# IsiGéo Apps vs Topkapi AppView

The clearest difference is iOS requirement: Topkapi AppView at 13.0 against IsiGéo Apps's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IsiGéo Apps ships an update every 3 months, Topkapi AppView every 2 months. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | IsiGéo Apps | Topkapi AppView |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 41 MB | 35 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Géomatika](https://appshunter.io/developer/1196661578) | [AREAL](https://appshunter.io/developer/1504424832) |

## What reviewers say

### IsiGéo Apps

[App page](https://appshunter.io/ios/app/isigeo-apps/id1345972271)

**Features:** macOS Compatibility

**In-app purchases:** none


### Topkapi AppView

[App page](https://appshunter.io/ios/app/topkapi-appview/id6740326776)

**In-app purchases:** none


## Frequently asked questions

### Is IsiGéo Apps free?

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

### Is Topkapi AppView free?

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

### Do IsiGéo Apps or Topkapi AppView have ads?

Neither IsiGéo Apps nor Topkapi AppView shows ads.

### Which is updated more often, IsiGéo Apps or Topkapi AppView?

IsiGéo Apps ships an update every 3 months, and Topkapi AppView every 2 months. Most recently, IsiGéo Apps was updated on September 16, 2026 and Topkapi AppView on September 9, 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.*