# Terragrid vs MiracleJ Trajectory

The clearest difference is in-app purchases: MiracleJ Trajectory at none against Terragrid's 2. Terragrid's advantage is iOS requirement (18.6 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Terragrid sells 2 in-app purchases, starting at $2.99 per 7 days. MiracleJ Trajectory asks for nothing beyond the download.

Terragrid ships an update weekly, MiracleJ Trajectory every 4 days. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Terragrid | MiracleJ Trajectory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 59 MB | 32 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ahmet Giray Ucar](https://appshunter.io/developer/1583246836) | [Takahiro Oda](https://appshunter.io/developer/1843653292) |

## What reviewers say

### Terragrid

[App page](https://appshunter.io/ios/app/terragrid-world-map-tracker/id6782314851)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Terragrid+ Weekly | $2.99 | per 7 days |
| Terragrid+ Yearly | $24.99 | per year |


### MiracleJ Trajectory

[App page](https://appshunter.io/ios/app/miraclej-trajectory/id6786251933)

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

**In-app purchases:** none


## Frequently asked questions

### Is Terragrid free?

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

### Is MiracleJ Trajectory free?

MiracleJ Trajectory is free to download, with no in-app purchases.

### Do Terragrid or MiracleJ Trajectory have ads?

Neither Terragrid nor MiracleJ Trajectory shows ads.

### Which is updated more often, Terragrid or MiracleJ Trajectory?

Terragrid ships an update weekly, and MiracleJ Trajectory every 4 days. Most recently, Terragrid was updated on November 5, 2026 and MiracleJ Trajectory on November 10, 2026.

---

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