# KASADAKA vs Skeleton Invader

KASADAKA and Skeleton Invader are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. KASADAKA sells 2 one-off in-app purchases and Skeleton Invader sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

KASADAKA ships an update every 37 months, Skeleton Invader every 29 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | KASADAKA | Skeleton Invader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 29 months** |
| Size | 7 MB | 85 MB |
| Requires iOS | 9.3 | 9.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroyuki Sasayama](https://appshunter.io/developer/713453961) | [Guisse Ngourane](https://appshunter.io/developer/455608665) |

## What reviewers say

### KASADAKA

[App page](https://appshunter.io/ios/app/kasadaka/id871648553)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| All AREAs | $1.99 | one-time |


### Skeleton Invader

[App page](https://appshunter.io/ios/app/skeleton-invader/id1287479772)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 250.000 Neutrons | $2.99 | one-time |


## Frequently asked questions

### Is KASADAKA free?

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

### Is Skeleton Invader free?

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

### Do KASADAKA or Skeleton Invader have ads?

Neither KASADAKA nor Skeleton Invader shows ads.

### Which is updated more often, KASADAKA or Skeleton Invader?

KASADAKA ships an update every 37 months, and Skeleton Invader every 29 months. Most recently, KASADAKA was updated on October 6, 2026 and Skeleton Invader on October 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.*