# KeyGuardian vs Iron Blocker

The clearest difference is in-app purchases: KeyGuardian at none against Iron Blocker's 4. Iron Blocker's advantage is update cadence (every 5 weeks vs every 21 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Iron Blocker sells 3 in-app purchases, starting at $9.99 per 7 days. KeyGuardian asks for nothing beyond the download.

KeyGuardian ships an update every 21 months, Iron Blocker every 5 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | KeyGuardian | Iron Blocker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (4 ratings)](https://appshunter.io/ios/app/iron-blocker/id6479026222/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 5 weeks** |
| Monetization | — | Freemium |
| Size | 1 MB | 55 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sergii Sinkevych](https://appshunter.io/developer/1134556320) | [Shamrai Arthur](https://appshunter.io/developer/1734808772) |

## What reviewers say

### KeyGuardian

[App page](https://appshunter.io/ios/app/keyguardian/id6469448483)

**Features:** macOS Compatibility

**In-app purchases:** none


### Iron Blocker

[App page](https://appshunter.io/ios/app/iron-blocker/id6479026222)

Block intrusive ads, trackers, and unwanted callers to enhance your browsing and communication. Take control of your digital space for a smoother, more secure online experience. Unlock advanced features with a premium subscription.

**Highlights:** Ad Blocking, Tracker Blocking, Website Blocking, Call Blocking, Spam Call Protection, Premium Subscription for Advanced Features

**Features:** Safari Extension, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Browser ADS, Spam Call Blocker | $9.99 | per 7 days |
| Iron Adblock and CallBlock | $13.99 | per month |
| Mobile AdBlock, Wifi Protector | $79.99 | per year |


## Frequently asked questions

### Is KeyGuardian free?

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

### Is Iron Blocker free?

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

### Do KeyGuardian or Iron Blocker have ads?

Neither KeyGuardian nor Iron Blocker shows ads.

### Which is updated more often, KeyGuardian or Iron Blocker?

KeyGuardian ships an update every 21 months, and Iron Blocker every 5 weeks. Most recently, KeyGuardian was updated on November 3, 2026 and Iron Blocker on November 4, 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.*