# Med Gas Log vs One Log

The clearest difference is rating: One Log at 4.7 against Med Gas Log's 3.0. One Log also leads on monetization model (free with in-app purchases vs subscription) and review sentiment (100% vs 70%). Med Gas Log's advantage is update cadence (every 3 months vs every 16 months) and iOS requirement (11.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Med Gas Log sells 1 in-app purchase, starting at $1.99 per month and One Log sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

One Log holds the better App Store score, 4.7 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 70% of Med Gas Log's written reviews are positive against 100% of One Log's.

Med Gas Log ships an update every 3 months, One Log every 16 months. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Med Gas Log | One Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/med-gas-log/id972984576/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/one-log/id1550102878/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 70.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 16 months |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 9 MB | 57 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Medberry Ltd](https://appshunter.io/developer/972984575) | [Silence Media](https://appshunter.io/developer/345024675) |

## What reviewers say

### Med Gas Log

[App page](https://appshunter.io/ios/app/med-gas-log/id972984576)

This app provides a simple and quick cloud-based logbook for medical professionals in fields like anaesthetics and critical care. It logs mandatory fields for professional development and generates compliant reports. Data is backed up securely and can be accessed across devices.

**Highlights:** Cloud-based data backup, Logs mandatory RCoA and ANZCA fields, Generates compliant RCoA reports, Data export to CSV, Syncs data across devices, Offline data logging

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MedGasLog-CloudService | $1.99 | per month |


### One Log

[App page](https://appshunter.io/ios/app/one-log/id1550102878)

This app helps medical professionals, especially anaesthetists, log clinical activities and CPD requirements. It offers a secure, user-friendly interface for tracking procedures and generating reports, compliant with RCOA standards.

**Highlights:** RCOA compliant clinical activity logging, CPD activity tracking and reporting, Procedure logging for job applications, Paediatric anaesthesia information, Data synchronization across Apple devices, Offline data entry, Secure data encryption and backup

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $7.99 | per month |
| Yearly | $79.99 | per year |


## Frequently asked questions

### Is Med Gas Log free?

Med Gas Log is free to download, with in-app purchases available.

### Is One Log free?

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

### Which has better reviews, Med Gas Log or One Log?

One Log is rated higher. Med Gas Log averages 3.0 out of 5 from 2 ratings, while One Log averages 4.7 from 3 ratings.

### Do Med Gas Log or One Log have ads?

Neither Med Gas Log nor One Log shows ads.

### Which is updated more often, Med Gas Log or One Log?

Med Gas Log ships an update every 3 months, and One Log every 16 months. Most recently, Med Gas Log was updated on October 26, 2026 and One Log on October 22, 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.*