# Fan Tools vs Carma

The clearest difference is in-app purchases: Fan Tools at none against Carma's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Carma sells 2 in-app purchases, starting at $0.99 per month. Fan Tools asks for nothing beyond the download.

Fan Tools ships an update every 4 days, Carma every 6 days. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Fan Tools | Carma |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fan-tools/id6444315998/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | Free | — |
| Size | 11 MB | 77 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ali Salem](https://appshunter.io/developer/1299887500) | [Kareem Elshafey](https://appshunter.io/developer/6795532781) |

## What reviewers say

### Fan Tools

[App page](https://appshunter.io/ios/app/fan-tools/id6444315998)

This app allows users to customize their phone's screen light with various colors and flashing speeds, ideal for supporting teams at events. It also includes interactive musical instruments like drums and snare.

**Highlights:** Customizable screen light colors, Adjustable flashing speed, Interactive drum and snare instruments, Support for stadium events, Fan-centric tools

**Features:** macOS Compatibility

**In-app purchases:** none


### Carma

[App page](https://appshunter.io/ios/app/carma-car-remember-everything/id6795532779)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carma Pro Monthly | $0.99 | per month |
| Carma Pro Annual | $6.99 | per year |


## Frequently asked questions

### Is Fan Tools free?

Fan Tools is free to download, with no in-app purchases.

### Is Carma free?

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

### Do Fan Tools or Carma have ads?

Neither Fan Tools nor Carma shows ads.

### Which is updated more often, Fan Tools or Carma?

Fan Tools ships an update every 4 days, and Carma every 6 days. Most recently, Fan Tools was updated on October 9, 2026 and Carma on October 13, 2026.

---

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