# Pool Plus vs Swimming Pool Calculator

The clearest difference is review sentiment: Pool Plus at 100% against Swimming Pool Calculator's 49%. Pool Plus also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 5). Swimming Pool Calculator's advantage is ratings volume (43 vs 2). On update cadence, ads, device support and iOS requirement there is nothing between them.

Pool Plus costs $0.99 and Swimming Pool Calculator $4.99 up front. Swimming Pool Calculator sells 4 in-app purchases, starting at $4.49 per 3 months. Pool Plus asks for nothing beyond the download.

Pool Plus holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Swimming Pool Calculator has 43 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Pool Plus's written reviews are positive against 49% of Swimming Pool Calculator's.

Pool Plus ships an update every 6 weeks, Swimming Pool Calculator every 2 months. The most recent releases landed on September 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Pool Plus | Swimming Pool Calculator |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pool-plus/id1488707868/reviews)** | [4.0 (43 ratings)](https://appshunter.io/ios/app/swimming-pool-calculator/id1591745680/reviews) |
| Number of ratings | 2 | **43** |
| Positive reviews | **100.0% of reviews** | 49.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#195** | — |
| Size | 1 MB | 116 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Corey Sessions](https://appshunter.io/developer/1351154100) | [Fernando Montero](https://appshunter.io/developer/1591745682) |

## What reviewers say

### Pool Plus

[App page](https://appshunter.io/ios/app/pool-plus/id1488707868)

**Currently charting:** #195 Top Paid · Utilities (US App Store)

Easily calculate the water volume of your swimming pool in gallons. This tool provides a quick and straightforward method for estimating pool capacity.

**Highlights:** Estimate pool water volume, Calculate in gallons, Quick and easy to use, Designed for swimming pools

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

**In-app purchases:** none


### Swimming Pool Calculator

[App page](https://appshunter.io/ios/app/swimming-pool-calculator/id1591745680)

Easily calculate necessary pool chemicals and troubleshoot common water issues like green or cloudy water. This app provides daily and weekly maintenance routines to keep your pool water crystal clear and ready for swimming.

**Highlights:** Chemical calculation, Water issue troubleshooting, Daily maintenance routines, Weekly maintenance routines, Crystal clear water maintenance

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Suscripción Premium | $4.49 | per 3 months |
| Suscripción Gold | $6.99 | per 3 months |
| Suscripción Platinum | $7.99 | per month |
| Suscripción Adamantium | $49.99 | per month |


## Frequently asked questions

### Is Pool Plus free?

Pool Plus costs $0.99, with no in-app purchases.

### Is Swimming Pool Calculator free?

Swimming Pool Calculator costs $4.99, and also offers in-app purchases.

### Which has better reviews, Pool Plus or Swimming Pool Calculator?

Pool Plus is rated higher. Pool Plus averages 5.0 out of 5 from 2 ratings, while Swimming Pool Calculator averages 4.0 from 43 ratings.

### Do Pool Plus or Swimming Pool Calculator have ads?

Neither Pool Plus nor Swimming Pool Calculator shows ads.

### Which is updated more often, Pool Plus or Swimming Pool Calculator?

Pool Plus ships an update every 6 weeks, and Swimming Pool Calculator every 2 months. Most recently, Pool Plus was updated on September 22, 2026 and Swimming Pool Calculator on October 14, 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.*