In today's digital age, unwanted calls from fraudsters and telemarketers are a common nuisance. Fortunately, several free call blocking apps can help you manage these interruptions without affecting calls from your contacts. Here's a curated list of top free call blocking apps that effectively block fraud calls while allowing contacts to reach you.
What Are the Best Free Call Blocking Apps That Let Contacts Through?
1. Truecaller
Truecaller is a widely used app that identifies and blocks spam calls and messages. It boasts a vast database of known spammers, allowing it to effectively filter out unwanted calls. The app also provides caller ID functionality, helping you recognize unknown numbers. While the free version includes ads, it offers robust features suitable for most users. (fone.tips)
2. Hiya
Hiya offers real-time spam detection and call blocking, utilizing a comprehensive database to identify and block unwanted calls. It also provides caller ID services, allowing you to see the name and photo of incoming callers. The free version includes basic features, with a premium option available for enhanced protection. (drfone.wondershare.com)
3. RoboKiller
RoboKiller takes a unique approach by answering spam calls with pre-recorded "answer bots," wasting the scammer's time. It also offers a personal list of allowed and blocked callers. While RoboKiller is a paid app, it offers a 7-day free trial, allowing you to test its features before committing. (blog.fonepaw.com)
4. CallApp
CallApp is a comprehensive caller ID and call-blocking app that identifies and blocks over 655,000 robocalls, telemarketers, and scammers. It also offers call recording, reverse lookup, spam reporting, backup, analytics, and personalized video ringtones. The app is free with ads and offers in-app purchases. (randomunboxtv.com)
5. Mr. Number
Mr. Number provides both reverse phone lookup services and call-blocking capabilities. It utilizes crowd-sourced data to identify telemarketers and other unwanted callers. The app is free with ads and offers in-app purchases. (callwave.com)
How Do These Apps Allow Contacts Through?
Most of these apps allow calls from your contacts by maintaining a whitelist. This means that calls from numbers saved in your contacts are automatically permitted, ensuring that important calls are not blocked. Additionally, some apps offer customizable settings, allowing you to adjust the level of blocking and manage exceptions.
Are There Any Limitations to Free Versions?
Yes, free versions of these apps may have limitations such as ads, basic features, or limited access to advanced functionalities. For instance, Truecaller's free version includes ads, and some advanced features require a paid upgrade. (fone.tips) Similarly, RoboKiller offers a 7-day free trial, after which a subscription is required. (blog.fonepaw.com)
How Do These Apps Compare to RoboKiller?
RoboKiller is unique in its approach by using "answer bots" to waste scammers' time, which is not a feature offered by the other apps listed. However, RoboKiller is a paid app with a subscription fee, whereas the other apps offer free versions with basic features. Depending on your needs and budget, you may prefer a free app or opt for RoboKiller's unique features.
Conclusion
Managing unwanted calls is essential for maintaining peace and productivity. The apps listed above offer effective solutions to block fraud calls while ensuring that calls from your contacts get through. Consider your specific needs and preferences when choosing the best app for you.
Highlights:
- Best call recorder app of 2025, Published on Monday, December 01
- The Best Free Parental Control Apps in 2026: Expert Recommendations for PC, Mac, iOS, and Android, Published on Friday, January 16
- The best parental control apps for Android and iPhone 2026, Published on Monday, March 23



