# Kart vs GreySpace

The clearest difference is in-app purchases: Kart at none against GreySpace's 2. GreySpace's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. GreySpace sells 2 in-app purchases, starting at $4.99 per month. Kart asks for nothing beyond the download.

Kart ships an update every 3 days, GreySpace every 5 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Kart | GreySpace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Size | 33 MB | 90 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Sidibe](https://appshunter.io/developer/1664377358) | [Fabien Chauveau](https://appshunter.io/developer/6778603536) |

## What reviewers say

### Kart

[App page](https://appshunter.io/ios/app/kart/id6778524832)

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

**In-app purchases:** none


### GreySpace

[App page](https://appshunter.io/ios/app/greyspace-file-transfer/id6778603534)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GreySpace Pro — Monthly | $4.99 | per month |
| GreySpace Pro Yearly | $34.99 | per year |


## Frequently asked questions

### Is Kart free?

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

### Is GreySpace free?

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

### Do Kart or GreySpace have ads?

Neither Kart nor GreySpace shows ads.

### Which is updated more often, Kart or GreySpace?

Kart ships an update every 3 days, and GreySpace every 5 days. Most recently, Kart was updated on October 31, 2026 and GreySpace on October 31, 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.*