EXFO OPM vs Vertical Shaft Alignment
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EXFO OPM
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.
- 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
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The EXFO OPM [Optical Power Meter] application can connect over Bluetooth™ to both EXFO’s PON Power meters (PPM-350D), and power checkers (MPC-100 series). When connected, the app can display live measurements and store measurements, along with the following advanced/additional features: - Manage test configurations (import, delete, sync with instrument) - Select a test configuration to use on the instrument - View test configuration details - Manage measurements (edit name and identification information, export, delete) - Add GPS coordinates to a measurement - View saved measurement details - Generate a PDF test report for a measurement - Share a PDF test report. Specifically for the MPC-100: - Supports Duplex measurements storing values on the transmit (Tx) and Receive (Rx) side on the same window and in the same report. - Export of the results in .JSON format
Vertical Shaft Alignment
This app guides users through the vertical shaft alignment process for motor and pump applications using specific Bluetooth-connected sensors. It facilitates measurement and alignment, and allows for instant PDF report generation on-site.
- Bluetooth sensor connectivity
- Guided measurement and alignment process
- Icon-based adaptive user interface
- Instant PDF report generation
- Works with RT-300/AT-200 sensors
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This is a companion app for performing vertical shaft alignment, using the RT-300/AT-200, on typical applications such as a motor and a pump. The app guides the user throughout the complete measurement and alignment process when using the Bluetooth® connected ACOEM sensors. The PDF Report function provides a fast on-site reporting capability by converting saved measurement reports into PDF files. ---- Note: This app works only with the ACOEM RT-300 and AT-200 ---- Key Features: - Connected using Bluetooth® - GuideU: Our patented icon-based and color-coded adaptive user interface - Create an instant PDF-report Visit the website www.acoem.com for more information on alignment in general, the ACOEM tools and support of the app.
Screenshots
Verdict
The clearest difference is rating: Vertical Shaft Alignment at 5.0 against EXFO OPM's 1.0. EXFO OPM's advantage is ratings volume (6 vs 1) and iOS requirement (10.0 vs 13.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Vertical Shaft Alignment holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: EXFO OPM has 6 ratings behind it against 1, so its average is the more settled of the two.
EXFO OPM ships an update every 7 months, Vertical Shaft Alignment every 6 months. The most recent releases landed on September 25, 2026 and October 14, 2026 respectively.
| Parameter | EXFO OPM | Vertical Shaft Alignment |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (6 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 7 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 62 MB | 94 MB |
| Age rating | 4+ | 4+ |
| Developer | EXFO Inc. | ACOEM Group |
Customer experience
EXFO OPM
Vertical Shaft Alignment
In-app purchases
EXFO OPM
No in-app purchases
Vertical Shaft Alignment
No in-app purchases
Questions
Is EXFO OPM free?
Is Vertical Shaft Alignment free?
Which has better reviews, EXFO OPM or Vertical Shaft Alignment?
Do EXFO OPM or Vertical Shaft Alignment have ads?
Which is updated more often, EXFO OPM or Vertical Shaft Alignment?
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