# CENTNER WELLNESS vs 9x

The clearest difference is update cadence: CENTNER WELLNESS at every 10 months against 9x's every 21 months. CENTNER WELLNESS also leads on iOS requirement (13.0 vs 16.6). 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.

CENTNER WELLNESS ships an update every 10 months, 9x every 21 months. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | CENTNER WELLNESS | 9x |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 21 months |
| Size | 67 MB | 95 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [SERENERGY CENTER LLC](https://appshunter.io/developer/1664064626) | [APN Lodge](https://appshunter.io/developer/1532261859) |

## What reviewers say

### CENTNER WELLNESS

[App page](https://appshunter.io/ios/app/centner-wellness/id1664064624)

**In-app purchases:** none


### 9x

[App page](https://appshunter.io/ios/app/9x/id6502964646)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is CENTNER WELLNESS free?

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

### Is 9x free?

9x is free to download, with no in-app purchases.

### Do CENTNER WELLNESS or 9x have ads?

Neither CENTNER WELLNESS nor 9x shows ads.

### Which is updated more often, CENTNER WELLNESS or 9x?

CENTNER WELLNESS ships an update every 10 months, and 9x every 21 months. Most recently, CENTNER WELLNESS was updated on October 2, 2026 and 9x on October 3, 2026.

---

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