SMS SPAM Filter vs Block
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SMS SPAM Filter
Block unwanted SMS messages with customizable rules and AI-powered evaluation. Protect your privacy by filtering messages based on sender, content, or country code, all processed offline on your device.
- Customizable blocking rules
- Block by expression
- Block by phone number
- Block by country code
- Block by area code
- AI-powered message evaluation
- Offline processing
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Simple and easy to use mobile application for blocking of disturbing SMS. You can create your own rules or just use predefined. You are able to block messages by expression, by phone number, using the phone number country code to block senders from specific countries or by telephone area code. Artificial Intelligence can also help with evaluation. The evaluation of your SMS messages is offline without contacting any server, is executed only on your device and your messages are not sent through any communication channel.
Block
This app acts as a telephone firewall, providing control over incoming calls and protection from spam. It identifies and blocks unwanted numbers, alerts you to potential spam, and allows you to look up numbers for spam reports. Take back control of your privacy and reduce nuisance calls.
- Block spam numbers
- Alerts for incoming spam calls
- Phone number lookup for spam reports
- Block international numbers
- Wildcard blocking for number ranges
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Block-Spam stops spam calls, robocalls and unwanted numbers before your phone even rings — without uploading your contacts to anyone. Built on Apple CallKit, Block-Spam works quietly in the background and keeps your data on your device. No account. No sharing your address book. WHAT YOU CAN DO • Block spam & scam calls automatically using a community-powered database • Identify suspicious numbers so you know who's calling • Block ranges of consecutive numbers with a single rule, using wildcards (Premium) • Create your own personal block list • Look up any number to check if it's been reported as spam • Report nuisance numbers to help the community • Filter spam text messages (SMS) into their own folder PRIVACY FIRST Block-Spam uses Apple's on-device call blocking. We don't upload your contacts and we don't sell your data. Number checks are handled securely. HOW TO ACTIVATE (takes 15 seconds) 1. Open Settings › Phone › Call Blocking & Identification 2. Turn Block-Spam ON That's it — you're protected. PREMIUM — ULTIMATE PROTECTION (OPTIONAL) • 24/7 protection: the spam database refreshes automatically in the background • No ads • Unlimited number lookups • Wildcards: block a whole range of numbers with a single rule Plans: 3 months or 1 year, with a 7-day free trial. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless you cancel at least 24 hours before the end of the current period; your account is charged for renewal within 24 hours prior to the end of the period. You can manage or cancel your subscription in your Apple Account settings. Any unused portion of a free trial is forfeited when you purchase a subscription. Prices are shown in the app in your local currency before you confirm. Terms of Use: https://block-spam.com/terms?lng=en Standard EULA (Apple): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://block-spam.com/privacy?lng=en Block-Spam is free to use, supported by ads, with an optional Premium subscription. Questions? support_ios@block-spam.com
Screenshots
Verdict
The clearest difference is in-app purchases: SMS SPAM Filter at none against Block's 2. SMS SPAM Filter also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.6). Block's advantage is rating (4.1 vs 3.8). On price, review sentiment, ratings volume and update cadence 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. Block sells 2 in-app purchases, starting at $12.99 per 3 months. SMS SPAM Filter asks for nothing beyond the download.
Block holds the better App Store score, 4.1 against 3.8. Both are backed by a comparable volume of ratings — 9 and 18 respectively. Written reviews complicate that: 33% of SMS SPAM Filter's written reviews are positive against 30% of Block's, so the app with the better star average is not the one people write more warmly about.
SMS SPAM Filter ships an update weekly, Block every 2 weeks. The most recent releases landed on September 16, 2026 and September 17, 2026 respectively.
| Parameter | SMS SPAM Filter | Block |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (9 ratings) | 4.1 (18 ratings) — better |
| Positive reviews | 33.3% of reviews — better | 30.0% of reviews |
| Number of ratings | 9 | 18 — better |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 44 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Michal Indra | ALBERT PAMIES PARES |
Customer experience
SMS SPAM Filter
Block
In-app purchases
SMS SPAM Filter
No in-app purchases
Block
- Premium 3 Months7 Days trial$12.993 Months
- Premium Annual7 Days trial$34.991 Year
Questions
Is SMS SPAM Filter free?
Is Block free?
Which has better reviews, SMS SPAM Filter or Block?
Do SMS SPAM Filter or Block have ads?
Which is updated more often, SMS SPAM Filter or Block?
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