# i大工 vs RainClassroom

The clearest difference is review sentiment: i大工 at 88% against RainClassroom's 39%. i大工 also leads on rating (4.3 vs 1.3). On price, ratings volume, update cadence and ads there is nothing between them.

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

i大工 holds the better App Store score, 4.3 against 1.3. Both are backed by a comparable volume of ratings — 16 and 16 respectively. Written reviews point the same way: 88% of i大工's written reviews are positive against 39% of RainClassroom's.

i大工 ships an update every 3 months, RainClassroom every 2 months. The most recent releases landed on June 4, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | i大工 | RainClassroom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (16 ratings)](https://appshunter.io/ios/app/i/id807112017/reviews)** | [1.3 (16 ratings)](https://appshunter.io/ios/app/rainclassroom/id1515487012/reviews) |
| Number of ratings | 16 | 16 |
| Positive reviews | **87.5% of reviews** | 38.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 51 MB | 129 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dalian University of Technology](https://appshunter.io/developer/807112020) | [北京慕华信息科技有限公司](https://appshunter.io/developer/911639259) |

## What reviewers say

### i大工

[App page](https://appshunter.io/ios/app/i/id807112017)

This mobile platform consolidates university services for students and faculty, offering access to campus information, academic records, and administrative tools. It personalizes content based on user roles and allows for customized application settings.

**Highlights:** Campus information hub, Academic record access, Administrative tools, Personalized content, Customizable interface, Lost and found, Campus map

**Features:** macOS Compatibility

**In-app purchases:** none


### RainClassroom

[App page](https://appshunter.io/ios/app/rainclassroom/id1515487012)

This app enhances teaching and learning with flexible pre-course resources, integrated quizzes, and innovative teacher-student interaction tools. It provides comprehensive data analysis for every stage of the educational process, supporting both online and offline scenarios.

**Highlights:** Flexible pre-course learning with embedded resources, Integrated PPT quizzes for in-class and out-of-class use, Innovative teacher-student interaction (danmu, contributions), Class bonuses and random roll calls, Panoramic, data-driven teaching analysis, Supports online and offline teaching scenarios

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

**In-app purchases:** none


## Frequently asked questions

### Is i大工 free?

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

### Is RainClassroom free?

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

### Which has better reviews, i大工 or RainClassroom?

i大工 is rated higher. i大工 averages 4.3 out of 5 from 16 ratings, while RainClassroom averages 1.3 from 16 ratings.

### Do i大工 or RainClassroom have ads?

Neither i大工 nor RainClassroom shows ads.

### Which is updated more often, i大工 or RainClassroom?

i大工 ships an update every 3 months, and RainClassroom every 2 months. Most recently, i大工 was updated on June 4, 2026 and RainClassroom on September 21, 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.*