# BBB Tracker vs Zerxus

The clearest difference is in-app purchases: BBB Tracker at none against Zerxus's 4. Zerxus's advantage is update cadence (every 2 days vs every 3 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Zerxus sells 4 in-app purchases, starting at $8.99 per month. BBB Tracker asks for nothing beyond the download.

BBB Tracker ships an update every 3 months, Zerxus every 2 days. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | BBB Tracker | Zerxus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 1 MB | 3 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John Wiseman](https://appshunter.io/developer/1702375946) | [Strategypeeps inc](https://appshunter.io/developer/6784692742) |

## What reviewers say

### BBB Tracker

[App page](https://appshunter.io/ios/app/bbb-tracker/id6770320348)

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

**In-app purchases:** none


### Zerxus

[App page](https://appshunter.io/ios/app/zerxus-ai-strength-coach/id6784692740)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zerxus AI | $8.99 | per month |
| Zerxus AI + Coach | $24.99 | per month |
| Zerxus AI | $89.99 | per year |
| Zerxus AI + Coach | $199.99 | per year |


## Frequently asked questions

### Is BBB Tracker free?

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

### Is Zerxus free?

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

### Do BBB Tracker or Zerxus have ads?

Neither BBB Tracker nor Zerxus shows ads.

### Which is updated more often, BBB Tracker or Zerxus?

BBB Tracker ships an update every 3 months, and Zerxus every 2 days. Most recently, BBB Tracker was updated on October 5, 2026 and Zerxus on October 16, 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.*