# E vs IPO Brazil

The clearest difference is iOS requirement: E at 8.0 against IPO Brazil's 12.0. 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.

## The numbers

| Metric | E | IPO Brazil |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | Free | — |
| Size | 12 MB | 33 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eco-lamps Ltd](https://appshunter.io/developer/1080191960) | [IPO Minas](https://appshunter.io/developer/1803226794) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-control-system/id1080191961)

Control and program Eco-lamps products, including reef aquarium lights, plant lights, and gemstone lights. Offers automated and manual settings for color channels, intensity, and spectrum adjustment to create ideal lighting environments.

**Highlights:** Program reef and plant lights with auto/manual settings, Adjust 7 color channels (UV, BlueViolet, Royal Blue, Cyan, White), Control light intensity from 0-100%, Manage water depth and power for specific spectrums, Switch between 5 light modes (Auto, Manual, Thunder, Demo, OFF), Control gemstone lights with up to 15 spectrum stages, Wireless control for gemstone lights

**Features:** macOS Compatibility

**In-app purchases:** none


### IPO Brazil

[App page](https://appshunter.io/ios/app/ipo-brazil/id6743500559)

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is IPO Brazil free?

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

### Do E or IPO Brazil have ads?

Neither E nor IPO Brazil shows ads.

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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.*