# EXFO EXs vs OBJ Viewer

The clearest difference is update cadence: OBJ Viewer at every 6 days against EXFO EXs's every 2 months. EXFO EXs's advantage is iOS requirement (14.0 vs 17.6). 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, OBJ Viewer every 6 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | EXFO EXs | OBJ Viewer |
| --- | --- | --- |
| 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 6 days** |
| Monetization | Free | — |
| Size | 26 MB | 1 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [EXFO Inc.](https://appshunter.io/developer/462252930) | [Shota Sukhiashvili](https://appshunter.io/developer/1843072730) |

## 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


### OBJ Viewer

[App page](https://appshunter.io/ios/app/obj-viewer-view-3d-models/id6803442606)

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

**In-app purchases:** none


## Frequently asked questions

### Is EXFO EXs free?

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

### Is OBJ Viewer free?

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

### Do EXFO EXs or OBJ Viewer have ads?

Neither EXFO EXs nor OBJ Viewer shows ads.

### Which is updated more often, EXFO EXs or OBJ Viewer?

EXFO EXs ships an update every 2 months, and OBJ Viewer every 6 days. Most recently, EXFO EXs was updated on October 11, 2026 and OBJ Viewer on October 7, 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.*