# Class 11 Biology Notes vs Mec Study Group

The clearest difference is price: Mec Study Group at Free against Class 11 Biology Notes's $0.99. Mec Study Group also leads on ads (none vs shown) and update cadence (every 3 months vs every 44 months). On in-app purchases, device support and iOS requirement there is nothing between them.

Mec Study Group is free to download; Class 11 Biology Notes costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Class 11 Biology Notes ships an update every 44 months, Mec Study Group every 3 months. The most recent releases landed on August 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Class 11 Biology Notes | Mec Study Group |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 44 months | **Every 3 months** |
| Size | 22 MB | 28 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ranjeet Kumar](https://appshunter.io/developer/1476822683) | [Rahil Mirza](https://appshunter.io/developer/1764803075) |

## What reviewers say

### Class 11 Biology Notes

[App page](https://appshunter.io/ios/app/class-11-biology-notes/id6444937788)

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

**In-app purchases:** none


### Mec Study Group

[App page](https://appshunter.io/ios/app/mec-study-group/id6664065651)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Class 11 Biology Notes free?

Class 11 Biology Notes costs $0.99, with no in-app purchases.

### Is Mec Study Group free?

Mec Study Group is free to download, with no in-app purchases.

### Do Class 11 Biology Notes or Mec Study Group have ads?

Class 11 Biology Notes shows ads; Mec Study Group does not.

### Which is updated more often, Class 11 Biology Notes or Mec Study Group?

Class 11 Biology Notes ships an update every 44 months, and Mec Study Group every 3 months. Most recently, Class 11 Biology Notes was updated on August 19, 2026 and Mec Study Group on September 17, 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.*