# EXFO EXs vs AAT Installation App

The clearest difference is update cadence: EXFO EXs at every 2 months against AAT Installation App's every 22 months. AAT Installation App's advantage is iOS requirement (12.1 vs 14.0). 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.

EXFO EXs ships an update every 2 months, AAT Installation App every 22 months. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | EXFO EXs | AAT Installation App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (6 ratings)](https://appshunter.io/ios/app/exfo-exs/id1303844031/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 22 months |
| Monetization | Free | — |
| Size | 26 MB | 36 MB |
| Requires iOS | 14.0 | **12.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EXFO Inc.](https://appshunter.io/developer/462252930) | [Martin Hupa](https://appshunter.io/developer/444985004) |

## What reviewers say

### EXFO EXs

[App page](https://appshunter.io/ios/app/exfo-exs/id1303844031)

This application enables communication service providers to test and qualify Ethernet, PON, and Wi-Fi services for customers. It provides detailed metrics for throughput, latency, and optical connections, generating comprehensive reports for service provisioning and troubleshooting.

**Highlights:** Ethernet, PON, and Wi-Fi testing, Throughput and latency validation, Optical connection qualification, Wi-Fi Channel Map analysis, Report generation, Cloud-enabled firmware upgrades

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

**In-app purchases:** none


### AAT Installation App

[App page](https://appshunter.io/ios/app/aat-installation-app/id1539456531)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EXFO EXs free?

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

### Is AAT Installation App free?

AAT Installation App is free to download, with no in-app purchases.

### Do EXFO EXs or AAT Installation App have ads?

Neither EXFO EXs nor AAT Installation App shows ads.

### Which is updated more often, EXFO EXs or AAT Installation App?

EXFO EXs ships an update every 2 months, and AAT Installation App every 22 months. Most recently, EXFO EXs was updated on October 20, 2026 and AAT Installation App on October 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.*