# Smart Elfin vs idynastytrading

Smart Elfin and idynastytrading are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Smart Elfin ships an update fortnightly, idynastytrading every 10 days. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Smart Elfin | idynastytrading |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.4 (160 ratings)](https://appshunter.io/ios/app/smart-elfin/id1440248237/reviews)** | — |
| Number of ratings | **160** | — |
| Positive reviews | 4.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Free | — |
| Size | 50 MB | 39 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quspeed Future Artificial Intelligence Technology Guangzhou Co., Ltd.](https://appshunter.io/developer/1440248236) | [Makemark Intelligence Global Holdings Limited](https://appshunter.io/developer/1554432453) |

## What reviewers say

### Smart Elfin

[App page](https://appshunter.io/ios/app/smart-elfin/id1440248237)

Control smart home devices like lights and fans via Bluetooth or Wi-Fi. Manage power, brightness, color temperature, and fan speed. Schedule automatic turn-off times for convenience.

**Highlights:** Device power on/off, Adjust light brightness, Adjust color temperature, Control fan speed, Scheduled shutdown timers, Quick device setup

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none

**What reviewers like**

- ✨ Works sometimes
- 👍 Good for price (rarely)

**What reviewers complain about**

- ❌ Does not work
- 🐛 Crashing frequently
- ❌ Connection issues
- ❌ Language barriers (Chinese/Japanese)
- ❌ Registration/Login problems

**Reported bugs**

- App crashes on startup
- Bluetooth not detected or enabled
- App says update needed but none available
- Language changes to Chinese/Japanese unexpectedly
- Cannot register or log in

**Requested features**

- Adjust brightness in pulsating mode
- Lighter/darker color options
- Improve app for US market
- Provide clear instructions/tutorials
- Fix language issues (English support)


### idynastytrading

[App page](https://appshunter.io/ios/app/idynastytrading/id6514298391)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Smart Elfin free?

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

### Is idynastytrading free?

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

### Do Smart Elfin or idynastytrading have ads?

Neither Smart Elfin nor idynastytrading shows ads.

### Which is updated more often, Smart Elfin or idynastytrading?

Smart Elfin ships an update fortnightly, and idynastytrading every 10 days. Most recently, Smart Elfin was updated on November 2, 2026 and idynastytrading on October 27, 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.*