# Clearance Reduction Calculator vs Horizontal Shaft Alignment

Clearance Reduction Calculator and Horizontal Shaft Alignment are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Clearance Reduction Calculator ships an update every 5 months, Horizontal Shaft Alignment every 3 months. The most recent releases landed on October 10, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Clearance Reduction Calculator | Horizontal Shaft Alignment |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/horizontal-shaft-alignment/id1499322319/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 44 MB | 123 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BGL - Bertoloto & Grotta Ltda](https://appshunter.io/developer/1541906338) | [ACOEM Group](https://appshunter.io/developer/1495816959) |

## What reviewers say

### Clearance Reduction Calculator

[App page](https://appshunter.io/ios/app/clearance-reduction-calculator/id1379077479)

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

**In-app purchases:** none


### Horizontal Shaft Alignment

[App page](https://appshunter.io/ios/app/horizontal-shaft-alignment/id1499322319)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Clearance Reduction Calculator free?

Clearance Reduction Calculator is free to download, with no in-app purchases.

### Is Horizontal Shaft Alignment free?

Horizontal Shaft Alignment is free to download, with no in-app purchases.

### Do Clearance Reduction Calculator or Horizontal Shaft Alignment have ads?

Neither Clearance Reduction Calculator nor Horizontal Shaft Alignment shows ads.

### Which is updated more often, Clearance Reduction Calculator or Horizontal Shaft Alignment?

Clearance Reduction Calculator ships an update every 5 months, and Horizontal Shaft Alignment every 3 months. Most recently, Clearance Reduction Calculator was updated on October 10, 2026 and Horizontal Shaft Alignment on October 29, 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.*