# ASTB Tutoring vs Joint Compass

The clearest difference is price: ASTB Tutoring at Free against Joint Compass's $1.49. ASTB Tutoring also leads on iOS requirement (13.0 vs 15.0). Joint Compass's advantage is in-app purchases (none vs 1). On update cadence, ads and device support there is nothing between them.

ASTB Tutoring is free to download; Joint Compass costs $1.49 up front. ASTB Tutoring sells 1 in-app purchase, starting at $14.99 per month. Joint Compass asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 22, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ASTB Tutoring | Joint Compass |
| --- | --- | --- |
| Price | **Free** | $1.49 |
| Rating | **[4.6 (131 ratings)](https://appshunter.io/ios/app/astb-tutoring/id1559384853/reviews)** | — |
| Number of ratings | **131** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Freemium | — |
| Size | 48 MB | 559 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [Debbrata Das](https://appshunter.io/developer/1518771903) | [Steady Flow](https://appshunter.io/developer/1550297149) |

## What reviewers say

### ASTB Tutoring

[App page](https://appshunter.io/ios/app/astb-tutoring/id1559384853)

Prepare for the ASTB exam with over 1400 practice questions and detailed lessons. Access flashcards, prediction tests, and specialized modules covering math, reading, mechanical comprehension, and aviation/nautical information. Offers optional online tutoring sessions for personalized guidance.

**Highlights:** 1400+ practice questions, Math Skills module, Reading Comprehension module, Mechanical Comprehension module, Aviation and Nautical Information, Flashcards, ASTB prediction test

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full ASTB Access | $14.99 | per month |


### Joint Compass

[App page](https://appshunter.io/ios/app/joint-compass/id6757522121)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ASTB Tutoring free?

ASTB Tutoring is free to download, with in-app purchases available.

### Is Joint Compass free?

Joint Compass costs $1.49, with no in-app purchases.

### Do ASTB Tutoring or Joint Compass have ads?

Neither ASTB Tutoring nor Joint Compass shows ads.

### Which is updated more often, ASTB Tutoring or Joint Compass?

ASTB Tutoring ships an update every 4 months, and Joint Compass every 4 months. Most recently, ASTB Tutoring was updated on October 22, 2026 and Joint Compass on October 8, 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.*