# RCircuitCalc vs Moku

The clearest difference is review sentiment: Moku at 100% against RCircuitCalc's 0%. Moku also leads on price (Free vs $1.99) and rating (4.7 vs 1.0). RCircuitCalc's advantage is device support (3 vs 1). 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, 4.7 against 1.0. Both are backed by a comparable volume of ratings — 5 and 9 respectively. Written reviews point the same way: 0% of RCircuitCalc's written reviews are positive against 100% of Moku's.

RCircuitCalc ships an update every 17 months, Moku every 2 months. The most recent releases landed on June 8, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | RCircuitCalc | Moku |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [1.0 (5 ratings)](https://appshunter.io/ios/app/rcircuitcalc/id857468508/reviews) | **[4.7 (9 ratings)](https://appshunter.io/ios/app/mokulab/id1018098090/reviews)** |
| Number of ratings | 5 | **9** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 7 MB | 220 MB |
| Requires iOS | 13.6 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAKAHIKO FUKUYAMA](https://appshunter.io/developer/857468511) | [Liquid Instruments Pty Ltd](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/mokulab/id1018098090)

This application serves as the control center for a professional-grade test and measurement device, offering 12 integrated instruments. It enables real-time data streaming and experiment control wirelessly from an iPad, with options to save and share findings.

**Highlights:** 12 professional-grade instruments, Wireless iPad control, Real-time data streaming, Intuitive multi-touch interface, Data saving and sharing, Demo mode for simulation

**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 4.7 from 9 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 June 8, 2026 and Moku on June 11, 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.*