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Best Free Text Blocker Apps

249+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated August 2026

Out of 249+ free text blocker apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Free Text Blocker Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Robokiller: Spam Call BlockerRobokiller: Spam Call BlockerFree4.5★ (414K)NoYesAug 2026
2SpamHound SMS Spam FilterSpamHound SMS Spam FilterFree4.2★ (1.1K)NoNoAug 2026
3Verizon Call FilterVerizon Call FilterFree4.7★ (300K)NoNoAug 2026
4Block Spam Texts | Dont TextBlock Spam Texts | Dont TextFree4.2★ (1K)NoYesAug 2026
5Textkiller - Spam Text BlockerTextkiller - Spam Text BlockerFree4.3★ (13K)NoYesAug 2026
6SpamJam: Spam Text BlockerSpamJam: Spam Text BlockerFree5.0★ (7)NoYesAug 2026
7Text Spam BlockText Spam BlockFree4.4★ (14)NoNoJul 2026
8Robot Spam Text BlockerRobot Spam Text BlockerFree3.9★ (53)NoYesAug 2026

Top Picks for Free Text Blocker

Robokiller: Spam Call Blocker#1

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

Stop 99% of Robocalls & Texts
Editor's Choice
🔧 Utilities
4.5😐(414K ratings)
FreeIn-App Purchases
#7in 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 app blocks up to 99% of unwanted spam calls and texts using advanced AI and a vast database. It also offers a unique feature to annoy spammers with automated responses and protects your personal information from being sold online.

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
SpamHound SMS Spam Filter#2

SpamHound SMS Spam Filter by Redwerk OU

Text Messages Spam Blocker App
Strong Contender
🔧 Utilities
4.2😊(1.1K ratings)
Free
SpamHound SMS Spam Filter screenshot 1
SpamHound SMS Spam Filter screenshot 2
SpamHound SMS Spam Filter screenshot 3
SpamHound SMS Spam Filter screenshot 4
SpamHound SMS Spam Filter screenshot 5

This app acts as a text message blocker, filtering unwanted SMS and MMS content. It allows users to create custom filters and manage blacklists and whitelists to protect against spam, advertising, and unknown senders. The app operates without needing an internet connection and prioritizes user privacy by not accessing message content.

What We Love

  • 🚀 Great app
  • 🚀 Works as intended
  • 🚀 Effective in blocking spam
  • 🚀 Excellent SMS blocking

Room to Improve

  • 🐛 Doesn't block all spam
  • 🐛 Inconsistent performance
  • 🐛 Requires lots of manual setup
Verizon Call Filter#3

Verizon Call Filter by Verizon Wireless

Put an end to mystery calls
Worth Considering
🔧 Utilities
4.7😐(300K ratings)
Free
Verizon Call Filter screenshot 1
Verizon Call Filter screenshot 2
Verizon Call Filter screenshot 3
Verizon Call Filter screenshot 4
Verizon Call Filter screenshot 5

This app helps you identify and block unwanted spam and robocalls. It automatically screens incoming calls, alerts you to suspected spam, and can send high-risk callers directly to voicemail. You can also report spam numbers and customize your blocking preferences for greater control over your calls.

What We Love

  • 🚀 Blocks spam calls
  • 🔒 Helps reduce spam
  • 👍 Works well for some users
  • ⭐️ Useful tool

Room to Improve

  • 🐛 Doesn't block all spam calls
  • 🔒 Blocks legitimate calls
  • 💰 Paid version required for full functionality

More Free Text Blocker 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

This app automatically filters unwanted spam text messages by sending them to a dedicated junk folder. It offers customizable filtering options, including blocking by email addresses, keywords, and phone number area codes, ensuring you only see important messages.

Automatic spam text filteringJunk folder for spam messagesBlock texts from email addresses
🔧 Utilities
(1K)
free with in-app purchases
5
Textkiller - Spam Text Blocker
Textkiller - Spam Text Blocker
Textkiller - Spam Text Blocker
Block Unwanted Messages
Free

This app automatically blocks unwanted spam text messages, protecting you from scams and telemarketing. It offers customizable filtering options, a constantly updated global block list, and a privacy-first approach to keep your inbox clean and your personal information secure.

Automatic spam text eliminationGlobal block list updated constantlyPredictive SMS blocking algorithm
🔧 Utilities
(13K)
free with in-app purchases
6
SpamJam: Spam Text Blocker
SpamJam: Spam Text Blocker
SpamJam: Spam Text Blocker
Block scams, filter junk texts
Free

This app intelligently filters unwanted text messages directly on your device, ensuring only confirmed spam is removed. It allows legitimate messages like delivery alerts and verification codes to reach your main inbox. Updates weekly to protect against the latest threats.

On-device spam filteringBlocks scams and junk textsAllows legitimate messages through
🔧 Utilities
(7)
subscription
7
Text Spam Block
Text Spam Block
Text Spam Block
Private On-device Spam Blocker
Free

Block unwanted spam text messages using advanced AI detection. This app keeps your data private by processing everything on your device, ensuring your messages remain secure. It filters political spam, job offers, fraudulent messages, and business outreaches.

AI-powered spam detectionOn-device data processingBlocks political spam
🔧 Utilities
(14)
free
8
Robot Spam Text Blocker
Robot Spam Text Blocker
Robot Spam Text Blocker
Block Scam Text Messages
Free

This app provides immediate relief from unwanted spam, telemarketing, and robot texts. It automatically blocks messages from an extensive, growing list of numbers and allows users to manually block or allow specific numbers and keywords. A free trial is available before a subscription is required for full service.

Automatic spam blockingManual number blocking/allowingKeyword blocking
🔧 Utilities
(53)
free with in-app purchases
9
Spam Text Blocker - Filtera
Spam Text Blocker - Filtera
Spam Text Blocker - Filtera
Filter junk SMS message
Free
$8.99 | 100% OFF

Automatically detect and block unwanted text messages using on-device AI. Keep your inbox clean and secure with customizable filters for SMS and RCS. Enjoy a distraction-free messaging experience.

Automatic spam blocking with AIOn-device privacyCustomizable filters
🔧 Utilities
(9)
freemium
10
Spam Call Blocker • Caller ID
Spam Call Blocker • Caller ID
Spam Call Blocker • Caller ID
Stop Robocalls & SMS Filter
Free

Instantly block unwanted calls and filter spam texts with advanced detection technology. Identify unknown callers in real-time and protect your personal data with a privacy-first design. Enjoy a cleaner, safer communication experience.

Automatic call blockingReal-time caller IDIntelligent SMS filtering
🔧 Utilities
(2)
free with in-app purchases
11
Spam Stop: Block Spam Texts
Spam Stop: Block Spam Texts
Spam Stop: Block Spam Texts
AI Scam & Spam SMS Filter
Free

Automatically block unwanted messages and protect yourself from scams. This app filters out fraud, spam, and annoying ads, allowing you to customize your blocking preferences. Enjoy peace of mind with enhanced privacy and a cleaner inbox.

Automatic 99% spam blockingBlocks fraud, spam, ads, and solicitorsCustomizable blocking by keywords and numbers
🔧 Utilities
(52)
free with in-app purchases
12
FingerWag: Spam Text Blocker
FingerWag: Spam Text Blocker
FingerWag: Spam Text Blocker
Stop spam text messages!
Free
$0.99 | 100% OFF

This app helps you block unwanted spam text messages by filtering them into a junk folder. You can use pre-set keywords or create your own to customize your spam filters.

Filter spam text messagesUse suggested keywordsCreate custom keywords
🔧 Utilities
(3)
paid
13
Block Ai: Spam Call Blocker ID
Block Ai: Spam Call Blocker ID
Block Ai: Spam Call Blocker ID
Stop Robocalls and Phone Texts
Free

Automatically identify and filter unwanted texts and calls. Create custom block lists for specific numbers or keywords. Enjoy a clean, safe, and distraction-free messaging experience with advanced filtering technology.

Smart spam detectionCustom block listsSecure and private
🔧 Utilities
(3)
subscription
14
Robo Spam Text & Call Blocker
Robo Spam Text & Call Blocker
Robo Spam Text & Call Blocker
Block & Filter Message Spammer
Free

This app provides immediate relief from robocalls, telemarketing, and spam text messages. It blocks unwanted calls and messages, including those using neighbor spoofing, and also prevents spam and ads in your Safari web browser. Enjoy a risk-free trial before subscribing to a service that reduces unwanted calls by up to 99%.

Blocks robocalls and telemarketing callsFilters spam text messagesBlocks Safari browser ads and popups
🔧 Utilities
(5K)
free with in-app purchases
15
Email SMS Blocker
Email SMS Blocker
Email SMS Blocker
by Kevin Schaefer
Free

This utility app automatically filters and blocks SMS messages originating from email addresses. It helps reduce unwanted spam by preventing these specific types of messages from reaching your inbox.

Automatic SMS blockingFilters messages from email addressesReduces spam and unwanted messages
🔧 Utilities
(5)
free
16
TextInPeace Spam Text Blocker
TextInPeace Spam Text Blocker
TextInPeace Spam Text Blocker
Block Unwanted Messages
Free

This app uses AI to detect and block unwanted spam text messages, protecting your privacy. It offers customizable filtering and automatic updates to stay ahead of new spam tactics. Enjoy a clutter-free inbox with an easy-to-use interface that operates on-device for maximum security.

Intelligent Spam DetectionCustomizable FilteringAutomatic Updates
🔧 Utilities
(4)
free
17
SMS Blocker&Group SMS
SMS Blocker&Group SMS
SMS Blocker&Group SMS
Filter Spam/Mass Text Messages
Free

This app helps manage your text messages by blocking spam and unknown numbers. You can set custom keywords for both blocking and filtering, and also send mass texts to your contacts. It offers monthly and yearly subscription options for enhanced features.

Block spam and unknown messagesSet blacklist keywords for blockingSet whitelist keywords for filtering
🌟 Lifestyle
(4)
free with in-app purchases
18
Junkman: AI Spam SMS Blocker
Junkman: AI Spam SMS Blocker
Junkman: AI Spam SMS Blocker
Smart spam message filter
Free

This app intelligently filters incoming text messages, categorizing them as normal, junk, transaction, or promotional. It utilizes advanced machine learning and a dedicated spam database to block unwanted messages, operating entirely offline for enhanced privacy. Users can also create custom rules for precise control over message filtering.

AI-powered message classificationSpam and threat databaseCustomizable rule lists with Regex support
📊 Productivity
(117)
free with in-app purchases
19
AI Spam Shield Text Blocker
AI Spam Shield Text Blocker
AI Spam Shield Text Blocker
Robokiller Messages Ads Free
Free

This app uses AI to automatically block unwanted spam SMS messages. It learns from a vast dataset of spam texts to protect your inbox. Premium membership offers automatic background operation and regular model updates for continuous protection.

AI-powered spam detectionAutomatic SMS blockingContinuous background protection
🔧 Utilities
(4)
freemium
20
Owly - SMS Spam Blocker
Owly - SMS Spam Blocker
Owly - SMS Spam Blocker
AI based SMS filter
Free
🔧 Utilities
(0)

FAQ about Free Text Blocker

What are the best free text blocker apps for iPhone?
Robokiller: Spam Call Blocker tops our free text blocker apps ranking as of August 2026, with a 4.5-star average from 414K App Store ratings, and it's free to download.
Robokiller: Spam Call Blocker has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ free text blocker apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Robokiller is designed to eliminate up to 99% of spam calls and text messages. It uses a global database of known spam numbers and AI-powered audio fingerprinting to identify and block unwanted communications. The app also offers features to annoy spammers and protect your personal information.
It employs a multi-pronged approach. A global database of 1.4 billion analyzed calls instantly protects against known scams. Additionally, patented audio fingerprinting technology uses machine learning to identify and block annoying, unwanted calls before they ring your phone.