SMS Junk Filter vs SpamShield
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SMS Junk Filter
Automatically filters unwanted SMS and MMS messages using AI and a community-powered spam reporting system. Create custom rules to block or allow specific messages and avoid notifications from spam, phishing, and malicious links.
- Automatic SMS spam filtering
- AI-powered filtering engine
- Customizable blocking rules
- Cloud-based spam reporting
- Phishing and malicious link detection
- Apple Watch notification avoidance
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SMS Junk Filter is a brand new extension to the Messages app that automatically filters unwanted SMS text messages. When you choose to install and use SMS Junk Filter on your device, the spam filter will access the text and content included in incoming SMS and MMS messages that you receive from senders that are not in your Contacts and if it detects it as SPAM it will move the message to a special folder in your Messages app. No more useless notifications, so you only receive notifications for important messages. • Automatically Filters SMS spam messages with our Artificial Intelligence engine. • Create your own custom rules to better block or allow certain messages. • Powerful cloud-based SPAM reporting community. • Avoid Unwanted notifications on your Apple Watch. • Block SMS Phishing attacks and Filter malicious web links We offer a Free 7-Day Subscription Trial. You will not be charged during the trial period. You can cancel and update your subscription at any time. Visit our website to learn more information about our product. Automatic Filtering: SMS Junk Filter utilizes Artificial Intelligence and Machine Learning models that are crowd-sourced by the community, and the determination of a spam message is based on the contents of the message only in many different languages. The filtering engine will learn and improve over time. Custom Rules: The app allows you to create your own custom rules, to improve and/or override the automatic filtering rules. You can create rules that are based on the content of the message and or the sender's phone number. Cloud Filtering: SMS Junk Filter app is powered by a scalable cloud infrastructure to augment the detection of SPAM SMS messages and malicious links contained in such messages. We utilizes also crowdsource data to block malicious web links from messages that may harm your privacy, defraud you and or affect the security of your data. You can learn more in the documentation inside the app about how machine-learning and custom rules works. Subscription Details: • Free 7-day Trial. • 1 Year Plan Subscription that provides SMS spam filtering functionality. • Payment will be charged to iTunes Account at the end of the trial period. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase Terms of Use: https://www.smsjunk.com/terms_of_service.html Privacy Policy: https://www.smsjunk.com/privacy.html
SpamShield
Block over 99% of spam and unwanted text messages automatically. This app offers customizable filters, block and allow lists, and privacy-focused features to ensure you only see important messages.
- Blocks over 99% of spam texts
- Customizable block and allow lists
- Keyword and phone number filtering
- Privacy-first design with local data storage
- 24/7 background protection
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Stop 99% of spam texts before they reach your inbox. MessageShield is your personal shield against unwanted texts, spam, and scams. Every day, millions of users are bombarded with annoying or even dangerous messages. With MessageShield, you can finally reclaim your inbox. Fast, smart, and privacy-first, MessageShield ensures you only see the messages that matter. Block spam instantly Stop over 99% of unwanted texts automatically. Our predictive filtering works in real time, keeping your inbox safe without you lifting a finger. Take control of who can reach you With customizable Block and Allow lists, you decide exactly which contacts can message you. No more accidental spam interruptions. Protect your money and privacy Text scams cost people hundreds of dollars annually. MessageShield keeps you safe while ensuring your personal messages stay private. Fully customizable filtering Keyword filters, phone number ranges, and contact-based settings give you precise control over your message flow. MessageShield is built for people who value their time, their safety, and their privacy. It’s the smarter, faster, and more intuitive way to stop spam before it reaches you. Easy to use, safe by design: • Name-based filters are stored locally — nothing is sent to servers. • Minimal permissions required, ensuring your personal data stays in your hands. • Works seamlessly in the background, protecting you 24/7 without interruptions. Terms Of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://vinxsolutions.com/messageshield/privacy.html
Screenshots
Verdict
The clearest difference is rating: SpamShield at 5.0 against SMS Junk Filter's 3.2. SMS Junk Filter's advantage is update cadence (every 9 days vs every 4 weeks) and ratings volume (16 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. SMS Junk Filter sells 1 in-app purchase, starting at $7.99 per year and SpamShield sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.
SpamShield holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: SMS Junk Filter has 16 ratings behind it against 1, so its average is the more settled of the two.
SMS Junk Filter ships an update every 9 days, SpamShield every 4 weeks. The most recent releases landed on October 21, 2026 and October 20, 2026 respectively.
| Parameter | SMS Junk Filter | SpamShield |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (16 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 38.5% of reviews | — |
| Number of ratings | 16 — better | 1 |
| Update frequency | Every 9 days — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 30 MB | 6 MB |
| Age rating | 4+ | 9+ |
| Developer | RADSense Software | Vinx Solutions |
Customer experience
SMS Junk Filter
SpamShield
In-app purchases
SMS Junk Filter
- SMS Junk Filter7 Days trial$7.991 Year
SpamShield
- MessageShield Pro7 Days trial$14.991 Month
- MessageShield Pro7 Days trial$39.991 Year








