# kVA Calculator vs Simple Scoreboard+

The clearest difference is in-app purchases: kVA Calculator at none against Simple Scoreboard+'s 1. kVA Calculator also leads on iOS requirement (15.0 vs 18.6). Simple Scoreboard+'s advantage is ads (none vs shown) and update cadence (every 2 months vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Simple Scoreboard+ sells 1 one-off in-app purchase. kVA Calculator asks for nothing beyond the download.

kVA Calculator ships an update every 6 months, Simple Scoreboard+ every 2 months. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | kVA Calculator | Simple Scoreboard+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (12 ratings)](https://appshunter.io/ios/app/kva-calculator/id467407057/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 41.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Ad-supported | — |
| Size | 10 MB | 4 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pro Certs Software Ltd](https://appshunter.io/developer/444429696) | [1BIGRIG Ltd](https://appshunter.io/developer/1792073283) |

## What reviewers say

### kVA Calculator

[App page](https://appshunter.io/ios/app/kva-calculator/id467407057)

Easily calculate and convert electrical values like kVA, kW, Amps, Volts, and Power Factor. Supports both single and three-phase calculations for engineers working with power systems.

**Highlights:** Calculate kVA, kW, Amps, Volts, Power Factor, Single Phase Calculations, Three Phase Calculations, Convert between electrical units, Intuitive input for two values to find the third

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

**In-app purchases:** none


### Simple Scoreboard+

[App page](https://appshunter.io/ios/app/simple-scoreboard-plus/id6757105653)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is kVA Calculator free?

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

### Is Simple Scoreboard+ free?

Simple Scoreboard+ is free to download, with in-app purchases available.

### Do kVA Calculator or Simple Scoreboard+ have ads?

kVA Calculator shows ads; Simple Scoreboard+ does not.

### Which is updated more often, kVA Calculator or Simple Scoreboard+?

kVA Calculator ships an update every 6 months, and Simple Scoreboard+ every 2 months. Most recently, kVA Calculator was updated on October 23, 2026 and Simple Scoreboard+ 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.*