How to Block Text Messages on Android and iPhone? 2025

Text messages remain a key way kids communicate-but not all messages are safe. Whether it's spam, strangers, or inappropriate content, knowing how to block text messages is essential especially for parents. This guide walks you through native blocking methods on iPhone and Android, and introduces an advanced solution that offers real-time alerts, keyword monitoring, and complete control over message safety.

In This Article

Part 1. How to Block Text Messages on iPhone

iOS devices like iPhones offer quick options to block unwanted texts. Below are methods for both saved contacts and unknown senders.

Block a Known Contact

iOS allows you to block contacts directly from the Phone or Messages app. Here's how:

Step 1. Go to the Phone app and tap Contacts

Step 2. Select the contact

Step 3. Scroll and tap Block this Caller

Step 4. Confirm the block action

Block Unknown Numbers

iOS also allows you to block messages from unknown numbers. Here's how:

Step 1. Open the Messages app

Step 2. Tap the message thread from the unknown number

Step 3. Tap the contact icon > Info

Step 4. Select Block this Caller

Part 2. How to Block Text Messages on Android

Depending on your device brand (Samsung, Google Pixel, etc.), steps may vary slightly. Here are two common ways to block texts.

Block from Messages App

Most Android devices allow you to block numbers directly from the Messages app. Here's how:

Step 1. Open the Messages app

Step 2. Tap and hold the thread

Step 3. Tap Block or Report spam

Add Number to Block List via Settings

Alternatively, you can add numbers to your block list through the settings menu. Here's how:

Step 1. Open Phone > tap the three-dot menu

Step 2. Navigate to Settings > Blocked numbers

Step 3. Add the unwanted number manually

Part 3. Best Text Blocker App for Parents

Native tools help, but they lack real-time monitoring or keyword filtering. That is where FamiSafe comes in - a comprehensive parental control app built for 2025 parenting.

FamiSafe empowers parents to protect their children from harmful messages, cyberbullying, and inappropriate content. Unlike standard iOS or Android blocking, FamiSafe offers:

• Real-time keyword detection: Instantly alerts parents to risky words or phrases, including bullying, sexting, and profanity.
• Automatic blocking: Blocks suspicious or unwanted messages before they reach your child's inbox.
• Cross-platform support: Works on Android, iOS, Windows, and Mac, so you can monitor all your child's devices from one dashboard.
• Social media monitoring: Tracks messages on popular apps like WhatsApp, Instagram, and Snapchat.
• Remote management: Set rules, review alerts, and block contacts anytime, anywhere via the parent app.

With FamiSafe, you gain peace of mind knowing you are proactively safeguarding your child's digital life, not just reacting after the fact. Try FamiSafe for free and experience a smarter way to block unwanted text messages.

Part 4. FAQs About Blocking Text Messages

Can I block texts without the sender knowing?

Yes. Blocked senders don't get notifications and their messages won't appear on your child's device.

How do I block texts by keyword?

Native OS doesn't support this. Use FamiSafe to detect and alert keyword-based threats like bullying, profanity, and sexting.

What's the best app to block spam texts on kids' phones?

FamiSafe is highly rated for text message control, app blocking, and behavior alerts-ideal for digital parenting.

Conclusion

As digital risks evolve in 2025, blocking unwanted text messages is essential for family safety. While iPhone and Android offer basic blocking features, solutions like FamiSafe provide advanced keyword alerts and comprehensive monitoring for greater peace of mind. And using these apps to hide text messages is also a better option.

Take proactive steps to safeguard your child's online experience-explore FamiSafe for free today.