# Headgrower vs GP CoreIoT

The clearest difference is update cadence: GP CoreIoT at fortnightly against Headgrower's every 2 months. Headgrower's advantage is iOS requirement (11.0 vs 13.0). 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.

Headgrower ships an update every 2 months, GP CoreIoT fortnightly. The most recent releases landed on September 16, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Headgrower | GP CoreIoT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 75 MB | 45 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BARTLETT INSTRUMENT CO.](https://appshunter.io/developer/1222799768) | [Green Projects S.A.](https://appshunter.io/developer/1458342216) |

## What reviewers say

### Headgrower

[App page](https://appshunter.io/ios/app/headgrower/id1445448736)

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

**In-app purchases:** none


### GP CoreIoT

[App page](https://appshunter.io/ios/app/gp-coreiot/id1628058193)

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

**In-app purchases:** none


## Frequently asked questions

### Is Headgrower free?

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

### Is GP CoreIoT free?

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

### Do Headgrower or GP CoreIoT have ads?

Neither Headgrower nor GP CoreIoT shows ads.

### Which is updated more often, Headgrower or GP CoreIoT?

Headgrower ships an update every 2 months, and GP CoreIoT fortnightly. Most recently, Headgrower was updated on September 16, 2026 and GP CoreIoT on September 15, 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.*