# 智慧用电 vs Led Flow

The clearest difference is iOS requirement: 智慧用电 at 9.0 against Led Flow's 15.0. On price, update cadence, 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.

智慧用电 ships an update every 2 months, Led Flow monthly. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 智慧用电 | Led Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 28 MB | 25 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Mantunsci](https://appshunter.io/developer/1061501764) | [添 程](https://appshunter.io/developer/1748936369) |

## What reviewers say

### 智慧用电

[App page](https://appshunter.io/ios/app/id1388126763)

**Features:** macOS Compatibility

**In-app purchases:** none


### Led Flow

[App page](https://appshunter.io/ios/app/led-flow/id6503416744)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 智慧用电 free?

智慧用电 is free to download, with no in-app purchases.

### Is Led Flow free?

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

### Do 智慧用电 or Led Flow have ads?

Neither 智慧用电 nor Led Flow shows ads.

### Which is updated more often, 智慧用电 or Led Flow?

智慧用电 ships an update every 2 months, and Led Flow monthly. Most recently, 智慧用电 was updated on November 11, 2026 and Led Flow on November 8, 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.*