# Astron Members vs Carbon

The clearest difference is update cadence: Astron Members at fortnightly against Carbon's every 2 months. 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.

Astron Members ships an update fortnightly, Carbon every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Astron Members | Carbon |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | — |
| Size | 42 MB | 19 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Astron Members](https://appshunter.io/developer/1695726108) | [Membox](https://appshunter.io/developer/1769673407) |

## What reviewers say

### Astron Members

[App page](https://appshunter.io/ios/app/astron-members/id6450926255)

This application provides students with easy access to classes hosted on the platform. It streamlines the learning experience by centralizing educational content.

**Highlights:** Student class access, Centralized educational content, Easy navigation, Platform integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Carbon

[App page](https://appshunter.io/ios/app/carbon/id6737690775)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Astron Members free?

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

### Is Carbon free?

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

### Do Astron Members or Carbon have ads?

Neither Astron Members nor Carbon shows ads.

### Which is updated more often, Astron Members or Carbon?

Astron Members ships an update fortnightly, and Carbon every 2 months. Most recently, Astron Members was updated on November 3, 2026 and Carbon on October 30, 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.*