# Mr. Heater® vs Pool Notes

The clearest difference is iOS requirement: Mr. Heater® at 13.0 against Pool Notes's 16.4. 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.

## The numbers

| Metric | Mr. Heater® | Pool Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pool-notes-pool-care/id6788173453/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Free |
| Size | 181 MB | 37 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Enerco Group, Inc.](https://appshunter.io/developer/1686405739) | [JONATHON TIMOTHY MORTON](https://appshunter.io/developer/6783081553) |

## What reviewers say

### Mr. Heater®

[App page](https://appshunter.io/ios/app/mr-heater/id6745172721)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pool Notes

[App page](https://appshunter.io/ios/app/pool-notes-pool-care/id6788173453)

This app simplifies pool maintenance by converting water test readings into precise chemical dosage instructions. It automatically adjusts targets based on stabilizer levels and offers guided algae treatment. All data is stored locally on your device for privacy.

**Highlights:** Precise chemical dosage instructions, Automatic chlorine target adjustment, Trend tracking over time, Test reminders, Guided algae treatment, Local data storage

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

**In-app purchases:** none


## Frequently asked questions

### Is Mr. Heater® free?

Mr. Heater® is free to download, with no in-app purchases.

### Is Pool Notes free?

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

### Do Mr. Heater® or Pool Notes have ads?

Neither Mr. Heater® nor Pool Notes shows ads.

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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.*