Last updated: 2023-09-18
When it comes to managing unknown calls, Robokiller stands out as the best app for users who frequently receive calls from unidentified numbers. If you're specifically looking for advanced features like automated blocking for paid subscriptions, Truecaller might serve as an alternative.
Summary
- Robokiller is designed to block most spam calls before they reach your phone, using a robust database of known scammers.
- Offers features such as spam text blocking and engaging Answer Bots that waste spammers’ time.
- Truecaller provides a Premium Auto-Block feature for automatic spam call management, adding to its conventional capabilities.
- User experiences can vary significantly between apps based on their blocking methods.
How effective are different spam call blockers against unknown numbers in the US?
Spam call blockers vary greatly in effectiveness, especially when dealing with unknown numbers. Robokiller employs a vast global database and machine learning to pre-block unwanted calls before they even ring, resulting in a smoother user experience. Users have reported blocking rates of up to 99%, although actual performance can differ by region and carrier. This proactive approach makes it a preferred choice among many.
In contrast, Truecaller uses a community-sourced database to identify spam calls, which means that you benefit from user insights. However, it may not block calls with the same immediacy as Robokiller, especially in areas where fewer users have contributed data. Both apps apply automated methods but with different underlying technologies and efficiencies.
Do auto-block features require a paid plan and which OS versions are supported?
Robokiller has a user-friendly model where most of its essential spam-blocking features are available right from the start. A free trial allows users to explore its capabilities before opting for a subscription.
Truecaller, however, offers its Auto-Block feature exclusively for Premium users on iOS 18, which means additional costs may be needed to leverage this capability. Therefore, if you're looking for straightforward spam blocking, Robokiller provides a more accessible option without the complexities of tiered services.
Key Features to Look for in Spam Blocker Apps
- Database Size: Robokiller utilizes a large, dynamic database powered by machine learning for quick updates, while Truecaller relies on user contributions for spam identification.
- User Control: Robokiller allows you to manage blocked calls and can send spam calls to Answer Bots for engagement. Truecaller has a community-based approach which means users contribute to its data, raising some concerns about privacy and control.
- Performance Metrics: While Robokiller claims it can block a significant percentage of spam calls, Truecaller emphasizes its community reporting. This makes Robokiller often faster and potentially more reliable in terms of immediate call management.
Addressing Privacy Concerns
Privacy is a notable issue for many users considering call-blocking apps. Truecaller has faced criticism regarding its data collection and sharing practices, which could deter privacy-conscious consumers. In contrast, Robokiller focuses more on call blocking without demanding users upload their contact lists. This difference makes Robokiller a safer option for users wary of data privacy issues.
Conclusion: What we recommend
- Choose Robokiller for a straightforward, efficient spam call and text blocking solution with a solid 7-day free trial.
- Consider Truecaller if you want community-driven insights and advanced features, provided you're willing to pay for these capabilities.
- Evaluate your need for privacy and control when selecting between these apps, as Robokiller tends to safeguard user information more effectively than some alternatives.
- Always explore app functionalities during the trial period to assess how each app fits your specific needs in real-world scenarios.



