
- No-contact spam alerts
- Clean and simple interface
- Works on both major mobile platforms
3. RoboKiller
RoboKiller uses predictive technology to block robocalls and known scam numbers. It is particularly useful for persistent automated spam calls.
- Blocks robocalls automatically
- Customisable blocking controls
- Detailed call insights
4. Built-In Phone Features
Both iPhone and Android devices offer built-in options to silence unknown callers and filter suspected spam. Activating these features can significantly reduce unwanted interruptions without installing additional apps.
- Silence unknown callers (iPhone)
- Caller ID & spam protection (Android)
- Manual number blocking
Which Spam Call App Is Best?
The best app depends on your device and how frequently you receive spam calls. For most UK users, starting with built-in phone protections and adding a reputable third-party app offers the best balance of convenience and security.
If you continue receiving suspicious calls, search the number on our site to see whether other users have reported it.