# Preview App vs Shell Keyboard

The clearest difference is update cadence: Shell Keyboard at fortnightly against Preview App's every 13 months. Shell Keyboard also leads on chart position (#1 vs unranked) and price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Preview App costs $1.99 and Shell Keyboard $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Preview App ships an update every 13 months, Shell Keyboard fortnightly. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Preview App | Shell Keyboard |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Best chart rank | — | **#1** |
| Size | 8 MB | 3 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cangmu Technology Co., Ltd](https://appshunter.io/developer/1736424342) | [Nguyen Nguyen](https://appshunter.io/developer/1071455830) |

## What reviewers say

### Preview App

[App page](https://appshunter.io/ios/app/preview-app-store-simulator/id1626025800)

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

**In-app purchases:** none


### Shell Keyboard

[App page](https://appshunter.io/ios/app/shell-keyboard/id6811290737)

**Currently charting:** #1 Top Paid · Developer Tools, #80 Top Grossing · Developer Tools, #182 Top Paid (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Preview App free?

Preview App costs $1.99, with no in-app purchases.

### Is Shell Keyboard free?

Shell Keyboard costs $0.99, with no in-app purchases.

### Do Preview App or Shell Keyboard have ads?

Neither Preview App nor Shell Keyboard shows ads.

### Which is updated more often, Preview App or Shell Keyboard?

Preview App ships an update every 13 months, and Shell Keyboard fortnightly. Most recently, Preview App was updated on October 8, 2026 and Shell Keyboard on October 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.*