# PP+ RC Circuits vs CloudLabs Vector subtraction

The clearest difference is price: CloudLabs Vector subtraction at Free against PP+ RC Circuits's $1.99. CloudLabs Vector subtraction also leads on device support (3 vs 1) and iOS requirement (9.0 vs 18.0). On update cadence, ads and in-app purchases there is nothing between them.

CloudLabs Vector subtraction is free to download; PP+ RC Circuits costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PP+ RC Circuits ships an update every 29 months, CloudLabs Vector subtraction every 21 months. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | PP+ RC Circuits | CloudLabs Vector subtraction |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 21 months** |
| Size | 180 MB | 70 MB |
| Requires iOS | 18.0 | **9.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Polyhedron Learning Media, Inc.](https://appshunter.io/developer/458882328) | [Jiovany Orozco](https://appshunter.io/developer/1114670847) |

## What reviewers say

### PP+ RC Circuits

[App page](https://appshunter.io/ios/app/pp-plus-rc-circuits/id804726243)

**Features:** macOS Compatibility

**In-app purchases:** none


### CloudLabs Vector subtraction

[App page](https://appshunter.io/ios/app/cloudlabs-vector-subtraction/id1633261194)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PP+ RC Circuits free?

PP+ RC Circuits costs $1.99, with no in-app purchases.

### Is CloudLabs Vector subtraction free?

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

### Do PP+ RC Circuits or CloudLabs Vector subtraction have ads?

Neither PP+ RC Circuits nor CloudLabs Vector subtraction shows ads.

### Which is updated more often, PP+ RC Circuits or CloudLabs Vector subtraction?

PP+ RC Circuits ships an update every 29 months, and CloudLabs Vector subtraction every 21 months. Most recently, PP+ RC Circuits was updated on October 8, 2026 and CloudLabs Vector subtraction on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*