# HighMate vs CannaGrow

The clearest difference is update cadence: CannaGrow at every 4 days against HighMate's fortnightly. CannaGrow also leads on iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. HighMate sells 2 in-app purchases, starting at $3.99 per month and CannaGrow sells 1 in-app purchase, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

HighMate ships an update fortnightly, CannaGrow every 4 days. The most recent releases landed on October 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | HighMate | CannaGrow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Size | 32 MB | 56 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [MoonSmoke UG](https://appshunter.io/developer/6814166501) | [Laurenz Langer](https://appshunter.io/developer/1886801171) |

## What reviewers say

### HighMate

[App page](https://appshunter.io/ios/app/highmate-grow-diary/id6746077920)

**Features:** iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HighMate Monthly | $3.99 | per month |
| HighMate Monthly | $24.99 | per year |


### CannaGrow

[App page](https://appshunter.io/ios/app/cannagrow/id6760915784)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CannaGrow Premium | $5.99 | per month |


## Frequently asked questions

### Is HighMate free?

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

### Is CannaGrow free?

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

### Do HighMate or CannaGrow have ads?

Neither HighMate nor CannaGrow shows ads.

### Which is updated more often, HighMate or CannaGrow?

HighMate ships an update fortnightly, and CannaGrow every 4 days. Most recently, HighMate was updated on October 26, 2026 and CannaGrow 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.*