# Electronic Devices Quiz vs CloudLabs Sinusoidal Current

The clearest difference is in-app purchases: CloudLabs Sinusoidal Current at none against Electronic Devices Quiz's 7. CloudLabs Sinusoidal Current also leads on ads (none vs shown) and update cadence (every 6 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. Electronic Devices Quiz sells 7 in-app purchases, starting at $4.99 per month. CloudLabs Sinusoidal Current asks for nothing beyond the download.

Electronic Devices Quiz ships an update every 3 weeks, CloudLabs Sinusoidal Current every 6 days. The most recent releases landed on September 7, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Electronic Devices Quiz | CloudLabs Sinusoidal Current |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 68 MB | 85 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Arshad Iqbal](https://appshunter.io/developer/1547001151) | [Jiovany Orozco](https://appshunter.io/developer/1114670847) |

## What reviewers say

### Electronic Devices Quiz

[App page](https://appshunter.io/ios/app/electronic-devices-quiz/id1584633982)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Package | $4.99 | per month |
| 3 Months Package | $9.99 | per 3 months |
| 6 Months Package | $14.99 | per 6 months |
| 1 Year Package | $19.99 | per year |
| 1500 Coins | $0.99 | one-time |
| 3500 Coins | $1.99 | one-time |
| 6000 Coins | $2.99 | one-time |


### CloudLabs Sinusoidal Current

[App page](https://appshunter.io/ios/app/cloudlabs-sinusoidal-current/id1637720615)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electronic Devices Quiz free?

Electronic Devices Quiz is free to download, with in-app purchases available.

### Is CloudLabs Sinusoidal Current free?

CloudLabs Sinusoidal Current is free to download, with no in-app purchases.

### Do Electronic Devices Quiz or CloudLabs Sinusoidal Current have ads?

Electronic Devices Quiz shows ads; CloudLabs Sinusoidal Current does not.

### Which is updated more often, Electronic Devices Quiz or CloudLabs Sinusoidal Current?

Electronic Devices Quiz ships an update every 3 weeks, and CloudLabs Sinusoidal Current every 6 days. Most recently, Electronic Devices Quiz was updated on September 7, 2026 and CloudLabs Sinusoidal Current on May 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.*