# Drop Hurt Calc vs Onsolve MIR3

The clearest difference is rating: Drop Hurt Calc at 4.9 against Onsolve MIR3's 2.5. Onsolve MIR3's advantage is update cadence (every 2 months vs every 28 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Drop Hurt Calc holds the better App Store score, 4.9 against 2.5. Both are backed by a comparable volume of ratings — 11 and 20 respectively. Written reviews complicate that: 0% of Drop Hurt Calc's written reviews are positive against 7% of Onsolve MIR3's, so the app with the better star average is not the one people write more warmly about.

Drop Hurt Calc ships an update every 28 months, Onsolve MIR3 every 2 months. The most recent releases landed on October 18, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Drop Hurt Calc | Onsolve MIR3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (11 ratings)](https://appshunter.io/ios/app/drop-hurt-calc/id1059406035/reviews)** | [2.5 (20 ratings)](https://appshunter.io/ios/app/onsolve-mir3/id1279335966/reviews) |
| Number of ratings | 11 | **20** |
| Positive reviews | 0.0% of reviews | **6.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 20 MB | 6 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Exxon Mobil Corporation](https://appshunter.io/developer/528788995) | [OnSolve](https://appshunter.io/developer/1279335965) |

## What reviewers say

### Drop Hurt Calc

[App page](https://appshunter.io/ios/app/drop-hurt-calc/id1059406035)

Estimate the potential hurt level of falling objects with this tool. Capture object details, photos, and notes to visualize the impact and generate PDF reports for sharing.

**Highlights:** Estimate potential hurt level (PHL), Capture object details, photos, and notes, Visualize PHL on graphs, Display Metric and English units, Generate PDF reports

**Features:** Vision Pro support

**In-app purchases:** none


### Onsolve MIR3

[App page](https://appshunter.io/ios/app/onsolve-mir3/id1279335966)

This app serves as a mobile companion for a desktop alerting system, enabling organizations to send and receive critical company-wide alerts. It facilitates effective on-the-go notification management with features for both initiators and recipients, including security functions like SOS and LookOut.

**Highlights:** Send critical alerts, Receive alerts, Company-wide notifications, On-the-go notification management, MIR3 SOS security feature, LookOut security feature

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

**In-app purchases:** none


## Frequently asked questions

### Is Drop Hurt Calc free?

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

### Is Onsolve MIR3 free?

Onsolve MIR3 is free to download, with no in-app purchases.

### Which has better reviews, Drop Hurt Calc or Onsolve MIR3?

Drop Hurt Calc is rated higher. Drop Hurt Calc averages 4.9 out of 5 from 11 ratings, while Onsolve MIR3 averages 2.5 from 20 ratings.

### Do Drop Hurt Calc or Onsolve MIR3 have ads?

Neither Drop Hurt Calc nor Onsolve MIR3 shows ads.

### Which is updated more often, Drop Hurt Calc or Onsolve MIR3?

Drop Hurt Calc ships an update every 28 months, and Onsolve MIR3 every 2 months. Most recently, Drop Hurt Calc was updated on October 18, 2026 and Onsolve MIR3 on October 21, 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.*