# Pier Shell vs AI Usage Limits

The clearest difference is device support: Pier Shell at 3 against AI Usage Limits's 1. AI Usage Limits's advantage is iOS requirement (17.0 vs 26.5). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 8 days. The most recent releases landed on September 28, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Pier Shell | AI Usage Limits |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | Every 8 days |
| Size | 12 MB | 2 MB |
| Requires iOS | 26.5 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Muhamad Nur Asyraaf](https://appshunter.io/developer/1841873975) | [Georgios Stavropoulos](https://appshunter.io/developer/1792154671) |

## What reviewers say

### Pier Shell

[App page](https://appshunter.io/ios/app/pier-shell/id6801818407)

**Features:** Vision Pro support

**In-app purchases:** none


### AI Usage Limits

[App page](https://appshunter.io/ios/app/ai-usage-limits/id6805005142)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pier Shell free?

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

### Is AI Usage Limits free?

AI Usage Limits is free to download, with no in-app purchases.

### Do Pier Shell or AI Usage Limits have ads?

Neither Pier Shell nor AI Usage Limits shows ads.

### Which is updated more often, Pier Shell or AI Usage Limits?

Pier Shell ships an update every 8 days, and AI Usage Limits every 8 days. Most recently, Pier Shell was updated on September 28, 2026 and AI Usage Limits on October 7, 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.*