# dotmill PMS vs Smart Spam Filter

The clearest difference is in-app purchases: dotmill PMS at none against Smart Spam Filter's 2. dotmill PMS also leads on update cadence (every 4 days vs every 2 weeks) and iOS requirement (12.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Smart Spam Filter sells 2 in-app purchases, starting at $2.99 per month. dotmill PMS asks for nothing beyond the download.

dotmill PMS ships an update every 4 days, Smart Spam Filter every 2 weeks. The most recent releases landed on September 23, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | dotmill PMS | Smart Spam Filter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (9 ratings)](https://appshunter.io/ios/app/smart-spam-filter/id6503603784/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 98.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 23 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [dotmill](https://appshunter.io/developer/1734396369) | [Junbum Lee](https://appshunter.io/developer/1749481503) |

## What reviewers say

### dotmill PMS

[App page](https://appshunter.io/ios/app/dotmill-pms/id6478913376)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Spam Filter

[App page](https://appshunter.io/ios/app/smart-spam-filter/id6503603784)

This AI-powered application automatically filters unwanted spam and smishing messages. It utilizes advanced AI models, both online and on-device, to detect and block new types of fraudulent texts in real-time. Additional features include custom blacklisting and whitelisting for enhanced control.

**Highlights:** AI-based spam/smishing filtering, Online real-time AI detection, On-device AI learning, Keyword and number blocking, Whitelist functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy a cup of coffee per month | $2.99 | per month |
| Support a chicken per year | $29.99 | per year |


## Frequently asked questions

### Is dotmill PMS free?

dotmill PMS is free to download, with no in-app purchases.

### Is Smart Spam Filter free?

Smart Spam Filter is free to download, with in-app purchases available.

### Do dotmill PMS or Smart Spam Filter have ads?

Neither dotmill PMS nor Smart Spam Filter shows ads.

### Which is updated more often, dotmill PMS or Smart Spam Filter?

dotmill PMS ships an update every 4 days, and Smart Spam Filter every 2 weeks. Most recently, dotmill PMS was updated on September 23, 2026 and Smart Spam Filter on September 27, 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.*