# OTDR Data Transporter vs EXFO OPM

The clearest difference is update cadence: EXFO OPM at every 7 months against OTDR Data Transporter's every 15 months. EXFO OPM also leads on iOS requirement (10.0 vs 15.5). 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.

OTDR Data Transporter ships an update every 15 months, EXFO OPM every 7 months. The most recent releases landed on October 17, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | OTDR Data Transporter | EXFO OPM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (7 ratings)](https://appshunter.io/ios/app/exfo-opm/id1342361869/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 7 months** |
| Monetization | — | Free |
| Size | 20 MB | 62 MB |
| Requires iOS | 15.5 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yokogawa Test & Measurement Corporation](https://appshunter.io/developer/997661022) | [EXFO Inc.](https://appshunter.io/developer/462252930) |

## What reviewers say

### OTDR Data Transporter

[App page](https://appshunter.io/ios/app/otdr-data-transporter/id997661023)

**In-app purchases:** none


### EXFO OPM

[App page](https://appshunter.io/ios/app/exfo-opm/id1342361869)

This application connects to specific EXFO optical power meters and checkers via Bluetooth to display live measurements. It allows users to manage test configurations, store and edit measurement data, add GPS coordinates, and generate shareable PDF reports.

**Highlights:** Bluetooth connectivity to EXFO devices, Live measurement display, Measurement storage and management, Test configuration management, PDF test report generation, GPS coordinate tagging, JSON export for MPC-100

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OTDR Data Transporter free?

OTDR Data Transporter is free to download, with no in-app purchases.

### Is EXFO OPM free?

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

### Do OTDR Data Transporter or EXFO OPM have ads?

Neither OTDR Data Transporter nor EXFO OPM shows ads.

### Which is updated more often, OTDR Data Transporter or EXFO OPM?

OTDR Data Transporter ships an update every 15 months, and EXFO OPM every 7 months. Most recently, OTDR Data Transporter was updated on October 17, 2026 and EXFO OPM on October 20, 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.*