# WonderPlan vs Clay Catalog

The clearest difference is in-app purchases: Clay Catalog at none against WonderPlan's 2. Clay Catalog also leads on update cadence (every 3 days vs every 6 weeks). WonderPlan's advantage is iOS requirement (16.6 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. WonderPlan sells 2 in-app purchases, starting at $1.99 per month. Clay Catalog asks for nothing beyond the download.

WonderPlan ships an update every 6 weeks, Clay Catalog every 3 days. The most recent releases landed on September 30, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | WonderPlan | Clay Catalog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/clay-catalog/id6764497030/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 30 MB | 14 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PISO 13, Inc.](https://appshunter.io/developer/940653452) | [Curaph LLC](https://appshunter.io/developer/1895807651) |

## What reviewers say

### WonderPlan

[App page](https://appshunter.io/ios/app/wonderplan/id6446872014)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WonderPlan Pro | $1.99 | per month |
| WonderPlan Professional | $9.99 | per year |


### Clay Catalog

[App page](https://appshunter.io/ios/app/clay-catalog/id6764497030)

This app helps ceramic artists document their pottery journey from start to finish. Track every stage of creation, log glazes with automatic detection, and easily search your collection. Share your work and connect with other potters.

**Highlights:** Document every creation stage, Track glazes with photo detection, Search collection by notes and glazes, Share work with the community, Visual timeline of artwork evolution

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

**In-app purchases:** none


## Frequently asked questions

### Is WonderPlan free?

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

### Is Clay Catalog free?

Clay Catalog is free to download, with no in-app purchases.

### Do WonderPlan or Clay Catalog have ads?

Neither WonderPlan nor Clay Catalog shows ads.

### Which is updated more often, WonderPlan or Clay Catalog?

WonderPlan ships an update every 6 weeks, and Clay Catalog every 3 days. Most recently, WonderPlan was updated on September 30, 2026 and Clay Catalog on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*