# Nitty Gritty 4rex vs FxMaster

The clearest difference is update cadence: FxMaster at weekly against Nitty Gritty 4rex's every 36 months. Nitty Gritty 4rex's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nitty Gritty 4rex ships an update every 36 months, FxMaster weekly. The most recent releases landed on October 4, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Nitty Gritty 4rex | FxMaster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Weekly** |
| Size | 7 MB | 123 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Nittygritty Solutions Ltd](https://appshunter.io/developer/1569060896) | [FxMaster](https://appshunter.io/developer/1718098353) |

## What reviewers say

### Nitty Gritty 4rex

[App page](https://appshunter.io/ios/app/nitty-gritty-4rex/id1569060894)

**Features:** macOS Compatibility

**In-app purchases:** none


### FxMaster

[App page](https://appshunter.io/ios/app/fxmaster-money-transfer/id6472921073)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nitty Gritty 4rex free?

Nitty Gritty 4rex is free to download, with no in-app purchases.

### Is FxMaster free?

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

### Do Nitty Gritty 4rex or FxMaster have ads?

Neither Nitty Gritty 4rex nor FxMaster shows ads.

### Which is updated more often, Nitty Gritty 4rex or FxMaster?

Nitty Gritty 4rex ships an update every 36 months, and FxMaster weekly. Most recently, Nitty Gritty 4rex was updated on October 4, 2026 and FxMaster on October 19, 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.*