Horizontal Shaft Alignment vs RSR Alignment App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Horizontal Shaft Alignment
This app assists with horizontal shaft alignment for machinery like motors and pumps. It guides users through the measurement and alignment process using Bluetooth-connected sensors, offering features like Feetlock for challenging situations and instant PDF reporting.
- Bluetooth sensor connectivity
- Guided measurement and alignment process
- Feetlock function for base-bound machines
- Instant PDF report generation
- ACOEM Cloud integration for reporting and sharing
- VertiZontal adjustment without re-measuring
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This is a companion app for performing horizontal shaft alignment, using the RT 300/AT 200/AT 100, 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. This offers an extensive shaft alignment package, including the Feetlock function that is useful in base/bolt-bound machine situations. The PDF Report function provides a fast on-site reporting capability by converting saved measurement reports into PDF files. Thanks to the ACOEM cloud instant reporting and instant sharing is easy. ---- 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 - VertiZontal™: adjust the machine both vertically and horizontally without re-measuring - Create an instant PDF-report - Connect to the ACOEM Cloud (optional) Visit the website www.acoem.com for more information on alignment in general, the ACOEM tools and support of the app.
RSR Alignment App
Measure camber and toe angles using your smartphone. The app displays angles for all four corners, allows zero point adjustment, and stores measurement data for later reference. It also lets you change the measurement interval.
- Measure camber angle
- Measure toe angle
- Display four-corner angles
- Zero point adjustment
- Store measurement data
- Change measurement interval
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You can measure camber angle and toe in with your smart phone. 【Function】 （When adjusting the camber) ・Display the angles of four corners. ・Zero point adjustment ・Store the measurement data and refer to it. ・Change the measurement interval (When adjusting the toe) ・Store the data and refer to it. 【Operating system】 Measurement accuracy may differ depending on performance of the sensor equipped on the smart phone.
Screenshots
Verdict
The clearest difference is rating: Horizontal Shaft Alignment at 5.0 against RSR Alignment App's 3.0. RSR Alignment App's advantage is iOS requirement (11.0 vs 13.0). On price, ratings volume, update cadence and ads 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.
Horizontal Shaft Alignment holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
Horizontal Shaft Alignment ships an update every 4 months, RSR Alignment App every 3 months. The most recent releases landed on September 9, 2026 and June 11, 2026 respectively.
| Parameter | Horizontal Shaft Alignment | RSR Alignment App |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 123 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | ACOEM Group | TMC CO.,LTD |
Customer experience
Horizontal Shaft Alignment
RSR Alignment App
In-app purchases
Horizontal Shaft Alignment
No in-app purchases
RSR Alignment App
No in-app purchases
Questions
Is Horizontal Shaft Alignment free?
Is RSR Alignment App free?
Which has better reviews, Horizontal Shaft Alignment or RSR Alignment App?
Do Horizontal Shaft Alignment or RSR Alignment App have ads?
Which is updated more often, Horizontal Shaft Alignment or RSR Alignment App?
Other comparisons
