# Polis Inventory vs Irschen

The clearest difference is in-app purchases: Irschen at none against Polis Inventory's 3. On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Polis Inventory | Irschen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/polis-inventory/id1527341314/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 9 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Jess Taylor](https://appshunter.io/developer/417821730) | [Mobile3D](https://appshunter.io/developer/351890208) |

## What reviewers say

### Polis Inventory

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

Explore an interactive map of over 1,000 ancient Greek city-states from the Archaic and Classical periods. Discover their locations, characteristics, and historical details. Export data for further research.

**Highlights:** Interactive map of 1,035 ancient Greek poleis, Detailed historical and geographic information, Search and filter settlements by parameters, Export dataset in GeoJSON format, Based on scholarly research

**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 |


### Irschen

[App page](https://appshunter.io/ios/app/irschen/id1618450392)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polis Inventory free?

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

### Is Irschen free?

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

### Do Polis Inventory or Irschen have ads?

Neither Polis Inventory nor Irschen shows ads.

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

Polis Inventory ships an update every 3 months, and Irschen every 3 months. Most recently, Polis Inventory was updated on November 7, 2026 and Irschen on November 3, 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.*