# Spark Tooth Out vs Ruthless Conquest

The clearest difference is review sentiment: Ruthless Conquest at 78% against Spark Tooth Out's 40%. Ruthless Conquest also leads on rating (4.3 vs 3.8) and in-app purchases (none vs 3). Spark Tooth Out's advantage is update cadence (every 3 months vs every 9 months) and iOS requirement (4.3 vs 12.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Spark Tooth Out sells 3 one-off in-app purchases. Ruthless Conquest asks for nothing beyond the download.

Ruthless Conquest holds the better App Store score, 4.3 against 3.8. Both are backed by a comparable volume of ratings — 27 and 54 respectively. Written reviews point the same way: 40% of Spark Tooth Out's written reviews are positive against 78% of Ruthless Conquest's.

Spark Tooth Out ships an update every 3 months, Ruthless Conquest every 9 months. The most recent releases landed on September 4, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | Spark Tooth Out | Ruthless Conquest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (27 ratings)](https://appshunter.io/ios/app/spark-tooth-out/id447946076/reviews) | **[4.3 (54 ratings)](https://appshunter.io/ios/app/ruthless-conquest/id1449785021/reviews)** |
| Number of ratings | 27 | **54** |
| Positive reviews | 40.0% of reviews | **78.4% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 27 MB | 49 MB |
| Requires iOS | **4.3** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [愚 杨](https://appshunter.io/developer/434122039) | [Igor Kalicinski](https://appshunter.io/developer/622613682) |

## What reviewers say

### Spark Tooth Out

[App page](https://appshunter.io/ios/app/spark-tooth-out/id447946076)

A humorous mobile game where players act as a dentist to help a character named Spark with his dental issues. It's a unique dentist memory game featuring realistic 3D graphics and sound, designed for both solo play and competition with friends.

**Highlights:** Dentist memory game, Realistic 3D graphics and sounds, Endless game modes, Game Center support for competition, Play with friends

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| X-Ray Densities x3 | $0.99 | one-time |
| X-Ray Densities x15 | $3.99 | one-time |
| X-Ray Densities x80 | $14.99 | one-time |


### Ruthless Conquest

[App page](https://appshunter.io/ios/app/ruthless-conquest/id1449785021)

Engage in galactic strategy by sending fleets to capture planets and expand your empire. Enjoy local and internet multiplayer, or test your skills against six levels of challenging AI.

**Highlights:** Planet capture, Empire expansion, Fleet management, Local multiplayer, Internet multiplayer, Challenging AI opponents

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

**In-app purchases:** none


## Frequently asked questions

### Is Spark Tooth Out free?

Spark Tooth Out is free to download, with in-app purchases available.

### Is Ruthless Conquest free?

Ruthless Conquest is free to download, with no in-app purchases.

### Which has better reviews, Spark Tooth Out or Ruthless Conquest?

Ruthless Conquest is rated higher. Spark Tooth Out averages 3.8 out of 5 from 27 ratings, while Ruthless Conquest averages 4.3 from 54 ratings.

### Do Spark Tooth Out or Ruthless Conquest have ads?

Neither Spark Tooth Out nor Ruthless Conquest shows ads.

### Which is updated more often, Spark Tooth Out or Ruthless Conquest?

Spark Tooth Out ships an update every 3 months, and Ruthless Conquest every 9 months. Most recently, Spark Tooth Out was updated on September 4, 2026 and Ruthless Conquest on August 15, 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.*