# PathogenAR vs Polis Inventory

The clearest difference is in-app purchases: PathogenAR at none against Polis Inventory's 3. PathogenAR also leads on iOS requirement (12.0 vs 16.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Polis Inventory sells 3 one-off in-app purchases. PathogenAR asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for PathogenAR against 4.9 for Polis Inventory. Both are backed by a comparable volume of ratings — 15 and 8 respectively.

PathogenAR ships an update every 2 months, Polis Inventory every 3 months. The most recent releases landed on June 4, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | PathogenAR | Polis Inventory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (15 ratings)](https://appshunter.io/ios/app/pathogenar/id1489343174/reviews)** | [4.9 (8 ratings)](https://appshunter.io/ios/app/polis-inventory/id1527341314/reviews) |
| Number of ratings | **15** | 8 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 137 MB | 4 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [National Institute of Allergy and Infectious Diseases](https://appshunter.io/developer/1342358975) | [Jess Taylor](https://appshunter.io/developer/417821730) |

## What reviewers say

### PathogenAR

[App page](https://appshunter.io/ios/app/pathogenar/id1489343174)

Explore interactive stories about infectious diseases in augmented reality. This educational app uses touch gestures or a Merge Cube to bring pathogens to life, offering an engaging way to learn about disease.

**Highlights:** Augmented Reality exploration, Interactive pathogen stories, Touch gesture controls, Merge Cube device compatibility, Educational disease content

**Features:** macOS Compatibility

**In-app purchases:** none


### Polis Inventory

[App page](https://appshunter.io/ios/app/polis-inventory/id1527341314)

Explore ancient Greek settlements from the Archaic and Classical periods. This interactive map visualizes and filters historical data based on physical and historical parameters, offering a digital companion to a seminal scholarly work.

**Highlights:** Interactive map of ancient Greek poleis, Search and filter by physical/historical parameters, Data based on scholarly inventory, View parameter definitions in-app, Export data in GeoJSON format, No user data tracking

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |


## Frequently asked questions

### Is PathogenAR free?

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

### Is Polis Inventory free?

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

### Which has better reviews, PathogenAR or Polis Inventory?

PathogenAR is rated higher. PathogenAR averages 5.0 out of 5 from 15 ratings, while Polis Inventory averages 4.9 from 8 ratings.

### Do PathogenAR or Polis Inventory have ads?

Neither PathogenAR nor Polis Inventory shows ads.

### Which is updated more often, PathogenAR or Polis Inventory?

PathogenAR ships an update every 2 months, and Polis Inventory every 3 months. Most recently, PathogenAR was updated on June 4, 2026 and Polis Inventory on September 19, 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.*