# Word Sling! vs Word Stack

The clearest difference is in-app purchases: Word Sling! at none against Word Stack's 3. Word Sling! also leads on iOS requirement (9.0 vs 15.0). Word Stack's advantage is update cadence (every 3 days vs every 25 months). On price, ads and device support there is nothing between them.

Both are free to download. Word Stack sells 3 one-off in-app purchases. Word Sling! asks for nothing beyond the download.

Word Sling! ships an update every 25 months, Word Stack every 3 days. The most recent releases landed on October 26, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Word Sling! | Word Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/word-stack-word-mastery/id6744039217/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 39 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tin Soldier Software](https://appshunter.io/developer/529666852) | [Aitor Recalde](https://appshunter.io/developer/1805666679) |

## What reviewers say

### Word Sling!

[App page](https://appshunter.io/ios/app/word-sling/id580502378)

**Features:** macOS Compatibility

**In-app purchases:** none


### Word Stack

[App page](https://appshunter.io/ios/app/word-stack-word-mastery/id6744039217)

Engage in a unique word-building puzzle game that blends strategic thinking with vocabulary challenges. Plan your moves, place letters to build stacks, and climb the leaderboards. Compete with friends and unlock rewards through an achievement system.

**Highlights:** Strategic word-building gameplay, Multiple game modes, Special power tiles, Achievement system with rewards, Leaderboards for competition, Connect with friends

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Word Stack Basic Bundle | $0.99 | one-time |
| Word Stack Advanced Bundle | $2.99 | one-time |
| Word Stack Expert Bundle | $4.99 | one-time |


## Frequently asked questions

### Is Word Sling! free?

Word Sling! is free to download, with no in-app purchases.

### Is Word Stack free?

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

### Do Word Sling! or Word Stack have ads?

Neither Word Sling! nor Word Stack shows ads.

### Which is updated more often, Word Sling! or Word Stack?

Word Sling! ships an update every 25 months, and Word Stack every 3 days. Most recently, Word Sling! was updated on October 26, 2026 and Word Stack 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.*