# I vs Dsmart

The clearest difference is update cadence: I at monthly against Dsmart's every 33 months. I also leads on iOS requirement (10.0 vs 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.

I ships an update monthly, Dsmart every 33 months. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | I | Dsmart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (7 ratings)](https://appshunter.io/ios/app/i-at-lamp/id1547243763/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 33 months |
| Monetization | Free | — |
| Size | 20 MB | 62 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [秀平 王](https://appshunter.io/developer/1545529555) | [深圳市卓联启航科技有限公司](https://appshunter.io/developer/1266211236) |

## What reviewers say

### I

[App page](https://appshunter.io/ios/app/i-at-lamp/id1547243763)

Control smart lights and play music via Bluetooth. Customize light colors, modes, speed, and brightness to sync with your music. Offers multiple lighting effects like gradient and stroboscopic modes.

**Highlights:** Bluetooth music playback, Customizable light colors, Music-synced lighting, Multiple lighting modes, Adjustable speed and brightness, Multi-module synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


### Dsmart

[App page](https://appshunter.io/ios/app/dsmart-thp/id1626434925)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is I free?

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

### Is Dsmart free?

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

### Do I or Dsmart have ads?

Neither I nor Dsmart shows ads.

### Which is updated more often, I or Dsmart?

I ships an update monthly, and Dsmart every 33 months. Most recently, I was updated on October 7, 2026 and Dsmart on October 15, 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.*