# AWD PGMS vs PrefixBlock

The clearest difference is in-app purchases: AWD PGMS at none against PrefixBlock's 3. AWD PGMS also leads on iOS requirement (12.0 vs 17.6). PrefixBlock's advantage is update cadence (weekly vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. PrefixBlock sells 3 in-app purchases, starting at $0.99 per month. AWD PGMS asks for nothing beyond the download.

AWD PGMS ships an update fortnightly, PrefixBlock weekly. The most recent releases landed on October 30, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | AWD PGMS | PrefixBlock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Size | 31 MB | 4 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Aiwado Food Joint Stock Company](https://appshunter.io/developer/1681617239) | [Phung Doanh](https://appshunter.io/developer/965062916) |

## What reviewers say

### AWD PGMS

[App page](https://appshunter.io/ios/app/awd-pgms/id6446270854)

**Features:** macOS Compatibility

**In-app purchases:** none


### PrefixBlock

[App page](https://appshunter.io/ios/app/prefixblock-spam-call-filter/id6800204952)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chặn đầu số pro tháng | $0.99 | per month |
| Chặn đầu số pro năm | $4.99 | per year |
| Chặn đầu số trọn đời | $9.99 | one-time |


## Frequently asked questions

### Is AWD PGMS free?

AWD PGMS is free to download, with no in-app purchases.

### Is PrefixBlock free?

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

### Do AWD PGMS or PrefixBlock have ads?

Neither AWD PGMS nor PrefixBlock shows ads.

### Which is updated more often, AWD PGMS or PrefixBlock?

AWD PGMS ships an update fortnightly, and PrefixBlock weekly. Most recently, AWD PGMS was updated on October 30, 2026 and PrefixBlock on November 8, 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.*