# Bolt Sort Puzzle vs Sternzy

The clearest difference is ads: Sternzy at none against Bolt Sort Puzzle's shown. Sternzy also leads on review sentiment (100% vs 75%) and monetization model (free vs free with in-app purchases). Bolt Sort Puzzle's advantage is ratings volume (249 vs 1) and iOS requirement (12.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Bolt Sort Puzzle sells 10 one-off in-app purchases and Sternzy sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Sternzy holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Bolt Sort Puzzle has 249 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of Bolt Sort Puzzle's written reviews are positive against 100% of Sternzy's.

Bolt Sort Puzzle ships an update every 2 weeks, Sternzy weekly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Bolt Sort Puzzle | Sternzy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (249 ratings)](https://appshunter.io/ios/app/bolt-sort-puzzle/id6475401352/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sternzy-block-drop/id6771868077/reviews)** |
| Number of ratings | **249** | 1 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 179 MB | 2 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Rollic Games](https://appshunter.io/developer/1452111779) | [David Stern](https://appshunter.io/developer/6771868079) |

## What reviewers say

### Bolt Sort Puzzle

[App page](https://appshunter.io/ios/app/bolt-sort-puzzle/id6475401352)

Engage in a thrilling puzzle game where you strategically place colored bolts on screws. Merge bolts of the same color to make them disappear and reach the level goal. Test your logic and creativity to master this unique stacking challenge.

**Highlights:** Strategic bolt placement, Color merging mechanics, Level-based challenges, Logic and creativity required, Bolt stacking gameplay

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack 1 | $1.99 | one-time |
| Coin Pack 2 | $7.99 | one-time |
| Remove Ads | $7.99 | one-time |
| Mini Bundle | $8.99 | one-time |
| Coin Pack 3 | $14.99 | one-time |
| Special Bundle | $19.99 | one-time |
| Coin Pack 4 | $24.99 | one-time |
| Vip Bundle | $49.99 | one-time |
| Coin Pack 5 | $54.99 | one-time |
| Coin Pack 6 | $99.99 | one-time |


### Sternzy

[App page](https://appshunter.io/ios/app/sternzy-block-drop/id6771868077)

A relaxing block puzzle game where you drag shapes to fill rows and columns for points. Features unique diagonal clears, a daily challenge, and wildcard pieces. Play offline with no ads or paywalls.

**Highlights:** Drag and drop block puzzles, Fill rows/columns to clear, Diagonal clear mechanic, Daily puzzle challenges, Wildcard pieces, Offline play, Customizable appearance

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diner Coffee | $0.99 | one-time |
| Café Cappuccino | $1.99 | one-time |
| Artisan Pour-Over | $4.99 | one-time |
| Fancy Bistro Latte | $9.99 | one-time |


## Frequently asked questions

### Is Bolt Sort Puzzle free?

Bolt Sort Puzzle is free to download, with in-app purchases available.

### Is Sternzy free?

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

### Which has better reviews, Bolt Sort Puzzle or Sternzy?

Sternzy is rated higher. Bolt Sort Puzzle averages 4.8 out of 5 from 249 ratings, while Sternzy averages 5.0 from 1 ratings.

### Do Bolt Sort Puzzle or Sternzy have ads?

Bolt Sort Puzzle shows ads; Sternzy does not.

### Which is updated more often, Bolt Sort Puzzle or Sternzy?

Bolt Sort Puzzle ships an update every 2 weeks, and Sternzy weekly. Most recently, Bolt Sort Puzzle was updated on October 24, 2026 and Sternzy on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*