# iFeelingU vs IMSLATE Studio

The clearest difference is update cadence: IMSLATE Studio at every 6 weeks against iFeelingU's every 3 months. iFeelingU's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.6). On price, 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.

iFeelingU ships an update every 3 months, IMSLATE Studio every 6 weeks. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iFeelingU | IMSLATE Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (4 ratings)](https://appshunter.io/ios/app/ifeelingu/id1570393674/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 15 MB | 1 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Zhongzhi Liancheng Technology Co., Ltd.](https://appshunter.io/developer/1457957513) | [Igor Moiseev](https://appshunter.io/developer/1727375995) |

## What reviewers say

### iFeelingU

[App page](https://appshunter.io/ios/app/ifeelingu/id1570393674)

This utility app dynamically adjusts your device's LED light color based on ambient sound and screen color. It aims to enhance your environment by synchronizing light with your mobile experience.

**Highlights:** Environmental sound adjustment, Mobile screen color sync, Automatic LED light control, Ambient light adaptation

**Features:** macOS Compatibility

**In-app purchases:** none


### IMSLATE Studio

[App page](https://appshunter.io/ios/app/imslate-studio/id6761649181)

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

**In-app purchases:** none


## Frequently asked questions

### Is iFeelingU free?

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

### Is IMSLATE Studio free?

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

### Do iFeelingU or IMSLATE Studio have ads?

Neither iFeelingU nor IMSLATE Studio shows ads.

### Which is updated more often, iFeelingU or IMSLATE Studio?

iFeelingU ships an update every 3 months, and IMSLATE Studio every 6 weeks. Most recently, iFeelingU was updated on October 12, 2026 and IMSLATE Studio on October 24, 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.*