# Gia sư Colearn vs StudyLens

The clearest difference is update cadence: StudyLens at weekly against Gia sư Colearn's monthly. 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.

Gia sư Colearn ships an update monthly, StudyLens weekly. The most recent releases landed on October 27, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Gia sư Colearn | StudyLens |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 58 MB | 33 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Electronics Communications Technology Investment Development Corporation](https://appshunter.io/developer/1050074303) | [Tra Quang Linh](https://appshunter.io/developer/1569758129) |

## What reviewers say

### Gia sư Colearn

[App page](https://appshunter.io/ios/app/gia-su-colearn/id1638680100)

**Features:** macOS Compatibility

**In-app purchases:** none


### StudyLens

[App page](https://appshunter.io/ios/app/studylens/id6751152966)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gia sư Colearn free?

Gia sư Colearn is free to download, with no in-app purchases.

### Is StudyLens free?

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

### Do Gia sư Colearn or StudyLens have ads?

Neither Gia sư Colearn nor StudyLens shows ads.

### Which is updated more often, Gia sư Colearn or StudyLens?

Gia sư Colearn ships an update monthly, and StudyLens weekly. Most recently, Gia sư Colearn was updated on October 27, 2026 and StudyLens on October 19, 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.*