# Word Master Stack vs Locked In

The clearest difference is update cadence: Locked In at every 2 days against Word Master Stack's every 4 months. Word Master Stack's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 26.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Word Master Stack sells 2 in-app purchases, starting at $0.99 per month and Locked In sells 5 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Word Master Stack ships an update every 4 months, Locked In every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Word Master Stack | Locked In |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (169 ratings)](https://appshunter.io/ios/app/word-master-stack/id1634958856/reviews)** | — |
| Number of ratings | **169** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 27 MB |
| Requires iOS | **12.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Luis Gualandi](https://appshunter.io/developer/979597989) | [Finnian Liam Noa Eichstadt](https://appshunter.io/developer/6792876274) |

## What reviewers say

### Word Master Stack

[App page](https://appshunter.io/ios/app/word-master-stack/id1634958856)

This is a word-building board game where players create words by placing letter tiles. Letters can be stacked on top of existing tiles, with higher stacks yielding more points. It offers offline play, multiple languages, and detailed statistics.

**Highlights:** Stack letters on top of existing tiles, Scoring based on stack height, Offline mode with 4 difficulty levels, Pass and Play mode, Built-in word definitions, Multiple languages supported, Detailed statistics

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Subscription Month | $0.99 | per month |
| Pro Subscription Year | $5.99 | per year |


### Locked In

[App page](https://appshunter.io/ios/app/locked-in-timing-game/id6792876272)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $5.99 | per month |
| Yearly | $24.99 | per year |
| Remove Ads | $2.99 | one-time |
| Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Word Master Stack free?

Word Master Stack is free to download, with in-app purchases available.

### Is Locked In free?

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

### Do Word Master Stack or Locked In have ads?

Both Word Master Stack and Locked In show ads.

### Which is updated more often, Word Master Stack or Locked In?

Word Master Stack ships an update every 4 months, and Locked In every 2 days. Most recently, Word Master Stack was updated on October 30, 2026 and Locked In on October 31, 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.*