# Sum and Difference of 2 Terms vs CloudLabs Changes in Matter

Sum and Difference of 2 Terms and CloudLabs Changes in Matter are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Sum and Difference of 2 Terms | CloudLabs Changes in Matter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 63 months | — |
| Size | 25 MB | 349 MB |
| Requires iOS | 11.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Science Education Institute](https://appshunter.io/developer/1439710468) | [Jiovany Orozco](https://appshunter.io/developer/1114670847) |

## What reviewers say

### Sum and Difference of 2 Terms

[App page](https://appshunter.io/ios/app/sum-and-difference-of-2-terms/id1439788276)

**Features:** macOS Compatibility

**In-app purchases:** none


### CloudLabs Changes in Matter

[App page](https://appshunter.io/ios/app/cloudlabs-changes-in-matter/id6471503266)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sum and Difference of 2 Terms free?

Sum and Difference of 2 Terms is free to download, with no in-app purchases.

### Is CloudLabs Changes in Matter free?

CloudLabs Changes in Matter is free to download, with no in-app purchases.

### Do Sum and Difference of 2 Terms or CloudLabs Changes in Matter have ads?

Neither Sum and Difference of 2 Terms nor CloudLabs Changes in Matter shows ads.

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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.*