# Castilleja vs Holton

The clearest difference is update cadence: Holton at every 6 months against Castilleja's every 40 months. Holton also leads on iOS requirement (10.0 vs 15.5). 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.

Castilleja ships an update every 40 months, Holton every 6 months. The most recent releases landed on October 8, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Castilleja | Holton |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/castilleja/id455351895/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 6 months** |
| Monetization | Free | — |
| Size | 73 MB | 38 MB |
| Requires iOS | 15.5 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Castilleja School Foundation](https://appshunter.io/developer/1333597839) | [finalsite](https://appshunter.io/developer/441996508) |

## What reviewers say

### Castilleja

[App page](https://appshunter.io/ios/app/castilleja/id455351895)

Access essential school information, including a community directory and event calendar, conveniently on your mobile device. Quickly find contact details and get updates directly from the school's official source. Authorized users can securely view sensitive information.

**Highlights:** Community directory, School calendar access, Event filtering, Direct contact options, Secure information access

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

**In-app purchases:** none


### Holton

[App page](https://appshunter.io/ios/app/holton-arms/id1024071592)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Castilleja free?

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

### Is Holton free?

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

### Do Castilleja or Holton have ads?

Neither Castilleja nor Holton shows ads.

### Which is updated more often, Castilleja or Holton?

Castilleja ships an update every 40 months, and Holton every 6 months. Most recently, Castilleja was updated on October 8, 2026 and Holton on October 26, 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.*