# Elsaify Online vs Sigma Academy

The clearest difference is in-app purchases: Sigma Academy at none against Elsaify Online's 1. Elsaify Online's advantage is device support and iOS requirement (12.0 vs 16.0). On price there is nothing between them.

Both are free to download. Elsaify Online sells 1 one-off in-app purchase. Sigma Academy asks for nothing beyond the download.

## The numbers

| Metric | Elsaify Online | Sigma Academy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/elsaify-online/id1583463294/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 153 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [Aly Hafez](https://appshunter.io/developer/1578173168) | [Mahmoud Fouad](https://appshunter.io/developer/1657906607) |

## What reviewers say

### Elsaify Online

[App page](https://appshunter.io/ios/app/elsaify-online/id1583463294)

This application provides extensive scientific content focused on chemistry. It aims to deliver educational material to users interested in the subject.

**Highlights:** Extensive scientific content, Chemistry focus, Educational material delivery, iPad and iPhone support

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lecture Online | $30.99 | one-time |


### Sigma Academy

[App page](https://appshunter.io/ios/app/sigma-academy/id6444916557)

**In-app purchases:** none


## Frequently asked questions

### Is Elsaify Online free?

Elsaify Online is free to download, with in-app purchases available.

### Is Sigma Academy free?

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

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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.*