Comparison

Horizontal Shaft Alignment vs iAlignShaft

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Horizontal Shaft Alignment

This application assists with horizontal shaft alignment for motor and pump setups using specific Bluetooth-connected sensors. It guides users through the entire measurement and alignment process, offering features like Feetlock for challenging situations and instant PDF reporting.

Highlights
  • 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™ for simultaneous vertical and horizontal adjustment
Features
Read full description

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.

About

iAlignShaft

Read full description

iShaftAlign is a simple and user-friendly application that has been designed to help you in aligning equipment shafts. The process of ensuring that two shafts are colinear is a very important step in maintenance. iShaftAlign makes this process easy with the help of simple with a dial gauge. This simple app can be used with machines rotating at a maximum speed of 3000rpm. The application guides the user about the corrections that need to be made at each step to ensure the final alignment is within tolerance.

Screenshots

Horizontal Shaft Alignment4 screens
iAlignShaft4 screens

Verdict

The call

The clearest difference is price: Horizontal Shaft Alignment at Free against iAlignShaft's $2.99. Horizontal Shaft Alignment also leads on update cadence (every 3 months vs every 11 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Horizontal Shaft Alignment is free to download; iAlignShaft costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Horizontal Shaft Alignment ships an update every 3 months, iAlignShaft every 11 months. The most recent releases landed on November 5, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 6 level
Horizontal Shaft Alignment versus iAlignShaft: the parameters behind the verdict, then further details
ParameterHorizontal Shaft AlignmentiAlignShaft
PriceFree — better$2.99
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 3 months — betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.2
Further details — not scored
Size123 MB2 MB
Age rating4+4+
DeveloperACOEM GroupHans Babylone

In-app purchases

None

Horizontal Shaft Alignment

No in-app purchases

None

iAlignShaft

No in-app purchases

Questions

Is Horizontal Shaft Alignment free?
Horizontal Shaft Alignment is free to download, with no in-app purchases.
Is iAlignShaft free?
iAlignShaft costs $2.99, with no in-app purchases.
Do Horizontal Shaft Alignment or iAlignShaft have ads?
Neither Horizontal Shaft Alignment nor iAlignShaft shows ads.
Which is updated more often, Horizontal Shaft Alignment or iAlignShaft?
Horizontal Shaft Alignment ships an update every 3 months, and iAlignShaft every 11 months. Most recently, Horizontal Shaft Alignment was updated on November 5, 2026 and iAlignShaft on October 16, 2026.

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