# HF Smart vs FriedrichLink

The clearest difference is device support: HF Smart at 3 against FriedrichLink's 1. HF Smart also leads on iOS requirement (15.6 vs 17.0). On price, review sentiment, update cadence 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.

HF Smart ships an update every 2 months, FriedrichLink every 5 weeks. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | HF Smart | FriedrichLink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (128 ratings)](https://appshunter.io/ios/app/hf-smart/id6448104103/reviews)** | — |
| Number of ratings | **128** | — |
| Positive reviews | **13.8% of reviews** | 6.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 33 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [鉴深 徐](https://appshunter.io/developer/1649273564) | [Rheem Manufacturing Company](https://appshunter.io/developer/853793269) |

## What reviewers say

### HF Smart

[App page](https://appshunter.io/ios/app/hf-smart/id6448104103)

Control your smart lighting fixtures with this intelligent lighting control application. Easily manage your lights for enhanced ambiance and convenience.

**Highlights:** Intelligent lighting control, Control smart lighting fixtures, Ambiance enhancement, Convenient light management

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Works as intended
- 🚀 Easy pairing process
- 💡 Useful app functionality

**What reviewers complain about**

- 🐛 App not working after updates
- 🐛 Pairing issues
- 🐛 Language settings not working
- 🐛 App not connecting to device

**Reported bugs**

- App not responding after recent update
- Unable to change language settings
- Pairing process not working consistently

**Requested features**

- Improve pairing instructions
- Add dark mode option
- Provide better language support


### FriedrichLink

[App page](https://appshunter.io/ios/app/friedrichlink/id6476686284)

Control your Friedrich Kuhl and WallMaster air conditioners remotely via your smartphone. Enjoy personalized comfort and energy savings with intelligent scheduling and voice command options.

**Highlights:** Remote smartphone programming, Voice command control, Intelligent scheduling, Personalized comfort, Energy savings

**In-app purchases:** none

**What reviewers like**

- 👍 Nice Interface
- 👍 Group feature is awesome
- 👍 It works!

**What reviewers complain about**

- 🐛 App barely works
- 🐛 Slow response times
- 🐛 Frequent crashes
- 🐛 App gets stuck loading
- 🐛 Inaccurate temperature readings

**Reported bugs**

- Power button requires double press
- App reports inaccurate information due to sleep mode
- App crashes
- App takes a long time to turn off AC
- Forget changing thermostat

**Requested features**

- Integrate Matter or HomeKit
- Add option to schedule turning off unit
- Improve app functionality and features
- Fix character restrictions in text fields
- Add option for unit to turn off after X hours


## Frequently asked questions

### Is HF Smart free?

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

### Is FriedrichLink free?

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

### Do HF Smart or FriedrichLink have ads?

Neither HF Smart nor FriedrichLink shows ads.

### Which is updated more often, HF Smart or FriedrichLink?

HF Smart ships an update every 2 months, and FriedrichLink every 5 weeks. Most recently, HF Smart was updated on October 15, 2026 and FriedrichLink on October 17, 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.*