# 生物记 vs 消防3D课堂

The clearest difference is iOS requirement: 消防3D课堂 at 11.0 against 生物记's 15.6. 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.

生物记 ships an update every 3 months, 消防3D课堂 every 2 months. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 生物记 | 消防3D课堂 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 94 MB | 261 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [北京微普科创科技有限公司](https://appshunter.io/developer/1073525273) | [河南环球优路教育科技有限公司](https://appshunter.io/developer/1854698972) |

## What reviewers say

### 生物记

[App page](https://appshunter.io/ios/app/id1468297340)

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

**In-app purchases:** none


### 消防3D课堂

[App page](https://appshunter.io/ios/app/3d/id1503884625)

This app uses high-definition 3D animations and interactive simulations to visualize and teach complex fire safety systems. It offers a comprehensive smart question bank with video and voice explanations to help users master key concepts and prepare for certification exams.

**Highlights:** HD 3D animated fire safety system visualizations, Interactive real-life operation simulations, 720° panoramic views of system components, Smart video question bank with explanations, Covers 10 major fire safety systems, Expert-led video lectures and voiceovers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 生物记 free?

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

### Is 消防3D课堂 free?

消防3D课堂 is free to download, with no in-app purchases.

### Do 生物记 or 消防3D课堂 have ads?

Neither 生物记 nor 消防3D课堂 shows ads.

### Which is updated more often, 生物记 or 消防3D课堂?

生物记 ships an update every 3 months, and 消防3D课堂 every 2 months. Most recently, 生物记 was updated on October 17, 2026 and 消防3D课堂 on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*