# NLE Calc vs Hazard Snap

The clearest difference is update cadence: NLE Calc at fortnightly against Hazard Snap's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

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

NLE Calc ships an update fortnightly, Hazard Snap every 8 months. The most recent releases landed on November 5, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | NLE Calc | Hazard Snap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (10 ratings)](https://appshunter.io/ios/app/nle-calc/id1266403464/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 8 months |
| Monetization | Free | — |
| Size | 62 MB | 126 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Centers For Disease Control and Prevention](https://appshunter.io/developer/439259253) | [Zubin Hasham](https://appshunter.io/developer/1771775751) |

## 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


### Hazard Snap

[App page](https://appshunter.io/ios/app/hazard-snap/id6755616917)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NLE Calc free?

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

### Is Hazard Snap free?

Hazard Snap is free to download, with no in-app purchases.

### Do NLE Calc or Hazard Snap have ads?

Neither NLE Calc nor Hazard Snap shows ads.

### Which is updated more often, NLE Calc or Hazard Snap?

NLE Calc ships an update fortnightly, and Hazard Snap every 8 months. Most recently, NLE Calc was updated on November 5, 2026 and Hazard Snap on November 4, 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.*