SMS Junk Filter vs MailFiltr
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
MailFiltr
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Your new favorite email tool. - Create as many new addresses as you need. - Multiple domains for the same account. - Perform actions on incoming mail. We spot the bad guys - There is a lot of phishing and spam out there, making it hard to tell the good from the bad. But this is no longer the case.
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Verdict
The clearest difference is in-app purchases: MailFiltr at none against SMS Junk Filter's 1. SMS Junk Filter's advantage is update cadence (every 9 days vs monthly) and iOS requirement (11.0 vs 13.0). On price, ads and device support 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. MailFiltr asks for nothing beyond the download.
SMS Junk Filter ships an update every 9 days, MailFiltr monthly. Both last shipped on October 5, 2026.
| Parameter | SMS Junk Filter | MailFiltr |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (16 ratings) — better | — |
| Positive reviews | 38.5% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 9 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 30 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | RADSense Software | William Oling |
In-app purchases
SMS Junk Filter
- SMS Junk Filter7 Days trial$7.991 Year
MailFiltr
No in-app purchases









