# RC Circuit Pro vs GT智能家居

The clearest difference is price: GT智能家居 at Free against RC Circuit Pro's $0.99. GT智能家居 also leads on update cadence (monthly vs every 4 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

GT智能家居 is free to download; RC Circuit Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RC Circuit Pro ships an update every 4 months, GT智能家居 monthly. The most recent releases landed on June 4, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | RC Circuit Pro | GT智能家居 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/rc-circuit-pro/id824145786/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Paid | — |
| Size | 17 MB | 120 MB |
| Requires iOS | 9.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Zhejiang Jietejia Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1473773325) |

## What reviewers say

### RC Circuit Pro

[App page](https://appshunter.io/ios/app/rc-circuit-pro/id824145786)

Calculate RC charging and filter circuits with ease. This tool helps hobbyists and engineers determine time constants, component values, and cutoff frequencies. Save and export your circuit data for further analysis.

**Highlights:** Calculate time constant, Find component values (R, C), Determine voltage at time t, Calculate cutoff frequency, Save data to CSV, Export data via AirDrop/iCloud Drive

**In-app purchases:** none


### GT智能家居

[App page](https://appshunter.io/ios/app/gt/id1439860700)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RC Circuit Pro free?

RC Circuit Pro costs $0.99, with no in-app purchases.

### Is GT智能家居 free?

GT智能家居 is free to download, with no in-app purchases.

### Do RC Circuit Pro or GT智能家居 have ads?

Neither RC Circuit Pro nor GT智能家居 shows ads.

### Which is updated more often, RC Circuit Pro or GT智能家居?

RC Circuit Pro ships an update every 4 months, and GT智能家居 monthly. Most recently, RC Circuit Pro was updated on June 4, 2026 and GT智能家居 on September 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.*