# Wait and Weight Simulator vs Power Electronics

The clearest difference is price: Power Electronics at Free against Wait and Weight Simulator's $19.99. Wait and Weight Simulator's advantage is in-app purchases (none vs 6) and device support (3 vs 1). On update cadence and ads there is nothing between them.

Power Electronics is free to download; Wait and Weight Simulator costs $19.99 up front. Power Electronics sells 6 in-app purchases, starting at $9.99 per month. Wait and Weight Simulator asks for nothing beyond the download.

Wait and Weight Simulator ships an update every 4 months, Power Electronics every 2 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Wait and Weight Simulator | Power Electronics |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/power-electronics/id6737322555/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 22 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Wait and Weight Simulator

[App page](https://appshunter.io/ios/app/wait-and-weight-simulator/id1443043006)

**In-app purchases:** none


### Power Electronics

[App page](https://appshunter.io/ios/app/power-electronics/id6737322555)

This quiz app covers over 70 topics in power electronics, including switches, drive circuits, regulators, and various electronic components. It's designed to help users master the subject through interactive learning.

**Highlights:** Over 70 power electronics topics, Covers switches, drive circuits, regulators, Detailed component listings, Interactive quiz format, Master power electronics concepts

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


## Frequently asked questions

### Is Wait and Weight Simulator free?

Wait and Weight Simulator costs $19.99, with no in-app purchases.

### Is Power Electronics free?

Power Electronics is free to download, with in-app purchases available.

### Do Wait and Weight Simulator or Power Electronics have ads?

Neither Wait and Weight Simulator nor Power Electronics shows ads.

### Which is updated more often, Wait and Weight Simulator or Power Electronics?

Wait and Weight Simulator ships an update every 4 months, and Power Electronics every 2 months. Most recently, Wait and Weight Simulator was updated on October 2, 2026 and Power Electronics on October 6, 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.*