# Backpaper vs PoolCoach

The clearest difference is ads: PoolCoach at none against Backpaper's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Backpaper sells 2 in-app purchases, starting at $1.99 per month and PoolCoach sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Backpaper ships an update every 5 days, PoolCoach every 8 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Backpaper | PoolCoach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/poolcoach-water-calculator/id6786476585/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 8 days |
| Monetization | — | Subscription |
| Size | 49 MB | 38 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Leandro Gartner](https://appshunter.io/developer/1270406368) | [Coach Platform LLC](https://appshunter.io/developer/6786476587) |

## What reviewers say

### Backpaper

[App page](https://appshunter.io/ios/app/backpaper-wallpapers/id6456572371)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Suscripción Mensual | $1.99 | per month |
| Suscripción Anual | $6.99 | per year |


### PoolCoach

[App page](https://appshunter.io/ios/app/poolcoach-water-calculator/id6786476585)

This app provides exact chemical dosing recommendations for your pool or spa based on your specific water test results and volume. It helps diagnose and fix common pool problems, tracks equipment, and saves your full season history for trend spotting. It also offers reminders for essential maintenance tasks.

**Highlights:** Exact chemical dosing calculations, Pool and spa type specific adjustments, Maintenance reminders (shock, filter), Problem diagnosis and treatment plans, Equipment tracking, Full season history logging, Bilingual (English/Spanish)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PoolCoach Monthly | $3.99 | per month |
| PoolCoach Annual | $29.99 | per year |


## Frequently asked questions

### Is Backpaper free?

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

### Is PoolCoach free?

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

### Do Backpaper or PoolCoach have ads?

Backpaper shows ads; PoolCoach does not.

### Which is updated more often, Backpaper or PoolCoach?

Backpaper ships an update every 5 days, and PoolCoach every 8 days. Most recently, Backpaper was updated on October 28, 2026 and PoolCoach on October 31, 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.*