# SennReg vs GrowSphere™

The clearest difference is iOS requirement: SennReg at 9.0 against GrowSphere™'s 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SennReg ships an update every 2 months, GrowSphere™ monthly. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SennReg | GrowSphere™ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 63 MB | 83 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Senninger Irrigation](https://appshunter.io/developer/1333536532) | [Netafim](https://appshunter.io/developer/591791346) |

## What reviewers say

### SennReg

[App page](https://appshunter.io/ios/app/sennreg/id1278099849)

**Features:** macOS Compatibility

**In-app purchases:** none


### GrowSphere™

[App page](https://appshunter.io/ios/app/growsphere/id1668651335)

**In-app purchases:** none


## Frequently asked questions

### Is SennReg free?

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

### Is GrowSphere™ free?

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

### Do SennReg or GrowSphere™ have ads?

Neither SennReg nor GrowSphere™ shows ads.

### Which is updated more often, SennReg or GrowSphere™?

SennReg ships an update every 2 months, and GrowSphere™ monthly. Most recently, SennReg was updated on October 14, 2026 and GrowSphere™ on October 7, 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.*