# CO Manager vs 3T Edu

The clearest difference is update cadence: 3T Edu at weekly against CO Manager's every 3 months. CO Manager's advantage is iOS requirement (11.0 vs 15.6). 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.

CO Manager ships an update every 3 months, 3T Edu weekly. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CO Manager | 3T Edu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 40 MB | 51 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ONLINE MANAGEMENT TRAINING JOINT STOCK COMPANY](https://appshunter.io/developer/1054301745) | [Nguyen Van Truong](https://appshunter.io/developer/1483255107) |

## What reviewers say

### CO Manager

[App page](https://appshunter.io/ios/app/co-manager/id1535612831)

**Features:** macOS Compatibility

**In-app purchases:** none


### 3T Edu

[App page](https://appshunter.io/ios/app/3t-edu/id6749525355)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CO Manager free?

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

### Is 3T Edu free?

3T Edu is free to download, with no in-app purchases.

### Do CO Manager or 3T Edu have ads?

Neither CO Manager nor 3T Edu shows ads.

### Which is updated more often, CO Manager or 3T Edu?

CO Manager ships an update every 3 months, and 3T Edu weekly. Most recently, CO Manager was updated on October 25, 2026 and 3T Edu on October 14, 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.*