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Best Free Spam Blocker SMS Apps

216+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

Whether you're new to free spam blocker sms or looking for an upgrade, our curated collection of 216+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Free Spam Blocker SMS

Textkiller - Spam Text Blocker#1

Textkiller - Spam Text Blocker by Mosaic S.r.l.

Block Unwanted Messages
Editor's Choice
🔧 Utilities
4.3😐(13K ratings)
FreeAdsIn-App Purchases
Textkiller - Spam Text Blocker screenshot 1
Textkiller - Spam Text Blocker screenshot 2
Textkiller - Spam Text Blocker screenshot 3
Textkiller - Spam Text Blocker screenshot 4
Textkiller - Spam Text Blocker screenshot 5
Textkiller - Spam Text Blocker screenshot 6

Block unwanted spam texts with Textkiller, the innovative app that eliminates 99% of spam messages and protects you from phone scams. Enjoy customizable text blocking and stay spam-text-free with Textkiller. Try it free for 7 days and take control of your texting experience!

What We Love

  • 🚀 Stops spam texts
  • 👍 Filters messages effectively
  • 💡 Keyword blocking
  • 🚀 Works well when functioning

Room to Improve

  • 🐛 App not working after updates
  • 🐛 Issues with premium features
  • 🔍 Concerns about privacy and data access
Robo Spam Text & Call Blocker#2

Robo Spam Text & Call Blocker by Murphy Brantley

Block & Filter Message Spammer
Strong Contender
🔧 Utilities
4.3😞(5K ratings)
FreeIn-App Purchases
Robo Spam Text & Call Blocker screenshot 1
Robo Spam Text & Call Blocker screenshot 2
Robo Spam Text & Call Blocker screenshot 3
Robo Spam Text & Call Blocker screenshot 4
Robo Spam Text & Call Blocker screenshot 5
Robo Spam Text & Call Blocker screenshot 6

An innovative text messaging app that efficiently filters out spam messages using advanced algorithms and machine learning. Say goodbye to unwanted texts and experience a clutter-free inbox.

What We Love

  • 🚀 Blocks spam calls effectively
  • 👍 Helpful for reducing unwanted calls
  • 💡 Useful for political donation requests
  • 🔒 Protects against scams

Room to Improve

  • 🐛 Doesn't block all spam calls
  • 👎 Ineffective or doesn't work as advertised
  • 🔍 Difficult to set up or configure
Robokiller: Spam Call Blocker#3

Robokiller: Spam Call Blocker by Mosaic S.r.l.

Stop 99% of Robocalls & Texts
Worth Considering
🔧 Utilities
4.5😐(413K ratings)
FreeAdsIn-App Purchases
#9in Utilities
Robokiller: Spam Call Blocker screenshot 1
Robokiller: Spam Call Blocker screenshot 2
Robokiller: Spam Call Blocker screenshot 3
Robokiller: Spam Call Blocker screenshot 4
Robokiller: Spam Call Blocker screenshot 5
Robokiller: Spam Call Blocker screenshot 6

This application effectively blocks spam calls and robocalls to help users avoid unwanted interruptions, allowing for a more peaceful and uninterrupted phone experience. Take control of your calls with this powerful spam call blocker.

What We Love

  • 🚀 Blocks spam calls effectively
  • 😂 Entertaining answer bots
  • 🤫 Reduces unwanted call volume
  • 👍 Convenient call screening

Room to Improve

  • 🐛 App issues like resetting, deactivation, and call forwarding problems
  • 🚫 Blocks some legitimate calls
  • 🤖 Concerns about increased spam calls after using the app

More Free Spam Blocker SMS apps to explore

4
Block Spam Texts | Dont Text
Block Spam Texts | Dont Text
Block Spam Texts | Dont Text
Free Junk SMS Message Filter
Free

Block Spam Texts is a free app that creates a junk folder in your messages app, automatically sending spam texts there without notifications. It allows customization for blocking and filtering spam texts from email addresses. Take control of your inbox and stop annoying spam texts today.

🔧 Utilities
(1K)
5
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
RealCall - Spam Call Blocker
Robo call blocker scam shield
Free

This app is a powerful spam call blocker for iPhone, using advanced AI to automatically filter out 99% of spam calls, robocalls, telemarketers, and scams. With over 3 million spammers blocked, it ensures you never receive unwanted calls again.

🔧 Utilities
(25K)
6
Spam Call and Text Blocker
Spam Call and Text Blocker
Spam Call and Text Blocker
Block Scam and Filter Spammers
Free

Filter out spam texts and calls with our efficient blocker app. Say goodbye to unwanted messages and calls today!

🔧 Utilities
(48)
7
SpamHound SMS Spam Filter
SpamHound SMS Spam Filter
SpamHound SMS Spam Filter
Text Messages Spam Blocker App
Free

Protect yourself from spam messages with a free SMS blocker app that filters unwanted content and blocks annoying marketing texts. Easily create custom filters, manage Blacklists and Whitelists, and stop spam messages from bothering you. Download now to enjoy a spam-free messaging experience!

🔧 Utilities
(1.1K)
8
Junkman: AI Spam SMS Blocker
Junkman: AI Spam SMS Blocker
Junkman: AI Spam SMS Blocker
Smart spam message filter
Free

A cutting-edge SMS filtering app for iOS that uses advanced machine learning to classify messages as normal, junk, or transaction. Easily override classifications with customizable rule lists, report misclassified messages, and benefit from an aggressive filtering system for invasive junk messages. Maintain privacy with local operation and enjoy features like iCloud sync, Apple Watch notification silencing, and dark mode support.

📊 Productivity
(111)
9
Spam Text Blocker: SMS Message
Spam Text Blocker: SMS Message
Spam Text Blocker: SMS Message
Block Scam: Junk MMS Messaging
Free
$0.99 | 100% OFF

This application helps protect your privacy by blocking unwanted SMS messages, offering advanced features such as intelligent spam filtering, custom block lists, and robust regex support. By using this app, you can enjoy a serene and uninterrupted messaging experience, free from the intrusion of scam and junk messages.

📊 Productivity
(10)
10
WideProtect SMS Blocker
WideProtect SMS Blocker
WideProtect SMS Blocker
Filter spam, scam messages
Free

A powerful SMS blocking app that filters spam and scam messages based on specific keywords and sender patterns. Try for free with up to 3 patterns and keywords, or upgrade for unlimited filtering capabilities. No registrations or subscriptions required. Prevent unwanted messages by granting necessary permissions through your iPhone settings.

🔧 Utilities
(135)
11
Nomorobo - Robocall Blocker
Nomorobo - Robocall Blocker
Nomorobo - Robocall Blocker
Call Filter & Scam Shield
Free

Block unwanted robocalls and spam calls with our innovative call filter app. Take back control of your phone and enjoy a peaceful calling experience. Download now to stop annoying calls for good.

🔧 Utilities
(21K)
12
YouMail: Block Spam on iPhone
YouMail: Block Spam on iPhone
YouMail: Block Spam on iPhone
Safer Calls, Texts & Voicemail
Free

This application helps users block unwanted phone calls and spam messages effectively. With its advanced filtering and blocking features, users can enjoy a hassle-free calling experience. Take control of your phone calls and messages today!

🔧 Utilities
(98K)
13
Nomorobo Max Spam Call Blocker
Nomorobo Max Spam Call Blocker
Nomorobo Max Spam Call Blocker
Call Filter & Scam Shield
Free

Block unwanted spam calls with Nomorobo Max Spam Call Blocker. Enjoy a spam-free experience and ensure important calls are never missed. Download now to keep your phone spam-free!

📊 Productivity
(4.9K)
14
Verizon Call Filter
Verizon Call Filter
Verizon Call Filter
Put an end to mystery calls
Free

An app to combat spam calls, identify and block them at different risk levels, and offers additional features like Caller ID and area code blocking. Try Verizon Call Filter for a more secure calling experience!

🔧 Utilities
(300K)
15
Call & Text Blocker・Block Spam
Call & Text Blocker・Block Spam
Call & Text Blocker・Block Spam
Stop scam & annoying robocalls
Free

Experience seamless and personalized travel planning with our innovative application. Plan your trips, book accommodations, discover local experiences, and create unforgettable memories, all in one place. Start exploring today!

🔧 Utilities
(49)
16
Spam Stop: Block Spam Texts
Spam Stop: Block Spam Texts
Spam Stop: Block Spam Texts
Block Unwanted Messages
Free

Block spam texts effortlessly with Spam Stop. This revolutionary app automatically filters 99% of unwanted messages, offering customizable text blocking options and prioritizing user privacy. Say goodbye to spam, scams, and telemarketing texts - try Spam Stop for free today!

🔧 Utilities
(45)
17
VeroSMS
VeroSMS
VeroSMS
Privacy First SMS Spam Blocker
Free
🔧 Utilities
(290)
18
Phone ID: Spam Call Block App
Phone ID: Spam Call Block App
Phone ID: Spam Call Block App
Unknown Number & Text Blocker
Free

A powerful app that blocks spam calls and identifies unknown numbers to help you avoid unwanted disruptions. Download now to enjoy a hassle-free calling experience.

📊 Productivity
(99)
19
Blockr: SMS, Spam Text Blocker
Blockr: SMS, Spam Text Blocker
Blockr: SMS, Spam Text Blocker
Block & Filter Scam Messages
Free

Protect your phone from spam messages with an AI-powered text blocker app. Say goodbye to scam texts and stay safe with Blockr. Download now to experience seamless spam protection.

🔧 Utilities
(310)
20
Spam Text Blocker - TextShield
Spam Text Blocker - TextShield
Spam Text Blocker - TextShield
Robo scam killer block message
Free

A text protection application that blocks spam, organizes messages, and detects scams to keep your inbox clean and secure. Try TextShield for advanced filtering and intelligent sorting of text messages to safeguard your inbox.

🔧 Utilities
(119)