# Opioids Dosage Conversion vs KidDose.

The clearest difference is rating: KidDose. at 5.0 against Opioids Dosage Conversion's 4.3. KidDose. also leads on review sentiment (100% vs 78%) and iOS requirement (12.4 vs 15.6). Opioids Dosage Conversion's advantage is in-app purchases (none vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. KidDose. sells 1 one-off in-app purchase. Opioids Dosage Conversion asks for nothing beyond the download.

KidDose. holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 18 and 24 respectively. Written reviews point the same way: 78% of Opioids Dosage Conversion's written reviews are positive against 100% of KidDose.'s.

Opioids Dosage Conversion ships an update every 4 months, KidDose. every 2 months. The most recent releases landed on September 17, 2026 and June 8, 2026 respectively.

## The numbers

| Metric | Opioids Dosage Conversion | KidDose. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (18 ratings)](https://appshunter.io/ios/app/opioids-dosage-conversion/id382383903/reviews) | **[5.0 (24 ratings)](https://appshunter.io/ios/app/kiddose/id6446280175/reviews)** |
| Number of ratings | 18 | **24** |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 30 MB |
| Requires iOS | 15.6 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Chris Marcellino MD LLC](https://appshunter.io/developer/1161719220) | [Ask Doctor Amy LLC](https://appshunter.io/developer/1677113034) |

## 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


### KidDose.

[App page](https://appshunter.io/ios/app/kiddose/id6446280175)

This pediatrician-created app calculates precise medication dosages for children based on their weight. It covers common over-the-counter medications, ensuring safe and quick administration. Always consult your doctor before giving any medication.

**Highlights:** Weight-based dosage calculation, Covers common OTC medications, Pediatrician-developed, Safe and quick dosage determination, Supports iPhone and iPod

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads for small fee | $4.99 | one-time |


## Frequently asked questions

### Is Opioids Dosage Conversion free?

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

### Is KidDose. free?

KidDose. is free to download, with in-app purchases available.

### Which has better reviews, Opioids Dosage Conversion or KidDose.?

KidDose. is rated higher. Opioids Dosage Conversion averages 4.3 out of 5 from 18 ratings, while KidDose. averages 5.0 from 24 ratings.

### Do Opioids Dosage Conversion or KidDose. have ads?

Neither Opioids Dosage Conversion nor KidDose. shows ads.

### Which is updated more often, Opioids Dosage Conversion or KidDose.?

Opioids Dosage Conversion ships an update every 4 months, and KidDose. every 2 months. Most recently, Opioids Dosage Conversion was updated on September 17, 2026 and KidDose. on June 8, 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.*