# Onyx IX CSS vs Xper Sales

Onyx IX CSS and Xper Sales are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Onyx IX CSS ships an update every 4 months, Xper Sales every 2 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Onyx IX CSS | Xper Sales |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 27 MB | 64 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ultimate Solutions](https://appshunter.io/developer/1190319655) | [abdulkader sabouni](https://appshunter.io/developer/1604561634) |

## What reviewers say

### Onyx IX CSS

[App page](https://appshunter.io/ios/app/onyx-ix-css/id1584092874)

**Features:** macOS Compatibility

**In-app purchases:** none


### Xper Sales

[App page](https://appshunter.io/ios/app/xper-sales/id6478912940)

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

**In-app purchases:** none


## Frequently asked questions

### Is Onyx IX CSS free?

Onyx IX CSS is free to download, with no in-app purchases.

### Is Xper Sales free?

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

### Do Onyx IX CSS or Xper Sales have ads?

Neither Onyx IX CSS nor Xper Sales shows ads.

### Which is updated more often, Onyx IX CSS or Xper Sales?

Onyx IX CSS ships an update every 4 months, and Xper Sales every 2 months. Most recently, Onyx IX CSS was updated on October 6, 2026 and Xper Sales on October 5, 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.*