# ONE Personal Training vs CodonRX

The clearest difference is update cadence: CodonRX at every 3 weeks against ONE Personal Training's every 11 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.

ONE Personal Training ships an update every 11 months, CodonRX every 3 weeks. The most recent releases landed on September 25, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | ONE Personal Training | CodonRX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/codonrx/id6465990181/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 171 MB | 43 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Strength Central (SG) Pte Ltd](https://appshunter.io/developer/1693883547) | [Provaxus](https://appshunter.io/developer/1706820907) |

## What reviewers say

### ONE Personal Training

[App page](https://appshunter.io/ios/app/one-personal-training/id6450554303)

**Features:** Apple Wallet

**In-app purchases:** none


### CodonRX

[App page](https://appshunter.io/ios/app/codonrx/id6465990181)

This app helps users understand their digestive health by tracking symptoms, mood, and intake. It provides dosage reminders for a specific probiotic and visualizes progress over time. Designed as a companion to a scientifically advanced probiotic, it aims to empower users in managing their gut wellness.

**Highlights:** Symptom, mood, and intake logging, Probiotic dosage reminders, Progress visualization, Daily tracking, Insightful feedback on body response

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ONE Personal Training free?

ONE Personal Training is free to download, with no in-app purchases.

### Is CodonRX free?

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

### Do ONE Personal Training or CodonRX have ads?

Neither ONE Personal Training nor CodonRX shows ads.

### Which is updated more often, ONE Personal Training or CodonRX?

ONE Personal Training ships an update every 11 months, and CodonRX every 3 weeks. Most recently, ONE Personal Training was updated on September 25, 2026 and CodonRX on June 5, 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.*