# Fjs vs Oxigen Customer App

The clearest difference is update cadence: Fjs at every 4 days against Oxigen Customer App's monthly. Fjs also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Fjs ships an update every 4 days, Oxigen Customer App monthly. The most recent releases landed on October 19, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Fjs | Oxigen Customer App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Monthly |
| Size | 36 MB | 16 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DMCS CONSULTANCY LIMITED](https://appshunter.io/developer/1565003829) | [Oxigen Environmental](https://appshunter.io/developer/1694547482) |

## What reviewers say

### Fjs

[App page](https://appshunter.io/ios/app/fjs/id1594603081)

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

**In-app purchases:** none


### Oxigen Customer App

[App page](https://appshunter.io/ios/app/oxigen-customer-app/id6450715508)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fjs free?

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

### Is Oxigen Customer App free?

Oxigen Customer App is free to download, with no in-app purchases.

### Do Fjs or Oxigen Customer App have ads?

Neither Fjs nor Oxigen Customer App shows ads.

### Which is updated more often, Fjs or Oxigen Customer App?

Fjs ships an update every 4 days, and Oxigen Customer App monthly. Most recently, Fjs was updated on October 19, 2026 and Oxigen Customer App on October 13, 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.*