# Thirukkural Morals vs Astro Viewer

The clearest difference is update cadence: Thirukkural Morals at every 2 weeks against Astro Viewer's every 4 months. Thirukkural Morals also leads on iOS requirement (13.0 vs 15.6). 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.

Thirukkural Morals ships an update every 2 weeks, Astro Viewer every 4 months. Both last shipped on October 28, 2026.

## The numbers

| Metric | Thirukkural Morals | Astro Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Size | 105 MB | 20 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [YELLOW AND GRAY STUDIO PRIVATE LIMITED](https://appshunter.io/developer/1826986615) | [Heebok Lee](https://appshunter.io/developer/1855773499) |

## What reviewers say

### Thirukkural Morals

[App page](https://appshunter.io/ios/app/thirukkural-morals/id6748682229)

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

**In-app purchases:** none


### Astro Viewer

[App page](https://appshunter.io/ios/app/astro-viewer/id6755899238)

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

**In-app purchases:** none


## Frequently asked questions

### Is Thirukkural Morals free?

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

### Is Astro Viewer free?

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

### Do Thirukkural Morals or Astro Viewer have ads?

Neither Thirukkural Morals nor Astro Viewer shows ads.

### Which is updated more often, Thirukkural Morals or Astro Viewer?

Thirukkural Morals ships an update every 2 weeks, and Astro Viewer every 4 months. Most recently, Thirukkural Morals was updated on October 28, 2026 and Astro Viewer on October 28, 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.*