# FLEX vs IRIGuest

The clearest difference is iOS requirement: FLEX at 10.0 against IRIGuest's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

FLEX ships an update every 9 days, IRIGuest fortnightly. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | FLEX | IRIGuest |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Size | 23 MB | 55 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Industries Fil Metallique Major Ltee, Les](https://appshunter.io/developer/1500595124) | [Alfredo Sanfilippo](https://appshunter.io/developer/777562764) |

## What reviewers say

### FLEX

[App page](https://appshunter.io/ios/app/flex-mat-sensor/id1521518067)

**Features:** macOS Compatibility

**In-app purchases:** none


### IRIGuest

[App page](https://appshunter.io/ios/app/iriguest-visitor-management/id6677048558)

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

**In-app purchases:** none


## Frequently asked questions

### Is FLEX free?

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

### Is IRIGuest free?

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

### Do FLEX or IRIGuest have ads?

Neither FLEX nor IRIGuest shows ads.

### Which is updated more often, FLEX or IRIGuest?

FLEX ships an update every 9 days, and IRIGuest fortnightly. Most recently, FLEX was updated on October 5, 2026 and IRIGuest on October 15, 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.*