# Eska vs Callsigna

The clearest difference is in-app purchases: Eska at none against Callsigna's 2. Eska also leads on device support and iOS requirement (13.0 vs 17.0). On price there is nothing between them.

Both are free to download. Callsigna sells 2 in-app purchases, starting at $4.99 per month. Eska asks for nothing beyond the download.

## The numbers

| Metric | Eska | Callsigna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/eska/id1611144737/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 9 days | — |
| Monetization | Ad-supported | — |
| Size | 107 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [ikwen Sarl](https://appshunter.io/developer/1611144739) | [Kostiantyn Volkov](https://appshunter.io/developer/1800526030) |

## What reviewers say

### Eska

[App page](https://appshunter.io/ios/app/eska/id1611144737)

This app uses AI to analyze a student's school performance and environmental data. It predicts their chances of success and identifies potential risks like substance abuse or pregnancy. The goal is to improve overall school performance.

**Highlights:** AI-driven performance analysis, Risk assessment for substance abuse, Pregnancy risk identification, Environmental data integration, School evolution tracking, Success prediction

**Features:** macOS Compatibility

**In-app purchases:** none


### Callsigna

[App page](https://appshunter.io/ios/app/callsigna-ham-exam-prep/id6760567273)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Callsigna LifeTime | $19.99 | one-time |


## Frequently asked questions

### Is Eska free?

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

### Is Callsigna free?

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

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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.*