# Stack Perfect vs Wrist Ninja

The clearest difference is rating: Stack Perfect at 4.8 against Wrist Ninja's 3.9. Stack Perfect also leads on in-app purchases (none vs 2) and ads (none vs shown). Wrist Ninja's advantage is update cadence (every 10 days vs every 3 months). On price, ratings volume, monetization model and device support there is nothing between them.

Both are free to download. Wrist Ninja sells 2 one-off in-app purchases. Stack Perfect asks for nothing beyond the download.

Stack Perfect holds the better App Store score, 4.8 against 3.9. Both are backed by a comparable volume of ratings — 6 and 7 respectively.

Stack Perfect ships an update every 3 months, Wrist Ninja every 10 days. The most recent releases landed on September 17, 2026 and August 5, 2026 respectively.

## The numbers

| Metric | Stack Perfect | Wrist Ninja |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/stack-perfect-3d-tower/id6757132012/reviews)** | [3.9 (7 ratings)](https://appshunter.io/ios/app/wrist-ninja/id6759701122/reviews) |
| Number of ratings | 6 | **7** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | Free | Free |
| Size | 3 MB | 18 MB |
| Requires iOS | 18.5 | **17.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 9+ |
| Developer | [Alper Ismet SULUN](https://appshunter.io/developer/1641912970) | [Bicoastal AI, LLC](https://appshunter.io/developer/1824596591) |

## What reviewers say

### Stack Perfect

[App page](https://appshunter.io/ios/app/stack-perfect-3d-tower/id6757132012)

Build a towering structure by precisely dropping blocks, aiming for perfect fits to maintain stability and earn bonuses. Compete with friends directly through messages and on global leaderboards, with an accessible design for all players.

**Highlights:** Precision block stacking, iMessage competitive play, Apple Watch integration, Full accessibility support, Global leaderboards, Personalized stats tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Wrist Ninja

[App page](https://appshunter.io/ios/app/wrist-ninja/id6759701122)

Slice fruit and dodge bombs in this fast-paced arcade game. Compete in various modes, earn power-ups, and unlock cosmetic skins. Play across Apple Watch, iPhone, and iPad.

**Highlights:** Slice fruit and dodge bombs, Multiple game modes (Free Play, Arcade, Zen), Daily Challenges and Weekly Tournaments, Unlockable cosmetic skins, Power-ups (Slow-Mo, Double Points, Frenzy), Game Center leaderboards and achievements

**Features:** Family Sharing, Apple Watch app, iMessage stickers

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Skins | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Stack Perfect free?

Stack Perfect is free to download, with no in-app purchases.

### Is Wrist Ninja free?

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

### Which has better reviews, Stack Perfect or Wrist Ninja?

Stack Perfect is rated higher. Stack Perfect averages 4.8 out of 5 from 6 ratings, while Wrist Ninja averages 3.9 from 7 ratings.

### Do Stack Perfect or Wrist Ninja have ads?

Wrist Ninja shows ads; Stack Perfect does not.

### Which is updated more often, Stack Perfect or Wrist Ninja?

Stack Perfect ships an update every 3 months, and Wrist Ninja every 10 days. Most recently, Stack Perfect was updated on September 17, 2026 and Wrist Ninja on August 5, 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.*