# eBookSort vs Spray Foam Pro

The clearest difference is price: Spray Foam Pro at Free against eBookSort's $0.99. Spray Foam Pro also leads on iOS requirement (15.1 vs 17.0). eBookSort's advantage is in-app purchases (none vs 1) and update cadence (every 10 days vs every 3 months). On ads and device support there is nothing between them.

Spray Foam Pro is free to download; eBookSort costs $0.99 up front. Spray Foam Pro sells 1 one-off in-app purchase. eBookSort asks for nothing beyond the download.

eBookSort ships an update every 10 days, Spray Foam Pro every 3 months. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | eBookSort | Spray Foam Pro |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/ebooksort/id6759209795/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 months |
| Monetization | Paid | — |
| Size | 5 MB | 39 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GoGIS LLC](https://appshunter.io/developer/1876041562) | [BRUCE RAY MCCAMPBELL](https://appshunter.io/developer/6772438648) |

## What reviewers say

### eBookSort

[App page](https://appshunter.io/ios/app/ebooksort/id6759209795)

Organize your digital book libraries by genre. Automatically sorts Kindle and Apple Books, identifies series, and tracks reading or listening stats. Your library is kept private on your device.

**Highlights:** Automatic genre sorting, Book series identification, Reading progress tracking, Listening stats for Audible, Combined library browsing, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Spray Foam Pro

[App page](https://appshunter.io/ios/app/spray-foam-pro-insulation-calc/id6772439649)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $1.99 | one-time |


## Frequently asked questions

### Is eBookSort free?

eBookSort costs $0.99, with no in-app purchases.

### Is Spray Foam Pro free?

Spray Foam Pro is free to download, with in-app purchases available.

### Do eBookSort or Spray Foam Pro have ads?

Neither eBookSort nor Spray Foam Pro shows ads.

### Which is updated more often, eBookSort or Spray Foam Pro?

eBookSort ships an update every 10 days, and Spray Foam Pro every 3 months. Most recently, eBookSort was updated on November 9, 2026 and Spray Foam Pro on November 5, 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.*