# AzTech vs CAISL

The clearest difference is update cadence: CAISL at every 8 months against AzTech's every 55 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.

AzTech ships an update every 55 months, CAISL every 8 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AzTech | CAISL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/aztech-empiric-empire/id1516881111/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 55 months | **Every 8 months** |
| Monetization | Free | — |
| Size | 498 MB | 93 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [7 Generation Games](https://appshunter.io/developer/928503461) | [FUNDACAO ESCOLA AMERICANA DE LISBOA](https://appshunter.io/developer/1624098724) |

## What reviewers say

### AzTech

[App page](https://appshunter.io/ios/app/aztech-empiric-empire/id1516881111)

Embark on an adventure through the Aztec Empire to learn essential math and science concepts. This game uses engaging puzzles and a compelling narrative to teach fractions, decimals, percentages, and statistics in a real-world context.

**Highlights:** Learn fractions, decimals, percentages, and statistics, Engaging games, puzzles, and narrative, Contextualized learning in public health and science, Interactive activities for standardized assessments, Aligned with Common Core State Standards, Adventure set in the Aztec Empire

**Features:** macOS Compatibility

**In-app purchases:** none


### CAISL

[App page](https://appshunter.io/ios/app/caisl/id1624098722)

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

**In-app purchases:** none


## Frequently asked questions

### Is AzTech free?

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

### Is CAISL free?

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

### Do AzTech or CAISL have ads?

Neither AzTech nor CAISL shows ads.

### Which is updated more often, AzTech or CAISL?

AzTech ships an update every 55 months, and CAISL every 8 months. Most recently, AzTech was updated on November 3, 2026 and CAISL on October 30, 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.*