# Lighthouse by SEG vs CST Communities

The clearest difference is update cadence: Lighthouse by SEG at fortnightly against CST Communities's every 3 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.

Lighthouse by SEG ships an update fortnightly, CST Communities every 3 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Lighthouse by SEG | CST Communities |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 83 MB | 101 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Supporting Education Group](https://appshunter.io/developer/1708237859) | [CONFEDERATION OF SCHOOL TRUSTS](https://appshunter.io/developer/1714423359) |

## What reviewers say

### Lighthouse by SEG

[App page](https://appshunter.io/ios/app/lighthouse-by-seg/id6467129645)

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

**In-app purchases:** none


### CST Communities

[App page](https://appshunter.io/ios/app/cst-communities/id6470913413)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lighthouse by SEG free?

Lighthouse by SEG is free to download, with no in-app purchases.

### Is CST Communities free?

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

### Do Lighthouse by SEG or CST Communities have ads?

Neither Lighthouse by SEG nor CST Communities shows ads.

### Which is updated more often, Lighthouse by SEG or CST Communities?

Lighthouse by SEG ships an update fortnightly, and CST Communities every 3 months. Most recently, Lighthouse by SEG was updated on October 12, 2026 and CST Communities on October 14, 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.*