# FPS Check vs Nurunuru Checker

The clearest difference is in-app purchases: FPS Check at none against Nurunuru Checker's 1. FPS Check also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). Nurunuru Checker's advantage is update cadence (weekly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Nurunuru Checker sells 1 one-off in-app purchase. FPS Check asks for nothing beyond the download.

FPS Check ships an update every 2 months, Nurunuru Checker weekly. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | FPS Check | Nurunuru Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nurunuru-checker/id6815909918/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 23 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Drimfix S.A.](https://appshunter.io/developer/1828766433) | [3810 PRODUCTION](https://appshunter.io/developer/6815889875) |

## What reviewers say

### FPS Check

[App page](https://appshunter.io/ios/app/fps-check/id6749646657)

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

**In-app purchases:** none


### Nurunuru Checker

[App page](https://appshunter.io/ios/app/nurunuru-checker/id6815909918)

This app measures your device's actual screen refresh rate and rendering performance. It helps identify issues like motion blur, response times, and performance drops due to heat. Unlock advanced tests and customization options.

**Highlights:** Live FPS and refresh rate measurement, ProMotion Min/Max refresh rate testing, Motion blur and response time analysis, Sustained performance and throttling tests, Full-screen check patterns for display defects, Customizable Rinka Mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $1.99 | one-time |


## Frequently asked questions

### Is FPS Check free?

FPS Check is free to download, with no in-app purchases.

### Is Nurunuru Checker free?

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

### Do FPS Check or Nurunuru Checker have ads?

Nurunuru Checker shows ads; FPS Check does not.

### Which is updated more often, FPS Check or Nurunuru Checker?

FPS Check ships an update every 2 months, and Nurunuru Checker weekly. Most recently, FPS Check was updated on November 5, 2026 and Nurunuru Checker on November 10, 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.*