# AddSecure IRIS Installer vs STerminal 3

The clearest difference is update cadence: STerminal 3 at every 2 months against AddSecure IRIS Installer's every 10 months. 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.

AddSecure IRIS Installer ships an update every 10 months, STerminal 3 every 2 months. The most recent releases landed on October 10, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | AddSecure IRIS Installer | STerminal 3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Size | 70 MB | 29 MB |
| Requires iOS | 12.4 | **12.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AddSecure AS](https://appshunter.io/developer/1062776232) | [Sierzega Elektronik GmbH](https://appshunter.io/developer/1795210903) |

## What reviewers say

### AddSecure IRIS Installer

[App page](https://appshunter.io/ios/app/addsecure-iris-installer/id1453773075)

**Features:** macOS Compatibility

**In-app purchases:** none


### STerminal 3

[App page](https://appshunter.io/ios/app/sterminal-3/id6741711260)

**In-app purchases:** none


## Frequently asked questions

### Is AddSecure IRIS Installer free?

AddSecure IRIS Installer is free to download, with no in-app purchases.

### Is STerminal 3 free?

STerminal 3 is free to download, with no in-app purchases.

### Do AddSecure IRIS Installer or STerminal 3 have ads?

Neither AddSecure IRIS Installer nor STerminal 3 shows ads.

### Which is updated more often, AddSecure IRIS Installer or STerminal 3?

AddSecure IRIS Installer ships an update every 10 months, and STerminal 3 every 2 months. Most recently, AddSecure IRIS Installer was updated on October 10, 2026 and STerminal 3 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.*