# Opioids Dosage Conversion vs Opioid Tool

The clearest difference is rating: Opioids Dosage Conversion at 4.3 against Opioid Tool's 3.6. Opioids Dosage Conversion also leads on review sentiment (78% vs 40%). Opioid Tool's advantage is update cadence (every 5 days vs every 4 months) and iOS requirement (7.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Opioids Dosage Conversion holds the better App Store score, 4.3 against 3.6. Both are backed by a comparable volume of ratings — 18 and 8 respectively. Written reviews point the same way: 78% of Opioids Dosage Conversion's written reviews are positive against 40% of Opioid Tool's.

Opioids Dosage Conversion ships an update every 4 months, Opioid Tool every 5 days. The most recent releases landed on September 17, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Opioids Dosage Conversion | Opioid Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (18 ratings)](https://appshunter.io/ios/app/opioids-dosage-conversion/id382383903/reviews)** | [3.6 (8 ratings)](https://appshunter.io/ios/app/opioid-tool/id827561557/reviews) |
| Number of ratings | **18** | 8 |
| Positive reviews | **77.8% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 2 MB | 1 MB |
| Requires iOS | 15.6 | **7.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Chris Marcellino MD LLC](https://appshunter.io/developer/1161719220) | [aaron sobol](https://appshunter.io/developer/358992561) |

## What reviewers say

### Opioids Dosage Conversion

[App page](https://appshunter.io/ios/app/opioids-dosage-conversion/id382383903)

This app is a calculator for trained medical professionals to convert opioid analgesic dosages. It supports various common opioids and administration routes, offering features like breakthrough dosing and cross-tolerance calculations.

**Highlights:** Opioid dosage conversion, Multiple drug support, Multiple route support, Breakthrough dosing calculator, Incomplete cross tolerance option, Instructional details

**Features:** macOS Compatibility

**In-app purchases:** none


### Opioid Tool

[App page](https://appshunter.io/ios/app/opioid-tool/id827561557)

This medical app provides tools for healthcare professionals rotating through specific rotations. It includes an opioid conversion calculator, a 30-day refill calculator, and a reference for opioid metabolites. A prescribing checklist is also available to aid in patient care.

**Highlights:** Opioid conversion calculator, 30-day refill calculator, Opioid metabolite reference, Prescribing checklist

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Opioids Dosage Conversion free?

Opioids Dosage Conversion is free to download, with no in-app purchases.

### Is Opioid Tool free?

Opioid Tool is free to download, with no in-app purchases.

### Which has better reviews, Opioids Dosage Conversion or Opioid Tool?

Opioids Dosage Conversion is rated higher. Opioids Dosage Conversion averages 4.3 out of 5 from 18 ratings, while Opioid Tool averages 3.6 from 8 ratings.

### Do Opioids Dosage Conversion or Opioid Tool have ads?

Neither Opioids Dosage Conversion nor Opioid Tool shows ads.

### Which is updated more often, Opioids Dosage Conversion or Opioid Tool?

Opioids Dosage Conversion ships an update every 4 months, and Opioid Tool every 5 days. Most recently, Opioids Dosage Conversion was updated on September 17, 2026 and Opioid Tool on September 10, 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.*