# KH Control for iPad vs Pool Chem Calculator

The clearest difference is review sentiment: KH Control for iPad at 100% against Pool Chem Calculator's 36%. KH Control for iPad also leads on rating (5.0 vs 4.4) and in-app purchases (none vs 1). Pool Chem Calculator's advantage is update cadence (weekly vs every 2 months) and ratings volume (41 vs 1). On price and device support there is nothing between them.

Both are free to download. Pool Chem Calculator sells 1 in-app purchase, starting at $1.99 per month. KH Control for iPad asks for nothing beyond the download.

KH Control for iPad holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Pool Chem Calculator has 41 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of KH Control for iPad's written reviews are positive against 36% of Pool Chem Calculator's.

KH Control for iPad ships an update every 2 months, Pool Chem Calculator weekly. The most recent releases landed on October 13, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | KH Control for iPad | Pool Chem Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kh-control-for-ipad/id482963115/reviews)** | [4.4 (41 ratings)](https://appshunter.io/ios/app/pool-chem-calculator/id1453351222/reviews) |
| Number of ratings | 1 | **41** |
| Positive reviews | **100.0% of reviews** | 36.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 118 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [iDo Technology, Inc.](https://appshunter.io/developer/287351339) | [Gunter Business Solutions Inc](https://appshunter.io/developer/1453351221) |

## What reviewers say

### KH Control for iPad

[App page](https://appshunter.io/ios/app/kh-control-for-ipad/id482963115)

Remotely manage your home's security, lighting, climate, and irrigation systems from any internet-connected location. This app allows you to view cameras, arm/disarm security, control access, adjust lights, and monitor climate settings for enhanced safety and energy efficiency.

**Highlights:** Remote system operation, Video camera viewing and recording review, Security system arming/disarming, Access control management, Lighting control and scene creation, Climate mode inspection and switching, Irrigation zone operation and timing adjustment

**Features:** macOS Compatibility

**In-app purchases:** none


### Pool Chem Calculator

[App page](https://appshunter.io/ios/app/pool-chem-calculator/id1453351222)

This app helps manage pool chemistry with 24 specialized calculators for dosing, pH, and more. It features a customizable maintenance calendar, equipment tracking, and easy report sharing for up to 100 pools. Ideal for maintaining a clean and swim-ready pool.

**Highlights:** 24 precision pool chemical calculators, Customizable maintenance calendar with notifications, Equipment tracking and management, Multi-user pool sharing, Professional report builder, Smart pool route mapping

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Pool Subscription | $1.99 | per month |


## Frequently asked questions

### Is KH Control for iPad free?

KH Control for iPad is free to download, with no in-app purchases.

### Is Pool Chem Calculator free?

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

### Which has better reviews, KH Control for iPad or Pool Chem Calculator?

KH Control for iPad is rated higher. KH Control for iPad averages 5.0 out of 5 from 1 ratings, while Pool Chem Calculator averages 4.4 from 41 ratings.

### Do KH Control for iPad or Pool Chem Calculator have ads?

Pool Chem Calculator shows ads; KH Control for iPad does not.

### Which is updated more often, KH Control for iPad or Pool Chem Calculator?

KH Control for iPad ships an update every 2 months, and Pool Chem Calculator weekly. Most recently, KH Control for iPad was updated on October 13, 2026 and Pool Chem Calculator on October 29, 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.*