# HayWork vs cAIerra

The clearest difference is in-app purchases: HayWork at none against cAIerra's 1. HayWork also leads on update cadence (every 2 days vs every 4 days) and iOS requirement (12.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. cAIerra sells 1 in-app purchase, starting at $9.99 per month. HayWork asks for nothing beyond the download.

HayWork ships an update every 2 days, cAIerra every 4 days. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | HayWork | cAIerra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Size | 32 MB | 61 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Narek Ayvazyan](https://appshunter.io/developer/1885636524) | [TIGRAN GALSTYAN](https://appshunter.io/developer/6785259349) |

## What reviewers say

### HayWork

[App page](https://appshunter.io/ios/app/haywork/id6760672366)

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

**In-app purchases:** none


### cAIerra

[App page](https://appshunter.io/ios/app/caierra/id6790966640)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| cAIerra Monthly | $9.99 | per month |


## Frequently asked questions

### Is HayWork free?

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

### Is cAIerra free?

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

### Do HayWork or cAIerra have ads?

Neither HayWork nor cAIerra shows ads.

### Which is updated more often, HayWork or cAIerra?

HayWork ships an update every 2 days, and cAIerra every 4 days. Most recently, HayWork was updated on September 22, 2026 and cAIerra on September 17, 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.*