# RCircuitCalc vs Moku

The clearest difference is review sentiment: Moku at 50% against RCircuitCalc's 0%. Moku also leads on price (Free vs $1.99) and rating (5.0 vs 1.0). RCircuitCalc's advantage is device support (3 vs 1) and iOS requirement (13.6 vs 15.0). On ratings volume, ads and in-app purchases there is nothing between them.

Moku is free to download; RCircuitCalc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Moku holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews point the same way: 0% of RCircuitCalc's written reviews are positive against 50% of Moku's.

RCircuitCalc ships an update every 17 months, Moku every 2 months. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | RCircuitCalc | Moku |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [1.0 (5 ratings)](https://appshunter.io/ios/app/rcircuitcalc/id857468508/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/moku/id1553672887/reviews)** |
| Number of ratings | 5 | **6** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 7 MB | 2.1 GB |
| Requires iOS | **13.6** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAKAHIKO FUKUYAMA](https://appshunter.io/developer/857468511) | [Liquid Instruments](https://appshunter.io/developer/956412035) |

## What reviewers say

### RCircuitCalc

[App page](https://appshunter.io/ios/app/rcircuitcalc/id857468508)

This app helps engineers and students design electrical and electronic circuits by calculating standard resistance values based on E-series numbers. It supports various circuit types, including voltage dividers, series, parallel, and combination circuits, and can also calculate current and power for each resistor.

**Highlights:** Calculates standard resistance values, Supports voltage dividers, series, parallel, and combination circuits, Calculates current and power for resistors, Outputs resistance values based on E-series numbers (E6, E12, E24, E48, E96), Calculations based on input voltage, output voltage, current, and resistance ratio

**Features:** macOS Compatibility

**In-app purchases:** none


### Moku

[App page](https://appshunter.io/ios/app/moku/id1553672887)

This platform provides professional-grade scientific and engineering instruments on an iPad. It offers 16 versatile tools, including oscilloscopes and spectrum analyzers, with advanced customization options. Seamlessly control experiments, stream data, and share findings wirelessly.

**Highlights:** 16 professional-grade instruments, Customizable test setups, Wireless iPad control, Real-time data streaming, Cloud and email data sharing, Demo mode with simulated signals

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RCircuitCalc free?

RCircuitCalc costs $1.99, with no in-app purchases.

### Is Moku free?

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

### Which has better reviews, RCircuitCalc or Moku?

Moku is rated higher. RCircuitCalc averages 1.0 out of 5 from 5 ratings, while Moku averages 5.0 from 6 ratings.

### Do RCircuitCalc or Moku have ads?

Neither RCircuitCalc nor Moku shows ads.

### Which is updated more often, RCircuitCalc or Moku?

RCircuitCalc ships an update every 17 months, and Moku every 2 months. Most recently, RCircuitCalc was updated on October 2, 2026 and Moku on October 3, 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.*