# RC Circuit vs Circuit Resistance Creator

The clearest difference is in-app purchases: Circuit Resistance Creator at none against RC Circuit's 1. Circuit Resistance Creator also leads on update cadence (every 3 weeks vs every 6 months) and rating (5.0 vs 4.8). RC Circuit's advantage is iOS requirement (12.0 vs 14.0). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. RC Circuit sells 1 one-off in-app purchase. Circuit Resistance Creator asks for nothing beyond the download.

Circuit Resistance Creator holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 5 and 3 respectively.

RC Circuit ships an update every 6 months, Circuit Resistance Creator every 3 weeks. The most recent releases landed on October 5, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | RC Circuit | Circuit Resistance Creator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (5 ratings)](https://appshunter.io/ios/app/rc-circuit/id824460716/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/circuit-resistance-creator/id1475404949/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 16 MB | 15 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [David White](https://appshunter.io/developer/911163945) |

## What reviewers say

### RC Circuit

[App page](https://appshunter.io/ios/app/rc-circuit/id824460716)

Calculate RC charging and filter circuits, including time constants and cutoff frequencies. Find component values from these parameters or get voltage at specific times. Save and share data easily.

**Highlights:** Calculate time constant, Find component values, Get voltage at time t, Calculate cutoff frequency, Save data to CSV, Upload CSV via AirDrop/iCloud Drive, Multi-language support

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro features | $0.99 | one-time |


### Circuit Resistance Creator

[App page](https://appshunter.io/ios/app/circuit-resistance-creator/id1475404949)

Calculate equivalent resistance for any resistor circuit. This tool is designed for students, technicians, and engineers, offering high accuracy for voltage, current, and resistance. It's a great way to check homework and perform engineering calculations.

**Highlights:** Equivalent resistance calculation, Supports any resistor circuit, High accuracy displays (6 decimal places), Apply custom circuit voltages, Designed for students and engineers, Homework checking tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RC Circuit free?

RC Circuit is free to download, with in-app purchases available.

### Is Circuit Resistance Creator free?

Circuit Resistance Creator is free to download, with no in-app purchases.

### Which has better reviews, RC Circuit or Circuit Resistance Creator?

Circuit Resistance Creator is rated higher. RC Circuit averages 4.8 out of 5 from 5 ratings, while Circuit Resistance Creator averages 5.0 from 3 ratings.

### Do RC Circuit or Circuit Resistance Creator have ads?

Neither RC Circuit nor Circuit Resistance Creator shows ads.

### Which is updated more often, RC Circuit or Circuit Resistance Creator?

RC Circuit ships an update every 6 months, and Circuit Resistance Creator every 3 weeks. Most recently, RC Circuit was updated on October 5, 2026 and Circuit Resistance Creator on September 26, 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.*