# SIGMA vs SIE2024

SIGMA and SIE2024 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 | SIGMA | SIE2024 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Size | 22 MB | 30 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ID&A S.r.l.](https://appshunter.io/developer/1446283055) | [Expomeeting](https://appshunter.io/developer/1498921317) |

## What reviewers say

### SIGMA

[App page](https://appshunter.io/ios/app/sigma-aamps/id1446283056)

**Features:** macOS Compatibility

**In-app purchases:** none


### SIE2024

[App page](https://appshunter.io/ios/app/sie2024/id6689516016)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIGMA free?

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

### Is SIE2024 free?

SIE2024 is free to download, with no in-app purchases.

### Do SIGMA or SIE2024 have ads?

Neither SIGMA nor SIE2024 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.*