# Joust Stacking vs Rocket Invaders

The clearest difference is in-app purchases: Joust Stacking at none against Rocket Invaders's 8. Rocket Invaders's advantage is update cadence (every 9 days vs every 35 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Rocket Invaders sells 8 one-off in-app purchases. Joust Stacking asks for nothing beyond the download.

Joust Stacking ships an update every 35 months, Rocket Invaders every 9 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Joust Stacking | Rocket Invaders |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 35 months | **Every 9 days** |
| Size | 81 MB | 258 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [omer cetin](https://appshunter.io/developer/1584332419) | [Krada Studio Corp](https://appshunter.io/developer/1821603226) |

## What reviewers say

### Joust Stacking

[App page](https://appshunter.io/ios/app/joust-stacking/id1583759446)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rocket Invaders

[App page](https://appshunter.io/ios/app/rocket-invaders/id6747470112)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanently Unlock All Weapons | $0.99 | one-time |
| Save Sector Progress | $0.99 | one-time |
| Faster Fuel Pipe Transfers | $0.99 | one-time |
| Slower Bonus Crate Expiry Time | $0.99 | one-time |
| Slower Wave Timers | $0.99 | one-time |
| Remove Ads & Extra Resource | $2.99 | one-time |
| Full Converters at New Planet | $2.99 | one-time |
| Rocket Mega Pack | $4.99 | one-time |


## Frequently asked questions

### Is Joust Stacking free?

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

### Is Rocket Invaders free?

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

### Do Joust Stacking or Rocket Invaders have ads?

Both Joust Stacking and Rocket Invaders show ads.

### Which is updated more often, Joust Stacking or Rocket Invaders?

Joust Stacking ships an update every 35 months, and Rocket Invaders every 9 days. Most recently, Joust Stacking was updated on October 8, 2026 and Rocket Invaders on October 5, 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.*