# Letter Shift vs Shanghai Ultra

The clearest difference is price: Letter Shift at Free against Shanghai Ultra's $1.99. Letter Shift also leads on iOS requirement (18.6 vs 26.0). Shanghai Ultra's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence and device support there is nothing between them.

Letter Shift is free to download; Shanghai Ultra costs $1.99 up front. Letter Shift sells 1 one-off in-app purchase. Shanghai Ultra asks for nothing beyond the download.

Letter Shift ships an update every 5 days, Shanghai Ultra every 6 days. The most recent releases landed on November 9, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Letter Shift | Shanghai Ultra |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[4.8 (5 ratings)](https://appshunter.io/ios/app/shanghai-ultra/id6763665679/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 6 days |
| Monetization | — | Paid |
| Best chart rank | — | **#118** |
| Size | 9 MB | 17 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [adam rogan](https://appshunter.io/developer/837572905) | [Jonathan Clarke](https://appshunter.io/developer/1891606137) |

## What reviewers say

### Letter Shift

[App page](https://appshunter.io/ios/app/letter-shift/id6759229771)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Shanghai Ultra

[App page](https://appshunter.io/ios/app/shanghai-ultra/id6763665679)

**Currently charting:** #118 Top Paid · Puzzle (US App Store)

A beautifully crafted mahjong solitaire game focused on clean gameplay. Match pairs of free tiles to clear the board, with every deal guaranteed solvable. Offers multiple tile styles, board layouts, and themes for a satisfying experience.

**Highlights:** 7 board layouts, Multiple tile styles, Background themes, Guaranteed solvable deals, Score tracking with hints, Leaderboard with iCloud sync, Global Daily Challenges

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Letter Shift free?

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

### Is Shanghai Ultra free?

Shanghai Ultra costs $1.99, with no in-app purchases.

### Do Letter Shift or Shanghai Ultra have ads?

Letter Shift shows ads; Shanghai Ultra does not.

### Which is updated more often, Letter Shift or Shanghai Ultra?

Letter Shift ships an update every 5 days, and Shanghai Ultra every 6 days. Most recently, Letter Shift was updated on November 9, 2026 and Shanghai Ultra on November 12, 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.*