# Airlock.Pro vs IRIS by CPG FM

The clearest difference is update cadence: IRIS by CPG FM at every 2 months against Airlock.Pro's every 16 months. Airlock.Pro's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Airlock.Pro ships an update every 16 months, IRIS by CPG FM every 2 months. The most recent releases landed on October 6, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Airlock.Pro | IRIS by CPG FM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 months** |
| Size | 309 MB | 71 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ludicrous Mode Sdn Bhd](https://appshunter.io/developer/1700535278) | [SoftGridinc Pte. Ltd.](https://appshunter.io/developer/1513280610) |

## What reviewers say

### Airlock.Pro

[App page](https://appshunter.io/ios/app/airlockpro/id1480699404)

**Features:** macOS Compatibility

**In-app purchases:** none


### IRIS by CPG FM

[App page](https://appshunter.io/ios/app/iris-by-cpg-fm/id6783719088)

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

**In-app purchases:** none


## Frequently asked questions

### Is Airlock.Pro free?

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

### Is IRIS by CPG FM free?

IRIS by CPG FM is free to download, with no in-app purchases.

### Do Airlock.Pro or IRIS by CPG FM have ads?

Neither Airlock.Pro nor IRIS by CPG FM shows ads.

### Which is updated more often, Airlock.Pro or IRIS by CPG FM?

Airlock.Pro ships an update every 16 months, and IRIS by CPG FM every 2 months. Most recently, Airlock.Pro was updated on October 6, 2026 and IRIS by CPG FM on September 30, 2026.

---

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