# DCAT Community vs Dawn Scientific

The clearest difference is update cadence: Dawn Scientific at every 10 days against DCAT Community's every 5 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.

DCAT Community ships an update every 5 months, Dawn Scientific every 10 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | DCAT Community | Dawn Scientific |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 10 days** |
| Size | 55 MB | 38 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [DCAT](https://appshunter.io/developer/1341048426) | [Dawn Scientific](https://appshunter.io/developer/1869997589) |

## What reviewers say

### DCAT Community

[App page](https://appshunter.io/ios/app/dcat-community/id6443621945)

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

**In-app purchases:** none


### Dawn Scientific

[App page](https://appshunter.io/ios/app/dawn-scientific/id6759224468)

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

**In-app purchases:** none


## Frequently asked questions

### Is DCAT Community free?

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

### Is Dawn Scientific free?

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

### Do DCAT Community or Dawn Scientific have ads?

Neither DCAT Community nor Dawn Scientific shows ads.

### Which is updated more often, DCAT Community or Dawn Scientific?

DCAT Community ships an update every 5 months, and Dawn Scientific every 10 days. Most recently, DCAT Community was updated on November 3, 2026 and Dawn Scientific on October 31, 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.*