# Ohmulator vs Golden Ratio Calculator Plus

The clearest difference is rating: Ohmulator at 4.7 against Golden Ratio Calculator Plus's 2.3. Ohmulator also leads on update cadence (every 2 months vs every 22 months) and ratings volume (79 vs 3). On ads, in-app purchases and device support there is nothing between them.

Ohmulator costs $0.99 and Golden Ratio Calculator Plus $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ohmulator holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: Ohmulator has 79 ratings behind it against 3, so its average is the more settled of the two.

Ohmulator ships an update every 2 months, Golden Ratio Calculator Plus every 22 months. The most recent releases landed on October 13, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Ohmulator | Golden Ratio Calculator Plus |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[4.7 (79 ratings)](https://appshunter.io/ios/app/ohmulator/id398901336/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/golden-ratio-calculator-plus/id6443533034/reviews) |
| Number of ratings | **79** | 3 |
| Positive reviews | 81.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 22 months |
| Monetization | **Free** | Paid |
| Best chart rank | **#190** | — |
| Size | 5 MB | 1 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Armchair Engineering](https://appshunter.io/developer/398901339) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### Ohmulator

[App page](https://appshunter.io/ios/app/ohmulator/id398901336)

**Currently charting:** #190 Top Paid · Utilities (US App Store)

This electric circuit calculator simplifies Ohm's Law calculations. It allows users to input two known variables (current, resistance, voltage, or power) and automatically computes the unknown values. The app also supports on-the-fly unit adjustments, eliminating the need for manual conversions.

**Highlights:** Ohm's Law calculations, Calculate unknown variables, Adjustable unit types, Total resistance calculator, Supports Voltage, Current, Resistance, Power

**Features:** Vision Pro support

**In-app purchases:** none


### Golden Ratio Calculator Plus

[App page](https://appshunter.io/ios/app/golden-ratio-calculator-plus/id6443533034)

This utility app helps designers, architects, and photographers calculate and apply the golden ratio in their work. It offers tools for proportion calculations, Fibonacci sequences, and design presets for spacing, typography, and image cropping.

**Highlights:** Golden Ratio calculations, Fibonacci sequence generator, Design presets (spacing, typography, cropping), Visual golden spiral and segment bar, Calculation history, Reference guide

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ohmulator free?

Ohmulator costs $0.99, with no in-app purchases.

### Is Golden Ratio Calculator Plus free?

Golden Ratio Calculator Plus costs $2.99, with no in-app purchases.

### Which has better reviews, Ohmulator or Golden Ratio Calculator Plus?

Ohmulator is rated higher. Ohmulator averages 4.7 out of 5 from 79 ratings, while Golden Ratio Calculator Plus averages 2.3 from 3 ratings.

### Do Ohmulator or Golden Ratio Calculator Plus have ads?

Neither Ohmulator nor Golden Ratio Calculator Plus shows ads.

### Which is updated more often, Ohmulator or Golden Ratio Calculator Plus?

Ohmulator ships an update every 2 months, and Golden Ratio Calculator Plus every 22 months. Most recently, Ohmulator was updated on October 13, 2026 and Golden Ratio Calculator Plus on October 16, 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.*