# FPSBoost vs Volume Shader

The clearest difference is review sentiment: Volume Shader at 100% against FPSBoost's 50%. Volume Shader also leads on rating (4.7 vs 3.9) and in-app purchases (none vs 2). FPSBoost's advantage is ads (none vs shown) and ratings volume (10 vs 3). On price, monetization model and device support there is nothing between them.

Both are free to download. FPSBoost sells 2 one-off in-app purchases. Volume Shader asks for nothing beyond the download.

Volume Shader holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 10 and 3 respectively. Written reviews point the same way: 50% of FPSBoost's written reviews are positive against 100% of Volume Shader's.

## The numbers

| Metric | FPSBoost | Volume Shader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (10 ratings)](https://appshunter.io/ios/app/fpsboost/id6751056839/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/volume-shader/id6802010333/reviews)** |
| Number of ratings | **10** | 3 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 37 MB | 10 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [xOrb LLC](https://appshunter.io/developer/1833280815) | [Shahid Ali](https://appshunter.io/developer/6802010335) |

## What reviewers say

### FPSBoost

[App page](https://appshunter.io/ios/app/fpsboost/id6751056839)

This AI-powered tool helps gamers optimize their system settings for smoother gameplay and higher frame rates. It provides personalized, step-by-step software optimization guides based on your system and game preferences, without requiring hardware changes.

**Highlights:** AI-powered performance optimization, Personalized software setting recommendations, Step-by-step optimization guides, Game-specific setting adjustments, Improves FPS and gameplay smoothness

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Single Scan | $4.99 | one-time |
| 10 Scan | $9.99 | one-time |


### Volume Shader

[App page](https://appshunter.io/ios/app/volume-shader/id6802010333)

Explore complex 3D fractal visualizations rendered natively on your iPhone or iPad. Test your device's GPU performance and check system states like thermal and battery.

**Highlights:** Native Metal GPU rendering, Mandelbulb ray marching, Device performance testing, System state monitoring, Interactive 3D exploration, Touch, haptic, and speaker checks

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

**In-app purchases:** none


## Frequently asked questions

### Is FPSBoost free?

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

### Is Volume Shader free?

Volume Shader is free to download, with no in-app purchases.

### Which has better reviews, FPSBoost or Volume Shader?

Volume Shader is rated higher. FPSBoost averages 3.9 out of 5 from 10 ratings, while Volume Shader averages 4.7 from 3 ratings.

### Do FPSBoost or Volume Shader have ads?

Volume Shader shows ads; FPSBoost does not.

---

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