# SpamBlocker vs Scan Square

The clearest difference is update cadence: Scan Square at every 2 weeks against SpamBlocker's every 3 months. SpamBlocker's advantage is iOS requirement (16.6 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SpamBlocker sells 1 one-off in-app purchase and Scan Square sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

SpamBlocker ships an update every 3 months, Scan Square every 2 weeks. The most recent releases landed on June 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | SpamBlocker | Scan Square |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (6 ratings)](https://appshunter.io/ios/app/spamblocker/id570617592/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 13.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 8 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seimitsusakufu LLC](https://appshunter.io/developer/459361672) | [NOUREDDINE HAMOUDA](https://appshunter.io/developer/1836796977) |

## What reviewers say

### SpamBlocker

[App page](https://appshunter.io/ios/app/spamblocker/id570617592)

This app helps manage unwanted emails by reassigning spam mailboxes and filtering incoming messages. It uses machine learning and rule-based systems to identify and block junk mail, supporting IMAP/POP3 accounts. It does not have mail sending capabilities.

**Highlights:** Spam/Trash mailbox reassignment, Machine learning spam filtering, Rule-based filtering (sender, subject), IMAP/POP3 support, HTML image blocking, Multi-account support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad&Limitation | $0.99 | one-time |


### Scan Square

[App page](https://appshunter.io/ios/app/scan-square/id6751784215)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Monthly | $5.99 | per month |
| Premium Monthly | $11.99 | per month |
| Annual Subscription | $119.00 | per year |


## Frequently asked questions

### Is SpamBlocker free?

SpamBlocker is free to download, with in-app purchases available.

### Is Scan Square free?

Scan Square is free to download, with in-app purchases available.

### Do SpamBlocker or Scan Square have ads?

Neither SpamBlocker nor Scan Square shows ads.

### Which is updated more often, SpamBlocker or Scan Square?

SpamBlocker ships an update every 3 months, and Scan Square every 2 weeks. Most recently, SpamBlocker was updated on June 25, 2026 and Scan Square on September 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*