# ASCD LS23 vs CSI Show app

The clearest difference is ads: CSI Show app at none against ASCD LS23's shown. ASCD LS23's advantage is iOS requirement (10.0 vs 13.0). On price, update cadence, 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.

ASCD LS23 ships an update every 2 weeks, CSI Show app weekly. The most recent releases landed on October 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ASCD LS23 | CSI Show app |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 37 MB | 43 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [International Society for Technology in Education (ISTE)](https://appshunter.io/developer/534673365) | [CompuSystems, Inc.](https://appshunter.io/developer/371785325) |

## What reviewers say

### ASCD LS23

[App page](https://appshunter.io/ios/app/ascd-ls23/id6468251839)

**In-app purchases:** none


### CSI Show app

[App page](https://appshunter.io/ios/app/csi-show-app/id6478529256)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ASCD LS23 free?

ASCD LS23 is free to download, with no in-app purchases.

### Is CSI Show app free?

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

### Do ASCD LS23 or CSI Show app have ads?

ASCD LS23 shows ads; CSI Show app does not.

### Which is updated more often, ASCD LS23 or CSI Show app?

ASCD LS23 ships an update every 2 weeks, and CSI Show app weekly. Most recently, ASCD LS23 was updated on October 4, 2026 and CSI Show app on October 25, 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.*