# CloudLabs Vector addition vs STCW Electro

The clearest difference is in-app purchases: CloudLabs Vector addition at none against STCW Electro's 2. CloudLabs Vector addition also leads on device support (3 vs 1) and iOS requirement (9.0 vs 17.2). STCW Electro's advantage is update cadence (every 3 months vs every 21 months). On price and ads there is nothing between them.

Both are free to download. STCW Electro sells 2 in-app purchases, starting at $9.99 per month. CloudLabs Vector addition asks for nothing beyond the download.

CloudLabs Vector addition ships an update every 21 months, STCW Electro every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | CloudLabs Vector addition | STCW Electro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 3 months** |
| Size | 71 MB | 9 MB |
| Requires iOS | **9.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### CloudLabs Vector addition

[App page](https://appshunter.io/ios/app/cloudlabs-vector-addition/id1633734487)

**Features:** macOS Compatibility

**In-app purchases:** none


### STCW Electro

[App page](https://appshunter.io/ios/app/stcw-electro-technical-test/id6740252716)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $24.99 | one-time |


## Frequently asked questions

### Is CloudLabs Vector addition free?

CloudLabs Vector addition is free to download, with no in-app purchases.

### Is STCW Electro free?

STCW Electro is free to download, with in-app purchases available.

### Do CloudLabs Vector addition or STCW Electro have ads?

Neither CloudLabs Vector addition nor STCW Electro shows ads.

### Which is updated more often, CloudLabs Vector addition or STCW Electro?

CloudLabs Vector addition ships an update every 21 months, and STCW Electro every 3 months. Most recently, CloudLabs Vector addition was updated on November 3, 2026 and STCW Electro on October 30, 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.*