# SACNAS vs Early School Math

The clearest difference is update cadence: Early School Math at every 2 months against SACNAS's every 6 months. Early School Math also leads on iOS requirement (14.0 vs 17.0). 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.

SACNAS ships an update every 6 months, Early School Math every 2 months. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | SACNAS | Early School Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 60 MB | 108 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Society For Advancement Of Chicanos and Native Americans in Science, Inc.](https://appshunter.io/developer/1700715708) | [IDEMS International Community Interest Company](https://appshunter.io/developer/1738458618) |

## What reviewers say

### SACNAS

[App page](https://appshunter.io/ios/app/sacnas/id6456981839)

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

**In-app purchases:** none


### Early School Math

[App page](https://appshunter.io/ios/app/early-school-math/id6760033445)

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

**In-app purchases:** none


## Frequently asked questions

### Is SACNAS free?

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

### Is Early School Math free?

Early School Math is free to download, with no in-app purchases.

### Do SACNAS or Early School Math have ads?

Neither SACNAS nor Early School Math shows ads.

### Which is updated more often, SACNAS or Early School Math?

SACNAS ships an update every 6 months, and Early School Math every 2 months. Most recently, SACNAS was updated on October 10, 2026 and Early School Math on October 18, 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.*