# Urolog vs BioJournal

The clearest difference is iOS requirement: Urolog at 16.0 against BioJournal's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Urolog sells 2 in-app purchases, starting at $9.99 per month and BioJournal sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Urolog ships an update every 6 weeks, BioJournal every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Urolog | BioJournal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/biojournal/id6755923531/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 53 MB | 15 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 12+ |
| Developer | [Echelon App Limited](https://appshunter.io/developer/1762832611) | [MUMTAZ SIDDIQUI](https://appshunter.io/developer/1852541398) |

## What reviewers say

### Urolog

[App page](https://appshunter.io/ios/app/urolog-bladder-insights/id6754334855)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $49.99 | per year |


### BioJournal

[App page](https://appshunter.io/ios/app/biojournal/id6755923531)

Track bladder health, urinary habits, and hydration with this private, easy-to-use log. Effortlessly record drinks and bathroom visits to identify daily patterns and trends. Securely store all your data on your device.

**Highlights:** Track drinks and bathroom visits, Monitor leaks and daily patterns, View daily summaries and frequency trends, Set hydration goals, Secure on-device data storage, Quick Add logging

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Annual Premium | $24.99 | per year |
| Lifetime Premium | $69.99 | one-time |


## Frequently asked questions

### Is Urolog free?

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

### Is BioJournal free?

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

### Do Urolog or BioJournal have ads?

Neither Urolog nor BioJournal shows ads.

### Which is updated more often, Urolog or BioJournal?

Urolog ships an update every 6 weeks, and BioJournal every 3 weeks. Most recently, Urolog was updated on October 25, 2026 and BioJournal on October 28, 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.*