# Synonym Stack vs Word Stack Solitaire

The clearest difference is ads: Word Stack Solitaire at none against Synonym Stack's shown. Word Stack Solitaire also leads on update cadence (every 2 days vs every 3 weeks) and iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Synonym Stack sells 1 one-off in-app purchase and Word Stack Solitaire sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Synonym Stack ships an update every 3 weeks, Word Stack Solitaire every 2 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Synonym Stack | Word Stack Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 128 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MOMENTUMLABAI PTY LTD](https://appshunter.io/developer/1825573523) | [Emre Pehlevan](https://appshunter.io/developer/1763785016) |

## What reviewers say

### Synonym Stack

[App page](https://appshunter.io/ios/app/synonym-stack-word-match-game/id6748382091)

This word game boosts your vocabulary by challenging you to find correct synonyms. Enjoy a clean, distraction-free experience designed for all ages to improve language skills at your own pace.

**Highlights:** Vocabulary building, Synonym matching, No timers or distractions, Play at your own pace, Intuitive interface, Ad-free upgrade available

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


### Word Stack Solitaire

[App page](https://appshunter.io/ios/app/word-stack-solitaire/id6759974813)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack 1 | $0.99 | one-time |
| Coin Pack 2 | $1.99 | one-time |
| Coin Pack 3 | $4.99 | one-time |
| Coin Pack 4 | $9.99 | one-time |
| Coin Pack 5 | $19.99 | one-time |
| Coin Pack 6 | $49.99 | one-time |


## Frequently asked questions

### Is Synonym Stack free?

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

### Is Word Stack Solitaire free?

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

### Do Synonym Stack or Word Stack Solitaire have ads?

Synonym Stack shows ads; Word Stack Solitaire does not.

### Which is updated more often, Synonym Stack or Word Stack Solitaire?

Synonym Stack ships an update every 3 weeks, and Word Stack Solitaire every 2 days. Most recently, Synonym Stack was updated on October 24, 2026 and Word Stack Solitaire on October 20, 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.*