# Speed calculation vs Astralis

The clearest difference is price: Speed calculation at Free against Astralis's $0.99. Astralis's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Speed calculation is free to download; Astralis costs $0.99 up front. Speed calculation sells 1 one-off in-app purchase. Astralis asks for nothing beyond the download.

Speed calculation ships an update every 5 months, Astralis monthly. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Speed calculation | Astralis |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Monthly** |
| Size | 5 MB | 11 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [宏斌 樊](https://appshunter.io/developer/1452129040) | [Nitesh Tak](https://appshunter.io/developer/1896707121) |

## What reviewers say

### Speed calculation

[App page](https://appshunter.io/ios/app/speed-calculation/id1436483686)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads. | $3.99 | one-time |


### Astralis

[App page](https://appshunter.io/ios/app/astralis-look-up/id6806581915)

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

**In-app purchases:** none


## Frequently asked questions

### Is Speed calculation free?

Speed calculation is free to download, with in-app purchases available.

### Is Astralis free?

Astralis costs $0.99, with no in-app purchases.

### Do Speed calculation or Astralis have ads?

Speed calculation shows ads; Astralis does not.

### Which is updated more often, Speed calculation or Astralis?

Speed calculation ships an update every 5 months, and Astralis monthly. Most recently, Speed calculation was updated on November 2, 2026 and Astralis on November 10, 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.*