# Prion vs Admentum

The clearest difference is in-app purchases: Admentum at none against Prion's 2. Prion's advantage is update cadence (every 2 weeks vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Prion sells 2 in-app purchases, starting at $1.99 per month. Admentum asks for nothing beyond the download.

Prion ships an update every 2 weeks, Admentum every 9 months. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Prion | Admentum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/admentum/id1196195413/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 9 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 27 MB | 7 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Prion AB](https://appshunter.io/developer/924506637) | [IST Group AB](https://appshunter.io/developer/555638202) |

## What reviewers say

### Prion

[App page](https://appshunter.io/ios/app/prion/id924506638)

This app facilitates communication, documentation, and administration for preschools. It allows guardians to track their child's development and communicate with the preschool, while teachers can manage pedagogical documentation and attendance.

**Highlights:** Pedagogical documentation, Attendance and schedule management, Multimedia support for documentation, Digital notes and comments, Push notifications, Automatic reminders, Translation of text

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prion Plus Month Subscription | $1.99 | per month |
| Prion Plus 7 day pass | $1.99 | one-time |


### Admentum

[App page](https://appshunter.io/ios/app/admentum/id1196195413)

Access all school-related information directly on your iPhone and iPad. View your schedule, get a summary of your school day, and manage communication with the school or other users. Parents can easily report absences for their children.

**Highlights:** View school schedule, Daily school day summary, School communication, Report child's absence, Multi-child account switching

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prion free?

Prion is free to download, with in-app purchases available.

### Is Admentum free?

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

### Do Prion or Admentum have ads?

Neither Prion nor Admentum shows ads.

### Which is updated more often, Prion or Admentum?

Prion ships an update every 2 weeks, and Admentum every 9 months. Most recently, Prion was updated on October 15, 2026 and Admentum on October 11, 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.*