# LETTRO Challenges vs Sharp Quiz

The clearest difference is review sentiment: Sharp Quiz at 100% against LETTRO Challenges's 43%. Sharp Quiz also leads on in-app purchases (none vs 10). LETTRO Challenges's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (8.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. LETTRO Challenges sells 10 one-off in-app purchases. Sharp Quiz asks for nothing beyond the download.

LETTRO Challenges ships an update every 3 weeks, Sharp Quiz every 6 weeks. The most recent releases landed on September 30, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | LETTRO Challenges | Sharp Quiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (21 ratings)](https://appshunter.io/ios/app/lettro-challenges/id804032887/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 43.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 54 MB | 151 MB |
| Requires iOS | **8.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Y A QU A](https://appshunter.io/developer/553875369) | [Resiliencesoft](https://appshunter.io/developer/1753679102) |

## What reviewers say

### LETTRO Challenges

[App page](https://appshunter.io/ios/app/lettro-challenges/id804032887)

Engage in a fun and addictive word game where you swipe to claim letters and dominate the board. Steal letters from your opponent to win challenges across hundreds of increasingly difficult levels. Compare your progress with friends and aim for the highest scores.

**Highlights:** Swipe to claim letters, Steal letters from opponent, Dominate over 50% of the board, Hundreds of levels, Use boosters to gain advantage, Compare scores with friends

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lives Pack 1 | $0.99 | one-time |
| 5 boosters | $0.99 | one-time |
| Extra-time: 2 minutes | $0.99 | one-time |
| 10 boosters | $1.99 | one-time |
| Lives pack 2 | $1.99 | one-time |
| Extra-time: 5 minutes | $1.99 | one-time |
| 25 boosters | $3.99 | one-time |
| Lives Pack 3 | $3.99 | one-time |
| 50 boosters | $7.99 | one-time |
| Extra-time: 30 minutes | $7.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive gameplay
- 💡 Good concept, makes you think
- 🧠 Improves vocabulary and reflexes
- 🚀 Great for time-killing
- ✨ Modern and intelligent game

**What reviewers complain about**

- 💸 Ridiculous pricing for lives
- 😠 Frustrating ads
- ⚖️ Unfair tie-breaking rule
- ⏳ Long wait for lives
- 👎 AI makes up words

**Reported bugs**

- Ads pop up excessively
- Game freezes or crashes phone
- AI makes up words not in dictionary
- Declines valid words
- Draws count as losses

**Requested features**

- Option to play against other people
- Add a dictionary feature
- Broader word acceptance
- Easy/medium/hard difficulty options
- More lives or challenges to gain lives


### Sharp Quiz

[App page](https://appshunter.io/ios/app/sharp-quiz-gk-and-programming/id6738693287)

Test your knowledge with a quiz app covering general knowledge, current affairs, and programming topics. Engage in a fun and educational experience to expand your understanding.

**Highlights:** General knowledge quizzes, Current affairs quizzes, Programming quizzes, Educational gameplay, Knowledge expansion

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

**In-app purchases:** none


## Frequently asked questions

### Is LETTRO Challenges free?

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

### Is Sharp Quiz free?

Sharp Quiz is free to download, with no in-app purchases.

### Do LETTRO Challenges or Sharp Quiz have ads?

Neither LETTRO Challenges nor Sharp Quiz shows ads.

### Which is updated more often, LETTRO Challenges or Sharp Quiz?

LETTRO Challenges ships an update every 3 weeks, and Sharp Quiz every 6 weeks. Most recently, LETTRO Challenges was updated on September 30, 2026 and Sharp Quiz on September 18, 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.*