# Admin vs AMSPS CHATRA

The clearest difference is update cadence: Admin at every 3 days against AMSPS CHATRA's every 3 weeks. AMSPS CHATRA's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Admin ships an update every 3 days, AMSPS CHATRA every 3 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | Admin | AMSPS CHATRA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 106 MB | 245 MB |
| Requires iOS | 17 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Knoty Labs Private Limited](https://appshunter.io/developer/1066117971) | [AAAMT Verticals Private Limited](https://appshunter.io/developer/1819459821) |

## What reviewers say

### Admin

[App page](https://appshunter.io/ios/app/admin-schoolknot/id1424917744)

This app facilitates seamless communication between schools and parents. It allows for the sharing of daily events, photos, albums, videos, and important announcements. Parents can receive timely notifications and alerts.

**Highlights:** Upload daily events, Post photos and albums, Share videos, Update notifications, Send announcements, Parent alerts

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

**In-app purchases:** none


### AMSPS CHATRA

[App page](https://appshunter.io/ios/app/amsps-chatra/id6450048394)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Admin free?

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

### Is AMSPS CHATRA free?

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

### Do Admin or AMSPS CHATRA have ads?

Neither Admin nor AMSPS CHATRA shows ads.

### Which is updated more often, Admin or AMSPS CHATRA?

Admin ships an update every 3 days, and AMSPS CHATRA every 3 weeks. Most recently, Admin was updated on October 7, 2026 and AMSPS CHATRA on October 7, 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.*