# Astro Kit vs BookToSpeech

The clearest difference is price: Astro Kit at Free against BookToSpeech's $2.99. Astro Kit also leads on update cadence (every 3 months vs every 29 months) and iOS requirement (17.6 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Astro Kit is free to download; BookToSpeech costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Astro Kit ships an update every 3 months, BookToSpeech every 29 months. The most recent releases landed on June 1, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Astro Kit | BookToSpeech |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.6 (50 ratings)](https://appshunter.io/ios/app/astro-kit/id432175465/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 29 months |
| Monetization | Free | — |
| Size | 3 MB | 2 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jerome Diaz](https://appshunter.io/developer/334987620) | [Paulo Correia](https://appshunter.io/developer/1237073918) |

## What reviewers say

### Astro Kit

[App page](https://appshunter.io/ios/app/astro-kit/id432175465)

This utility app assists in telescope setup by providing essential information like GPS coordinates and universal time. It also includes a compass and calculates the local hour angle for Polaris. Designed for amateur astronomers, it simplifies the alignment process.

**Highlights:** GPS coordinates, Compass functionality, Universal time display, Polaris local hour angle computation, Telescope alignment assistance

**Features:** macOS Compatibility

**In-app purchases:** none


### BookToSpeech

[App page](https://appshunter.io/ios/app/booktospeech/id1559566010)

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

**In-app purchases:** none


## Frequently asked questions

### Is Astro Kit free?

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

### Is BookToSpeech free?

BookToSpeech costs $2.99, with no in-app purchases.

### Do Astro Kit or BookToSpeech have ads?

Neither Astro Kit nor BookToSpeech shows ads.

### Which is updated more often, Astro Kit or BookToSpeech?

Astro Kit ships an update every 3 months, and BookToSpeech every 29 months. Most recently, Astro Kit was updated on June 1, 2026 and BookToSpeech on September 3, 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.*