# Step Obsessed vs NIX

The clearest difference is in-app purchases: Step Obsessed at none against NIX's 2. Step Obsessed also leads on iOS requirement (16.0 vs 18). NIX's advantage is update cadence (every 3 days vs weekly). On price, ads and device support there is nothing between them.

Both are free to download. NIX sells 2 in-app purchases, starting at $1.99 per 7 days. Step Obsessed asks for nothing beyond the download.

Step Obsessed ships an update weekly, NIX every 3 days. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Step Obsessed | NIX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 5 MB | 16 MB |
| Requires iOS | **16.0** | 18 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Ian SMITH](https://appshunter.io/developer/1877217033) | [STERK VEKST AS](https://appshunter.io/developer/6776974635) |

## What reviewers say

### Step Obsessed

[App page](https://appshunter.io/ios/app/step-obsessed/id6760319474)

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

**In-app purchases:** none


### NIX

[App page](https://appshunter.io/ios/app/nix-quit-zyn-and-pouch-tracker/id6777819621)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NIX pro | $1.99 | per 7 days |
| NIX pro | $39.99 | per year |


## Frequently asked questions

### Is Step Obsessed free?

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

### Is NIX free?

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

### Do Step Obsessed or NIX have ads?

Neither Step Obsessed nor NIX shows ads.

### Which is updated more often, Step Obsessed or NIX?

Step Obsessed ships an update weekly, and NIX every 3 days. Most recently, Step Obsessed was updated on October 9, 2026 and NIX on October 24, 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.*