# Simple Invoice Bill Maker vs Pool and Spa Cloud

The clearest difference is in-app purchases: Pool and Spa Cloud at none against Simple Invoice Bill Maker's 3. Pool and Spa Cloud also leads on update cadence (every 3 days vs every 10 days) and iOS requirement (15.1 vs 17). On price, ads and device support there is nothing between them.

Both are free to download. Simple Invoice Bill Maker sells 3 in-app purchases, starting at $1.99 per 7 days. Pool and Spa Cloud asks for nothing beyond the download.

Simple Invoice Bill Maker ships an update every 10 days, Pool and Spa Cloud every 3 days. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Simple Invoice Bill Maker | Pool and Spa Cloud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/simple-invoice-bill-maker/id6737187790/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 40 MB |
| Requires iOS | 17 | **15.1** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IT WAVES](https://appshunter.io/developer/1596113244) | [Chris Lawrence](https://appshunter.io/developer/1862385627) |

## What reviewers say

### Simple Invoice Bill Maker

[App page](https://appshunter.io/ios/app/simple-invoice-bill-maker/id6737187790)

Easily create and customize professional PDF invoices on your mobile device. This tool is designed for freelancers and small business owners needing quick and hassle-free billing solutions. Features include custom branding, client management, and automatic tax calculations.

**Highlights:** Quick PDF generation, Custom branding, Client management, Tax and discount calculator, On-the-go invoicing

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $1.99 | per 7 days |
| Premium Monthly | $3.99 | per month |
| Premium Yearly | $34.99 | per year |


### Pool and Spa Cloud

[App page](https://appshunter.io/ios/app/pool-and-spa-cloud/id6757318814)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simple Invoice Bill Maker free?

Simple Invoice Bill Maker is free to download, with in-app purchases available.

### Is Pool and Spa Cloud free?

Pool and Spa Cloud is free to download, with no in-app purchases.

### Do Simple Invoice Bill Maker or Pool and Spa Cloud have ads?

Neither Simple Invoice Bill Maker nor Pool and Spa Cloud shows ads.

### Which is updated more often, Simple Invoice Bill Maker or Pool and Spa Cloud?

Simple Invoice Bill Maker ships an update every 10 days, and Pool and Spa Cloud every 3 days. Most recently, Simple Invoice Bill Maker was updated on October 13, 2026 and Pool and Spa Cloud on October 11, 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.*