# TrackISS vs GemTavern

The clearest difference is rating: TrackISS at 5.0 against GemTavern's 4.4. TrackISS also leads on review sentiment (100% vs 67%) and monetization model (free vs free with in-app purchases). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. TrackISS sells 1 one-off in-app purchase and GemTavern sells 5 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

TrackISS holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 11 and 5 respectively. Written reviews point the same way: 100% of TrackISS's written reviews are positive against 67% of GemTavern's.

## The numbers

| Metric | TrackISS | GemTavern |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/trackiss/id1563812044/reviews)** | [4.4 (5 ratings)](https://appshunter.io/ios/app/gemtavern/id6771643507/reviews) |
| Number of ratings | **11** | 5 |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 90 MB | 224 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Samuel McGarry](https://appshunter.io/developer/1492614184) | [AI-APP-DEV LLC](https://appshunter.io/developer/1842305291) |

## What reviewers say

### TrackISS

[App page](https://appshunter.io/ios/app/trackiss/id1563812044)

Follow the International Space Station's journey across the globe in real-time. Explore its projected orbit, view live telemetry data, and browse a gallery of NASA images. Discover who is currently in space and learn about their missions.

**Highlights:** Real-time ISS movement tracking, Projected orbit path display, Live telemetry data (velocity, lat, long, altitude), NASA image gallery with zoom, View current astronauts and biographies, Customizable interface settings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Launchpad Tip | $1.99 | one-time |


### GemTavern

[App page](https://appshunter.io/ios/app/gemtavern/id6771643507)

Engage in offline AI-powered roleplay and voice conversations with custom characters. Create immersive stories, manage lore, and enjoy hands-free chats with local AI models. Your data and creations stay under your control.

**Highlights:** Offline AI roleplay, Voice conversations, Character card import, Local AI model generation, World book and lore management, Hands-free voice calls, Local chat saving and export

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GemTavern Cloud Plus | $9.99 | per month |
| 1,000 Messages | $1.99 | one-time |
| Remove Ads Forever | $4.99 | one-time |
| 5,000 Messages | $7.99 | one-time |
| 10,000 Messages | $14.99 | one-time |


## Frequently asked questions

### Is TrackISS free?

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

### Is GemTavern free?

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

### Which has better reviews, TrackISS or GemTavern?

TrackISS is rated higher. TrackISS averages 5.0 out of 5 from 11 ratings, while GemTavern averages 4.4 from 5 ratings.

### Do TrackISS or GemTavern have ads?

Neither TrackISS nor GemTavern shows ads.

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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.*