# GiaViet vs OhStem App

The clearest difference is review sentiment: GiaViet at 80% against OhStem App's 67%. On price, update cadence, 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.

Both ship on a similar rhythm, roughly monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | GiaViet | OhStem App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/giaviet/id1518601523/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **80.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 36 MB | 152 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Quan Nguyen Hai](https://appshunter.io/developer/1679492017) | [ADT EDUCATION TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1538320096) |

## What reviewers say

### GiaViet

[App page](https://appshunter.io/ios/app/giaviet/id1518601523)

This mobile application provides learning support for students, teachers, and parents. It aims to facilitate educational engagement and communication within the learning community.

**Highlights:** Learning support, Student tools, Teacher resources, Parental engagement, Educational community

**Features:** macOS Compatibility

**In-app purchases:** none


### OhStem App

[App page](https://appshunter.io/ios/app/ohstem-app/id1540805396)

This app allows users to control and program STEM robot products. It features step-by-step assembly guides, Bluetooth robot control, and a drag-and-drop programming interface suitable for ages 7-15. Users can also design custom control panels and follow interactive programming lessons.

**Highlights:** Step-by-step assembly guides, Bluetooth robot control, Drag-and-drop programming interface, Customizable control panel design, Interactive programming lessons

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

**In-app purchases:** none


## Frequently asked questions

### Is GiaViet free?

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

### Is OhStem App free?

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

### Do GiaViet or OhStem App have ads?

Neither GiaViet nor OhStem App shows ads.

### Which is updated more often, GiaViet or OhStem App?

GiaViet ships an update monthly, and OhStem App monthly. Most recently, GiaViet was updated on November 3, 2026 and OhStem App on November 3, 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.*