# BathLog+ vs HalfCaff

The clearest difference is in-app purchases: BathLog+ at none against HalfCaff's 3. HalfCaff's advantage is update cadence (every 6 days vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. HalfCaff sells 3 in-app purchases, starting at $1.99 per 7 days. BathLog+ asks for nothing beyond the download.

BathLog+ ships an update every 9 months, HalfCaff every 6 days. The most recent releases landed on September 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | BathLog+ | HalfCaff |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 days** |
| Size | 17 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ai Kaneko](https://appshunter.io/developer/1631771254) | [Yutaro Koide](https://appshunter.io/developer/1880033436) |

## What reviewers say

### BathLog+

[App page](https://appshunter.io/ios/app/bathlog-plus/id6737230733)

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

**In-app purchases:** none


### HalfCaff

[App page](https://appshunter.io/ios/app/halfcaff/id6760937590)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $5.99 | per month |
| Yearly | $22.99 | per year |


## Frequently asked questions

### Is BathLog+ free?

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

### Is HalfCaff free?

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

### Do BathLog+ or HalfCaff have ads?

Neither BathLog+ nor HalfCaff shows ads.

### Which is updated more often, BathLog+ or HalfCaff?

BathLog+ ships an update every 9 months, and HalfCaff every 6 days. Most recently, BathLog+ was updated on September 9, 2026 and HalfCaff on September 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.*