# Ferment Pro vs Sunpatch

The clearest difference is in-app purchases: Ferment Pro at none against Sunpatch's 2. Ferment Pro also leads on update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sunpatch sells 2 in-app purchases, starting at $3.99 per month. Ferment Pro asks for nothing beyond the download.

Ferment Pro ships an update weekly, Sunpatch monthly. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Ferment Pro | Sunpatch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 88 MB | 67 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [BLUE BIRD MEDIA & MARKETING SOLUTIONS, INC.](https://appshunter.io/developer/1699268504) | [Szymon Dziedzic](https://appshunter.io/developer/1507425063) |

## What reviewers say

### Ferment Pro

[App page](https://appshunter.io/ios/app/ferment-pro/id6754259271)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Sunpatch

[App page](https://appshunter.io/ios/app/sunpatch-sun-hours-and-shade/id6795420837)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sunpatch Pro Monthly | $3.99 | per month |
| Sunpatch Pro Yearly | $17.99 | per year |


## Frequently asked questions

### Is Ferment Pro free?

Ferment Pro is free to download, with no in-app purchases.

### Is Sunpatch free?

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

### Do Ferment Pro or Sunpatch have ads?

Neither Ferment Pro nor Sunpatch shows ads.

### Which is updated more often, Ferment Pro or Sunpatch?

Ferment Pro ships an update weekly, and Sunpatch monthly. Most recently, Ferment Pro was updated on October 18, 2026 and Sunpatch 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.*