# BZeroSystem vs Tri

The clearest difference is update cadence: Tri at every 2 months against BZeroSystem's every 14 months. 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.

BZeroSystem ships an update every 14 months, Tri every 2 months. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | BZeroSystem | Tri |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 months** |
| Size | 168 MB | 204 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bonasystems Italia srl](https://appshunter.io/developer/1634777416) | [Whittall Boustead(Private) Limited](https://appshunter.io/developer/1773699776) |

## What reviewers say

### BZeroSystem

[App page](https://appshunter.io/ios/app/bzerosystem/id1634777084)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tri

[App page](https://appshunter.io/ios/app/tri-zen/id6476548847)

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

**In-app purchases:** none


## Frequently asked questions

### Is BZeroSystem free?

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

### Is Tri free?

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

### Do BZeroSystem or Tri have ads?

Neither BZeroSystem nor Tri shows ads.

### Which is updated more often, BZeroSystem or Tri?

BZeroSystem ships an update every 14 months, and Tri every 2 months. Most recently, BZeroSystem was updated on October 3, 2026 and Tri on October 14, 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.*