# Description vs ClassLens

The clearest difference is iOS requirement: Description at 11.0 against ClassLens's 16.4. 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.

Description ships an update every 4 weeks, ClassLens every 3 weeks. The most recent releases landed on May 19, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Description | ClassLens |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Size | 73 MB | 3 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MUTSUMI SUZUKI](https://appshunter.io/developer/1612946812) | [Atsuhiro Hasebe](https://appshunter.io/developer/1766410126) |

## What reviewers say

### Description

[App page](https://appshunter.io/ios/app/description-education-support/id6458877320)

**Features:** macOS Compatibility

**In-app purchases:** none


### ClassLens

[App page](https://appshunter.io/ios/app/classlens/id6670457269)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Description free?

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

### Is ClassLens free?

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

### Do Description or ClassLens have ads?

Both Description and ClassLens show ads.

### Which is updated more often, Description or ClassLens?

Description ships an update every 4 weeks, and ClassLens every 3 weeks. Most recently, Description was updated on May 19, 2026 and ClassLens on May 16, 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.*