# Stack Rider vs Teeth Shield

The clearest difference is review sentiment: Stack Rider at 60% against Teeth Shield's 14%. Stack Rider also leads on rating (4.4 vs 1.8). Teeth Shield's advantage is in-app purchases (none vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Stack Rider sells 1 one-off in-app purchase. Teeth Shield asks for nothing beyond the download.

Stack Rider holds the better App Store score, 4.4 against 1.8. Both are backed by a comparable volume of ratings — 756 and 286 respectively. Written reviews point the same way: 60% of Stack Rider's written reviews are positive against 14% of Teeth Shield's.

Stack Rider ships an update every 2 weeks, Teeth Shield fortnightly. Both last shipped on September 27, 2026.

## The numbers

| Metric | Stack Rider | Teeth Shield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (756 ratings)](https://appshunter.io/ios/app/stack-rider/id1525990438/reviews)** | [1.8 (286 ratings)](https://appshunter.io/ios/app/teeth-shield/id1601158977/reviews) |
| Number of ratings | **756** | 286 |
| Positive reviews | **59.7% of reviews** | 14.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 393 MB | 211 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [SUPERSONIC STUDIOS LTD](https://appshunter.io/developer/1499845738) | [Ahmet Ikbal Adlig](https://appshunter.io/developer/1589838934) |

## What reviewers say

### Stack Rider

[App page](https://appshunter.io/ios/app/stack-rider/id1525990438)

Navigate a challenging obstacle course by collecting balls to build a towering stack. Avoid walls that are too high to maintain your momentum and reach the finish line.

**Highlights:** Build a tall stack, Collect balls, Avoid high walls, Race to the finish, Obstacle course navigation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Fun and satisfying gameplay
- 🤩 Enjoyable challenge
- 💗 Addictive and relaxing
- 🎨 Variety of skins/characters

**What reviewers complain about**

- 🤬 Excessive ads
- 🤯 Repetitive levels
- 💰 Coins/purchases feel meaningless
- 🐛 Bugs and crashes

**Reported bugs**

- Game crashes after update
- Levels glitch and become unplayable
- Controls become unresponsive
- Losing progress/data

**Requested features**

- Increase level difficulty and variety
- Reduce ads or offer ad-free option
- Improve coin/purchase system
- Fix bugs and crashes


### Teeth Shield

[App page](https://appshunter.io/ios/app/teeth-shield/id1601158977)

Collect and protect teeth from harmful treats like candy and soda. Navigate obstacles, use dental tools to enhance your teeth's shine, and enjoy a fun, challenging experience. Perfect for those who enjoy dental-themed games.

**Highlights:** Collect teeth, Protect teeth from decay, Avoid monsters, candy, and soda, Use toothbrush and mouthwash, Smash unhealthy foods

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 No ads
- 👍 Entertaining game
- 🤔 Interesting concept

**What reviewers complain about**

- 🐛 Impossible to beat the game
- 🤔 Unclear purpose/ending
- 🤔 Misleading advertising
- 👎 Repetitive gameplay
- 🤔 Inappropriate content

**Reported bugs**

- Teeth cleaning mechanics not working as expected
- Inconsistent game behavior across levels

**Requested features**

- Add a way to actually complete the game
- Provide rewards/incentives for playing
- Improve level design and progression


## Frequently asked questions

### Is Stack Rider free?

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

### Is Teeth Shield free?

Teeth Shield is free to download, with no in-app purchases.

### Which has better reviews, Stack Rider or Teeth Shield?

Stack Rider is rated higher. Stack Rider averages 4.4 out of 5 from 756 ratings, while Teeth Shield averages 1.8 from 286 ratings.

### Do Stack Rider or Teeth Shield have ads?

Both Stack Rider and Teeth Shield show ads.

### Which is updated more often, Stack Rider or Teeth Shield?

Stack Rider ships an update every 2 weeks, and Teeth Shield fortnightly. Most recently, Stack Rider was updated on September 27, 2026 and Teeth Shield on September 27, 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.*