# PSIS vs PSIS GPP

The clearest difference is update cadence: PSIS at every 3 weeks against PSIS GPP's every 6 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.

PSIS ships an update every 3 weeks, PSIS GPP every 6 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | PSIS | PSIS GPP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (7 ratings)](https://appshunter.io/ios/app/psis-bsl/id1503868212/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 77 MB | 87 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Paññāsāstra University of Cambodia](https://appshunter.io/developer/1474826859) | [sovon khom](https://appshunter.io/developer/1332592182) |

## What reviewers say

### PSIS

[App page](https://appshunter.io/ios/app/psis-bsl/id1503868212)

This educational app provides students, parents, and lecturers with tools for managing class schedules, accessing digital materials, and tracking academic progress. Students can submit assignments and communicate with lecturers, while parents receive notifications and can view tuition fees.

**Highlights:** Class schedule management, Digital lessons and materials, Attendance and performance tracking, Assignment submission, Student-lecturer communication, Parental notifications and fee tracking

**Features:** Vision Pro support

**In-app purchases:** none


### PSIS GPP

[App page](https://appshunter.io/ios/app/psis-gpp/id6751321876)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PSIS free?

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

### Is PSIS GPP free?

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

### Do PSIS or PSIS GPP have ads?

Neither PSIS nor PSIS GPP shows ads.

### Which is updated more often, PSIS or PSIS GPP?

PSIS ships an update every 3 weeks, and PSIS GPP every 6 months. Most recently, PSIS was updated on November 7, 2026 and PSIS GPP on October 30, 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.*