# Casis vs Summize

The clearest difference is in-app purchases: Casis at none against Summize's 2. Casis also leads on iOS requirement (11.0 vs 16.0). Summize's advantage is device support. On price there is nothing between them.

Both are free to download. Summize sells 2 in-app purchases, starting at $2.99 per 7 days. Casis asks for nothing beyond the download.

## The numbers

| Metric | Casis | Summize |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 9 months |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 26 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Innovatrics s.r.o.](https://appshunter.io/developer/1321602685) | [Baha Gokce](https://appshunter.io/developer/1789297457) |

## What reviewers say

### Casis

[App page](https://appshunter.io/ios/app/casis/id1445658900)

**In-app purchases:** none


### Summize

[App page](https://appshunter.io/ios/app/summize-video-summarizer/id6740264621)

This application uses AI to quickly generate summaries of YouTube videos. It's designed for students, professionals, and anyone looking to save time by extracting key information from videos with a single tap.

**Highlights:** YouTube video summarization, AI-powered key point capture, One-tap summary generation, Saves time, User-friendly interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Subscription | $2.99 | per 7 days |
| Monthly Premium Subscription | $3.99 | per month |


## Frequently asked questions

### Is Casis free?

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

### Is Summize free?

Summize 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.*