# TrueZone vs PXLGrow

The clearest difference is in-app purchases: PXLGrow at none against TrueZone's 2. PXLGrow also leads on update cadence (every 2 days vs every 3 weeks). TrueZone's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. TrueZone sells 2 one-off in-app purchases. PXLGrow asks for nothing beyond the download.

TrueZone ships an update every 3 weeks, PXLGrow every 2 days. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | TrueZone | PXLGrow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 72 MB | 93 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Driftline ehf.](https://appshunter.io/developer/1574232641) | [Nazarbek Rakhmatullaev](https://appshunter.io/developer/1793929390) |

## What reviewers say

### TrueZone

[App page](https://appshunter.io/ios/app/truezone/id1574232639)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Heart rate analysis | $5.99 | one-time |
| 10 fitness tests | $49.99 | one-time |


### PXLGrow

[App page](https://appshunter.io/ios/app/pxlgrow/id6741365053)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TrueZone free?

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

### Is PXLGrow free?

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

### Do TrueZone or PXLGrow have ads?

Neither TrueZone nor PXLGrow shows ads.

### Which is updated more often, TrueZone or PXLGrow?

TrueZone ships an update every 3 weeks, and PXLGrow every 2 days. Most recently, TrueZone was updated on October 6, 2026 and PXLGrow 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.*