# PSIS vs PSIS Mobile

The clearest difference is update cadence: PSIS at every 3 weeks against PSIS Mobile's every 4 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 Mobile every 4 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PSIS | PSIS Mobile |
| --- | --- | --- |
| 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 4 months |
| Monetization | Free | — |
| Size | 77 MB | 33 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Paññāsāstra University of Cambodia](https://appshunter.io/developer/1474826859) | [Sokheng Yong](https://appshunter.io/developer/1633787493) |

## 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 Mobile

[App page](https://appshunter.io/ios/app/psis-mobile/id1633787491)

**Features:** macOS Compatibility, 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 Mobile free?

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

### Do PSIS or PSIS Mobile have ads?

Neither PSIS nor PSIS Mobile shows ads.

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

PSIS ships an update every 3 weeks, and PSIS Mobile every 4 months. Most recently, PSIS was updated on October 29, 2026 and PSIS Mobile on October 25, 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.*