# Upwords vs Word Master Stack

The clearest difference is update cadence: Upwords at every 2 days against Word Master Stack's every 4 months. Upwords also leads on ratings volume (9.2K vs 166) and chart position (#178 vs unranked). Word Master Stack's advantage is iOS requirement (12.0 vs 15.6). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Upwords sells 12 in-app purchases, starting at $1.49 per month and Word Master Stack sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Upwords against 4.7 for Word Master Stack. That said, the two scores are not equally well evidenced: Upwords has 9.2K ratings behind it against 166, so its average is the more settled of the two. Written reviews are what separate them: 68% of Upwords's written reviews are positive against 71% of Word Master Stack's.

Upwords ships an update every 2 days, Word Master Stack every 4 months. Both last shipped on September 23, 2026.

## The numbers

| Metric | Upwords | Word Master Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (9.2K ratings)](https://appshunter.io/ios/app/upwords/id588252565/reviews) | [4.7 (166 ratings)](https://appshunter.io/ios/app/word-master-stack/id1634958856/reviews) |
| Number of ratings | **9.2K** | 166 |
| Positive reviews | 67.7% of reviews | **71.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#178** | — |
| Size | 91 MB | 77 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lonely Star Software, Inc.](https://appshunter.io/developer/284572331) | [Luis Gualandi](https://appshunter.io/developer/979597989) |

## What reviewers say

### Upwords

[App page](https://appshunter.io/ios/app/upwords/id588252565)

**Currently charting:** #178 Top Grossing · Word (US App Store)

This word stacking game challenges you to transform existing words by stacking letters on top. Score higher by stacking higher and outsmarting opponents. Play with friends, strangers, or against the computer.

**Highlights:** Stack letters to change words, Score points based on stacking height, Play with friends globally, Challenge computer opponents, Pass & Play mode, In-game chat

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Bundle Monthly | $1.49 | per month |
| Premium Bundle Yearly | $11.99 | per year |
| Full Upgrade - Free! | Free | one-time |
| Word Glow | $1.99 | one-time |
| 20 Tokens | $1.99 | one-time |
| Medium Token Pack | $4.99 | one-time |
| 60 Tokens | $4.99 | one-time |
| 125 Tokens | $9.99 | one-time |
| Large Token Pack | $9.99 | one-time |
| 260 Tokens | $19.99 | one-time |
| Premium Bundle Lifetime | $34.99 | one-time |
| 610 Tokens | $44.99 | one-time |

**What reviewers like**

- 🚀 Great online game
- 🤝 Competitive and fun
- 🧠 Keeps the brain active
- 🌐 Connects players globally
- 🕰️ Enjoyable to play daily

**What reviewers complain about**

- 🔤 Questionable dictionary
- 🤖 Computer uses invalid words
- 🤑 Expensive for a 50MB app
- 🚫 Rejects valid words
- 💤 Lack of help from developers

**Reported bugs**

- Ads that cannot be closed
- Frequent crashes and freezes
- Login and verification issues
- Incorrect scoring and word validation

**Requested features**

- Option to use British dictionary
- Choice of dictionaries
- Ability to swap more than one letter
- Show opponent's remaining tiles
- Fairer letter distribution


### 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 |


## Frequently asked questions

### Is Upwords free?

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

### Is Word Master Stack free?

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

### Which has better reviews, Upwords or Word Master Stack?

Upwords and Word Master Stack are both rated 4.7 out of 5 on the App Store, from 9.2K and 166 ratings respectively.

### Do Upwords or Word Master Stack have ads?

Both Upwords and Word Master Stack show ads.

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

Upwords ships an update every 2 days, and Word Master Stack every 4 months. Most recently, Upwords was updated on September 23, 2026 and Word Master Stack on September 23, 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.*