# Pool Log vs Splash

The clearest difference is iOS requirement: Splash at 17.0 against Pool Log's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Pool Log sells 2 in-app purchases, starting at $0.99 per month and Splash sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Pool Log ships an update every 4 weeks, Splash monthly. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Pool Log | Splash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8 ratings)](https://appshunter.io/ios/app/pool-log/id6744295287/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free | — |
| Size | 14 MB | 2 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Michael Holloway](https://appshunter.io/developer/877302832) | [Roman Kopaliani](https://appshunter.io/developer/1635315269) |

## What reviewers say

### Pool Log

[App page](https://appshunter.io/ios/app/pool-log/id6744295287)

This app provides precise chemical dosing instructions for pools and spas based on your test results. It tracks multiple water bodies, integrates local weather data, and offers advanced features like SLAM mode for algae and CSI calculations. All data is stored locally for privacy.

**Highlights:** Precise chemical dosing instructions, Manages multiple pools and spas, Weather-aware test result tracking, SLAM mode for algae treatment, Calcite Saturation Index (CSI) calculation, Chemical addition logging, Maintenance task tracking

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | per month |
| Annual Plan | $7.99 | per year |


### Splash

[App page](https://appshunter.io/ios/app/splash-chlorine-pool-care/id6778089301)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Splash Pro (lifetime) | $6.99 | one-time |


## Frequently asked questions

### Is Pool Log free?

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

### Is Splash free?

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

### Do Pool Log or Splash have ads?

Neither Pool Log nor Splash shows ads.

### Which is updated more often, Pool Log or Splash?

Pool Log ships an update every 4 weeks, and Splash monthly. Most recently, Pool Log was updated on October 24, 2026 and Splash on October 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.*