# NLE Calc vs 3M Fall Protection Tool

The clearest difference is review sentiment: 3M Fall Protection Tool at 100% against NLE Calc's 0%. 3M Fall Protection Tool also leads on rating (5.0 vs 2.8). NLE Calc's advantage is update cadence (fortnightly vs every 5 months) and ratings volume (10 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

3M Fall Protection Tool holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: NLE Calc has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of NLE Calc's written reviews are positive against 100% of 3M Fall Protection Tool's.

NLE Calc ships an update fortnightly, 3M Fall Protection Tool every 5 months. The most recent releases landed on November 3, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | NLE Calc | 3M Fall Protection Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (10 ratings)](https://appshunter.io/ios/app/nle-calc/id1266403464/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/3m-fall-protection-tool/id1437823099/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free | Free |
| Size | 62 MB | 520 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Centers For Disease Control and Prevention](https://appshunter.io/developer/439259253) | [3M Company](https://appshunter.io/developer/396772465) |

## What reviewers say

### NLE Calc

[App page](https://appshunter.io/ios/app/nle-calc/id1266403464)

This utility calculates the Recommended Weight Limit (RWL) and Lifting Index (LI) for single or multiple lifting tasks based on the NIOSH Lifting Equation. It helps assess physical stress to prevent low back musculoskeletal disorders.

**Highlights:** Calculates Recommended Weight Limit (RWL), Calculates Lifting Index (LI), Calculates Composite Lifting Index (CLI), Based on Revised NIOSH Lifting Equation, Assesses physical stress for lifting tasks

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

**In-app purchases:** none


### 3M Fall Protection Tool

[App page](https://appshunter.io/ios/app/3m-fall-protection-tool/id1437823099)

Visualize and configure fall protection systems in your work environment using augmented reality. This tool helps you select compatible products and see their coverage areas before installation. Share your custom solutions easily via email.

**Highlights:** Augmented reality 3D model placement, Integrated configuration engine, Interactive model adjustment, Safe working area visualization, Automatic product summary generation, Image capture and sharing

**In-app purchases:** none


## Frequently asked questions

### Is NLE Calc free?

NLE Calc is free to download, with no in-app purchases.

### Is 3M Fall Protection Tool free?

3M Fall Protection Tool is free to download, with no in-app purchases.

### Which has better reviews, NLE Calc or 3M Fall Protection Tool?

3M Fall Protection Tool is rated higher. NLE Calc averages 2.8 out of 5 from 10 ratings, while 3M Fall Protection Tool averages 5.0 from 1 ratings.

### Do NLE Calc or 3M Fall Protection Tool have ads?

Neither NLE Calc nor 3M Fall Protection Tool shows ads.

### Which is updated more often, NLE Calc or 3M Fall Protection Tool?

NLE Calc ships an update fortnightly, and 3M Fall Protection Tool every 5 months. Most recently, NLE Calc was updated on November 3, 2026 and 3M Fall Protection Tool on November 2, 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.*