Alexis Kestler
Have you ever received a sketchy text from an unknown number trying to sell you something or requesting personal information? These spam texts and scam messages seem unavoidable nowadays. While merely a nuisance at first, they can quickly become dangerous if you click any malicious links or provide sensitive info.
Thankfully, spam blocker apps provide a simple solution to take control over the spam texts flooding your phone. With the best call and text blocker apps, you can automatically detect and block nuisance texts before they ever reach you. No more bothersome spam disrupting your day.
In this comprehensive guide, we evaluate the top 5 spam blocker apps for Android and iOS to stop text spam in 2023.
How We Selected the Best Spam Blocking Apps
With spam blockers, you want maximum spam detection without mistakenly sending wanted texts to the junk folder. We looked at these key criteria to compare the top anti-spam apps:
- Effectiveness – Accuracy in detecting and blocking spam texts based on user reviews and our testing
- Ease of Use – Simple setup and automation for blocking texts
- Customization – Flexibility to tailor app to your specific needs
- Price – Free or paid subscription costs
- Privacy – Secure handling of user data
Whether you have an iPhone or Android, our guide will help you find the best spam call and text blocker tailored to your needs. Let’s look at the top 5 options.
1. RoboKiller – Top Rated App for Stopping Spam Texts
RoboKiller is the top-rated iPhone and Android app for blocking spam calls and texts in 2023. This clever app fights back against spammers by wasting their time and resources.
It uses predictive blocking powered by an always-updating spam database to stop texts and calls identified as nuisance or fraudulent. RoboKiller claims to eliminate 99% of spam and robocalls with its advanced filtering.
We found the app lived up to its promise in our testing. Setup only takes a few minutes, and you‘ll likely see spam detection working right away. While not 100% foolproof, it blocks the vast majority of spam accurately without blocking wanted texts.
RoboKiller also entertains itself by answering spam calls with hilarious audio recordings to waste the telemarketers’ time. Quite amusing!
The basic RoboKiller app is free to try with limited call blocking capability. For full-featured text blocking, you would need to upgrade to premium for $3.99 a month. This small investment is well worth it for the huge headache savings from spam text freedom.
Overall, RoboKiller earns its reputation as the most effective spam blocking app for texts and calls in 2023. The premium features make this our top recommendation.
Key Features
✅ Predictive blocking stops 99% of spam texts/calls
✅ Wastes spammers’ time with hilarious rebuttals
✅ Easy automated filtering to junk folder
✅ Premium filters spam texts – $3.99/month
✅ Works for iPhones and Android phones
2. SMS Shield – Accuracy Focused iOS Text Blocker
SMS Shield stands out as the best iPhone spam blocking app focused on accurately detecting text spam without falsely catching wanted texts. This offline spam filter utilizes a machine learning algorithm trained on hundreds of millions of texts to pinpoint and block nuisance messages.
Rather than relying on crowdsourced databases prone to holes, SMS Shield extracts the DNA of each text to assess if it‘s spam. This provides reliable accuracy the moment you enable the app‘s protection.
Key features that enhance precision blocking include:
- Frequent Traveler Mode – Prevents falsely blocking texts when moving between regions
- Custom Block Lists – Manually block specific unwanted numbers
- Automatic Spam Filtering – No settings adjusting needed
With a simple setup that works automatically out-the-box, SMS Shield makes quick work of spam texts without ongoing upkeep. While protecting your texts, it allows wanted messages through reliably.
The developers keep SMS Shield focused specifically on spam text blocking rather than trying to block calls like some apps. We love apps that focus on doing one thing very well, and SMS Shield nails text blocking accuracy.
For the best precision spam filter safeguarding your iPhone texts, SMS Shield is a foolproof pick.
Key Features
✅ Precise ML spam text detection
✅ No unwanted texts blocked
✅ Automatic blocking out-the-box
✅ Travel Mode prevents false positives
✅ Easy custom block lists
✅ iOS only
3. Spam Blocker – Powerful Text and Call Blocker for Android
The aptly named Spam Blocker (or Block Text) app combines a robust text blocker with call blocking for protecting your Android phone.
Utilizing cloud databases and local filters, it identifies and automatically blocks nuisance spam texts and calls from bothering you. Numbers identified as high risk get permanently blocked while unknown numbers reach your inbox with risk ratings.
We love the granular customization so you can dial blocks to your comfort level. Keyword blocking gives you laser focus blocking unwanted text spam by keywords. For extra protection, Block Text can prevent texts from private numbers and block message copy/paste.
While the free version packs basic call and text spam protection, premium unlocks the full suite of custom blocks. At only $1.99 yearly, unlocking these pro power user tools is a no-brainer for stopping android spam texts and calls.
For a robust set of call and text blocking tools securing your Android phone, Block Text is a top pick we highly recommend.
Key Features
✅ Blocks text messages and calls
✅ Keyword and private number blocking
✅ Permanent and temporary block options
✅ Fully customizable protection
✅ Affordable $1.99 per year premium
4. TextKiller – Fast Acting Text Spam Blocker for iPhone
TextKiller brings speedy and automated iPhone text spam blocking in a straightforward package.
It leverages a fast-adapting spam filter using artificial intelligence to identify and block nuisance text messages right as they hit your phone. Accuracy starts high out the gates and improves over time.
We like TextKiller‘s simplicity that perfectly balances customization and ease of use. The default protection works great for most, while power users can exclude contacts or tweak keyword blocking lists to their needs.
By focusing specifically on text spam blocking, TextKiller provides incredibly responsive protection as soon as installing the app. And handling text blocking only allows the app to excel at this single purpose.
The app developer also prioritizes user privacy and security, never storing messages on unencrypted servers.
For instant and accurate spam text blocking cleanly integrated with your iPhone, TextKiller is a leading choice that gets the job done. The free and premium versions make it accessible for all iOS users.
Key Features
✅ Lightning fast text spam blocking
✅ AI adaptive spam detection
✅ Simple yet customizable
✅ Premium ad-free option
✅ Secure encrypted data
5. Truecaller – Caller ID and Spam Blocking
Truecaller takes a unique approach by combining spam blocking with crowdsourced caller ID.
Users globally contribute identified caller names and spam ratings. This creates a community sourced database of over 1 billion known callers.
Truecaller then taps this database to name who is calling you and detect spammers. You‘ll get helpful alerts on any high risk numbers before answering a call or text.
On Android phones, Truecaller takes strong automatic action by directly blocking identified spam calls and texts so they never bother you. For iPhones, you manually flag numbers to block which works quite well.
We really like how Truecaller‘s global community enhances protection through shared caller insights on top of automatic spam detection. If a number gets flagged as spam by multiple others, you‘ll instantly know to avoid it.
And identifying 90% of calls by name gives you helpful context before ever answering. This combination of community protection plus real-time risk alerts creates a unique multi-layer defense.
While primarily focused on blocking calls, Truecaller‘s SMS spam protection and invaluable caller details make it a top supporting choice for identifying text spam risks.
Key Features
✅ 1B crowdsourced caller details
✅ Community sourced spam detection
✅ Risk alerts on texts and calls
✅ Automatic blocking on Android
✅ Caller ID boosts protection
Which App is the Best Text Spam Blocker for You?
Here is a quick recap of our top picks for Android and iOS text spam blockers:
- RoboKiller – Top rated app that eliminates 99% of text spam with predictive blocking
- SMS Shield – Specialized iOS text blocker focused on precision accuracy
- Spam Blocker – Feature-packed Android app with keyword blocking tools
- TextKiller – Straightforward, fast-acting iPhone spam text blocker
- Truecaller – Innovative community protection and caller ID unmasking text spammers
Any of these best spam blocker apps offer reliable protection from nuisance texts tailorable to your needs.
Key decision factors include your OS platform, desire for calling features, customization options, price, and your tolerance level if wanted texts occasionally get blocked.
Adjusting spam detection sensitivity higher initially then easing back as the app adapts its blocking intelligence over time produces great results. Excluding contacts is also wise as you change phone numbers to prevent blocking friends.
Whichever app you choose, blocking those pesky spam texts provides welcome relief from the distraction, privacy invasion, and security risks. Give one of these top-rated call blocker and spam text stopper apps a try today!
