# Bladder Journal vs OneTrack

The clearest difference is update cadence: Bladder Journal at every 3 days against OneTrack's fortnightly. Bladder Journal also leads on iOS requirement (18.0 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Bladder Journal sells 5 in-app purchases, starting at $1.99 per 7 days and OneTrack sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Bladder Journal ships an update every 3 days, OneTrack fortnightly. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Bladder Journal | OneTrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/bladder-journal-diary-tracker/id6743176692/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Freemium | — |
| Size | 72 MB | 23 MB |
| Requires iOS | **18.0** | 26.2 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Julien Cheron](https://appshunter.io/developer/1801806778) | [Josias Torres](https://appshunter.io/developer/1891218674) |

## What reviewers say

### Bladder Journal

[App page](https://appshunter.io/ios/app/bladder-journal-diary-tracker/id6743176692)

This app helps you track urination, fluid intake, and leakage to understand your bladder health. It generates reports for healthcare providers and offers AI-powered insights and audio analysis for volume estimation. Available on iPhone and Apple Watch.

**Highlights:** Log urination details (volume, pain, urgency), Track fluid intake and leakage episodes, Generate clinical PDF/CSV reports, AI-powered pattern analysis, Audio analysis for urination volume, Apple Watch and Home Screen widget support, Privacy-focused with optional iCloud sync

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Audio Analysis Weekly | $1.99 | per 7 days |
| Audio Analysis 1 Month Plan | $4.99 | per month |
| Audio Analysis 3 Month Plan | $12.99 | per 3 months |
| PRO Yearly | $24.99 | per year |
| Deep Insights | $9.99 | one-time |


### OneTrack

[App page](https://appshunter.io/ios/app/onetrack/id6761740866)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneTrack Starter | $9.99 | per month |
| OneTrack Growth | $19.99 | per month |
| OneTrack Unlimited | $29.99 | per month |


## Frequently asked questions

### Is Bladder Journal free?

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

### Is OneTrack free?

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

### Do Bladder Journal or OneTrack have ads?

Neither Bladder Journal nor OneTrack shows ads.

### Which is updated more often, Bladder Journal or OneTrack?

Bladder Journal ships an update every 3 days, and OneTrack fortnightly. Most recently, Bladder Journal was updated on October 4, 2026 and OneTrack on October 6, 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.*