# S4_control vs FOREST E

The clearest difference is update cadence: FOREST E at every 2 months against S4_control's every 9 months. S4_control's advantage is iOS requirement (9.0 vs 15.6). 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.

S4_control ships an update every 9 months, FOREST E every 2 months. The most recent releases landed on September 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | S4_control | FOREST E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 108 MB | 100 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [GUANDDONG TIANPU TECHNOLOGY GROUP CO.,LTD.](https://appshunter.io/developer/1637560013) | [IMT Tech Sdn Bhd](https://appshunter.io/developer/1287476008) |

## What reviewers say

### S4_control

[App page](https://appshunter.io/ios/app/s4-control/id6532592331)

**Features:** macOS Compatibility

**In-app purchases:** none


### FOREST E

[App page](https://appshunter.io/ios/app/forest-e-life/id6747541772)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S4_control free?

S4_control is free to download, with no in-app purchases.

### Is FOREST E free?

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

### Do S4_control or FOREST E have ads?

Neither S4_control nor FOREST E shows ads.

### Which is updated more often, S4_control or FOREST E?

S4_control ships an update every 9 months, and FOREST E every 2 months. Most recently, S4_control was updated on September 9, 2026 and FOREST E on September 22, 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.*