# ASTAR ES GPS vs Magnetometer ∞

The clearest difference is in-app purchases: ASTAR ES GPS at none against Magnetometer ∞'s 2. ASTAR ES GPS also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Magnetometer ∞ sells 2 in-app purchases, starting at $1.99 per 7 days. ASTAR ES GPS asks for nothing beyond the download.

## The numbers

| Metric | ASTAR ES GPS | Magnetometer ∞ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (59 ratings)](https://appshunter.io/ios/app/magnetometer/id6753061844/reviews)** |
| Number of ratings | — | **59** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 85 MB | 16 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tamilarasan Kannan](https://appshunter.io/developer/1500116258) | [Fawkes Wei](https://appshunter.io/developer/432767536) |

## What reviewers say

### ASTAR ES GPS

[App page](https://appshunter.io/ios/app/astar-es-gps/id6742091088)

**Features:** macOS Compatibility

**In-app purchases:** none


### Magnetometer ∞

[App page](https://appshunter.io/ios/app/magnetometer/id6753061844)

Visualize magnetic fields in real-time with precision charts and monitor X, Y, Z axis readings. Ideal for scientific research, education, and field work, this app offers professional-grade accuracy and an intuitive interface for easy data interpretation.

**Highlights:** Real-time magnetic field visualization, X, Y, Z axis readings in microteslas, Scientific research tool, Educational aid, Field work companion, Intuitive interface

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is ASTAR ES GPS free?

ASTAR ES GPS is free to download, with no in-app purchases.

### Is Magnetometer ∞ free?

Magnetometer ∞ is free to download, with in-app purchases available.

### Do ASTAR ES GPS or Magnetometer ∞ have ads?

Magnetometer ∞ shows ads; ASTAR ES GPS does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*