# Sigma vs ElNabil

The clearest difference is update cadence: Sigma at fortnightly against ElNabil's monthly. ElNabil's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Sigma ships an update fortnightly, ElNabil monthly. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Sigma | ElNabil |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/sigma/id1587396096/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 53 MB | 43 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Medhat Maged](https://appshunter.io/developer/1587396098) | [Moamen Rabee](https://appshunter.io/developer/1705689675) |

## What reviewers say

### Sigma

[App page](https://appshunter.io/ios/app/sigma/id1587396096)

This platform offers an accessible way to learn through educational content and assessment exams. It supports distance learning with features designed for easy understanding of curricula.

**Highlights:** Educational content delivery, Assessment exams, Curriculum display, Distance education support, Easy to understand

**In-app purchases:** none


### ElNabil

[App page](https://appshunter.io/ios/app/elnabil/id6754527024)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sigma free?

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

### Is ElNabil free?

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

### Do Sigma or ElNabil have ads?

Neither Sigma nor ElNabil shows ads.

### Which is updated more often, Sigma or ElNabil?

Sigma ships an update fortnightly, and ElNabil monthly. Most recently, Sigma was updated on September 8, 2026 and ElNabil on September 19, 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.*