# i vs HF Smart Pro

The clearest difference is update cadence: i at every 2 months against HF Smart Pro's every 6 months. i also leads on ratings volume (250 vs 13). On price, rating, review sentiment and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 2.4 for i against 2.5 for HF Smart Pro. That said, the two scores are not equally well evidenced: i has 250 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 23% of i's written reviews are positive against 19% of HF Smart Pro's.

i ships an update every 2 months, HF Smart Pro every 6 months. Both last shipped on September 22, 2026.

## The numbers

| Metric | i | HF Smart Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (250 ratings)](https://appshunter.io/ios/app/i-link/id1062888802/reviews) | **[2.5 (13 ratings)](https://appshunter.io/ios/app/hf-smart-pro/id6473008782/reviews)** |
| Number of ratings | **250** | 13 |
| Positive reviews | **23.0% of reviews** | 18.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 10 MB | 24 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [德宇 周](https://appshunter.io/developer/1098728022) | [鉴深 徐](https://appshunter.io/developer/1649273564) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-link/id1062888802)

Control smart lights remotely to adjust color, brightness, and set schedules. Enjoy dynamic lighting effects that sync with music or respond to your phone's shake. Perfect for creating ambiance in various rooms.

**Highlights:** Remote color and brightness control, Timing on/off schedules, Music rhythm synchronization, Shake to change colors, Mood lighting for various spaces

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to set up
- 👍 Great light and color options
- 🎵 Good speaker quality
- 💡 Useful app features

**What reviewers complain about**

- 🐛 Frequent disconnections and sync issues
- 🔒 Lack of security/password protection
- 🔋 Inconsistent performance over time
- 👎 Unreliable app and limited functionality

**Reported bugs**

- Bluetooth connectivity problems
- App crashes and freezes
- Lights and music controls not working as expected
- Timer and scheduling features not functioning properly

**Requested features**

- Ability to control multiple lights/speakers simultaneously
- More customization options for lighting and music
- Improved app stability and reliability
- Support for additional music streaming services


### HF Smart Pro

[App page](https://appshunter.io/ios/app/hf-smart-pro/id6473008782)

Control smart lights with customizable color changes and timing functions. Adjust light environments directly through mode control, altering color based on intensity, refraction, and opacity.

**Highlights:** Change light colors, Timing mode for smart lights, Timing switch for light control, Mode control for light environments, Adjust color by intensity, refraction, opacity

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is HF Smart Pro free?

HF Smart Pro is free to download, with no in-app purchases.

### Which has better reviews, i or HF Smart Pro?

HF Smart Pro is rated higher. i averages 2.4 out of 5 from 250 ratings, while HF Smart Pro averages 2.5 from 13 ratings.

### Do i or HF Smart Pro have ads?

Neither i nor HF Smart Pro shows ads.

### Which is updated more often, i or HF Smart Pro?

i ships an update every 2 months, and HF Smart Pro every 6 months. Most recently, i was updated on September 22, 2026 and HF Smart Pro 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.*