# NewSystem vs sigmaABC

NewSystem and sigmaABC are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

NewSystem ships an update every 3 weeks, sigmaABC every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | NewSystem | sigmaABC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 44 MB | 76 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Haroldo Franzin](https://appshunter.io/developer/1595897342) | [Fundação ABC](https://appshunter.io/developer/1253447077) |

## What reviewers say

### NewSystem

[App page](https://appshunter.io/ios/app/newsystem/id1596129520)

**Features:** macOS Compatibility

**In-app purchases:** none


### sigmaABC

[App page](https://appshunter.io/ios/app/sigmaabc/id6748761818)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NewSystem free?

NewSystem is free to download, with no in-app purchases.

### Is sigmaABC free?

sigmaABC is free to download, with no in-app purchases.

### Do NewSystem or sigmaABC have ads?

Neither NewSystem nor sigmaABC shows ads.

### Which is updated more often, NewSystem or sigmaABC?

NewSystem ships an update every 3 weeks, and sigmaABC every 2 weeks. Most recently, NewSystem was updated on November 3, 2026 and sigmaABC on November 3, 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.*