# SILEO App vs CESS app

The clearest difference is update cadence: CESS app at every 13 months against SILEO App's every 66 months. 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.

SILEO App ships an update every 66 months, CESS app every 13 months. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | SILEO App | CESS app |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 66 months | **Every 13 months** |
| Monetization | Free | — |
| Size | 36 MB | 34 MB |
| Requires iOS | **15** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fundacion Mexicana para el Fomento de la Educacion y el Desarrollo AC](https://appshunter.io/developer/1039976776) | [SCHOOL IBOX S.A.S. DE C.V.](https://appshunter.io/developer/1271228289) |

## What reviewers say

### SILEO App

[App page](https://appshunter.io/ios/app/sileo-app/id1554325138)

This system enhances reading speed and comprehension significantly. It aims to improve your reading velocity by 10 to 12 times while ensuring 100% understanding of the material.

**Highlights:** Increases reading speed, Improves comprehension, Optimized reading system, Personalized learning

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

**In-app purchases:** none


### CESS app

[App page](https://appshunter.io/ios/app/cess-app/id6476888958)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SILEO App free?

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

### Is CESS app free?

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

### Do SILEO App or CESS app have ads?

Neither SILEO App nor CESS app shows ads.

### Which is updated more often, SILEO App or CESS app?

SILEO App ships an update every 66 months, and CESS app every 13 months. Most recently, SILEO App was updated on October 11, 2026 and CESS app on October 9, 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.*