# Invaders Legacy vs Bubble Hero.

The clearest difference is update cadence: Bubble Hero. at every 2 days against Invaders Legacy's every 2 weeks. Invaders Legacy's advantage is review sentiment (20% vs 0%) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Invaders Legacy sells 16 one-off in-app purchases and Bubble Hero. sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Invaders Legacy ships an update every 2 weeks, Bubble Hero. every 2 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Invaders Legacy | Bubble Hero. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (108 ratings)](https://appshunter.io/ios/app/invaders-legacy-alien-games/id6673911718/reviews)** | — |
| Number of ratings | **108** | — |
| Positive reviews | **20.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 344 MB | 111 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Roasup, Inc.](https://appshunter.io/developer/1447937110) | [IK Software](https://appshunter.io/developer/368549828) |

## What reviewers say

### Invaders Legacy

[App page](https://appshunter.io/ios/app/invaders-legacy-alien-games/id6673911718)

Defend against an alien invasion in this RPG where you gather resources, upgrade your spaceship, and battle waves of extraterrestrial foes. Craft powerful upgrades and unlock new abilities to survive the relentless assault and claim victory in this captivating space adventure.

**Highlights:** Gather resources from diverse locations, Enhance and upgrade your spaceship, Engage in epic battles against alien invaders, Craft powerful upgrades, Unlock new spaceship abilities, Classic space invaders gameplay with RPG elements

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Handful of crystals | $1.99 | one-time |
| 10 Tickets | $2.99 | one-time |
| 20 Tickets | $4.99 | one-time |
| Bunch of crystals | $5.99 | one-time |
| Starter Pack | $5.99 | one-time |
| 35 Tickets | $7.99 | one-time |
| No Ad | $7.99 | one-time |
| Pile of crystals | $9.99 | one-time |
| Small bundle | $12.99 | one-time |
| 60 Tickets | $12.99 | one-time |
| 90 Tickets | $19.99 | one-time |
| Medium bundle | $27.99 | one-time |
| Pouch of crystals | $29.99 | one-time |
| 260 Tickets | $49.99 | one-time |
| Bag of crystals | $59.99 | one-time |
| Large bundle | $119.99 | one-time |

**What reviewers like**

- 🚀 No forced ads
- 👍 Good game concept
- 🚀 Short ads

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🐛 Quests not working properly
- 🐛 In-app purchases not working
- 🐛 Second farm not functioning
- 🐛 Progression issues

**Reported bugs**

- Quests not registering as complete
- Buildings not rebuilding properly
- Soldiers getting stuck in the air
- Purchases not being delivered
- Pricing discrepancies

**Requested features**

- More quests and content
- New map and upgradeable ship parts
- Better customer support


### Bubble Hero.

[App page](https://appshunter.io/ios/app/bubble-hero/id6757463556)

Free a petrified creature using bubbles in underground passages. Battle enemies like skeletons and floor keepers to advance. Collect bones and rare poses to complete your album.

**Highlights:** Free petrified creatures with bubbles, Defeat skeletons and floor keepers, Collect bones, Discover rare Pojikemo poses, Store poses in an album, Customizable button positions

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 21F Transfer Magic Stone | $2.99 | one-time |
| 31F Transfer Magic Stone | $5.99 | one-time |
| 41F Transfer Magic Stone | $9.99 | one-time |
| 51F Transfer Magic Stone | $11.99 | one-time |
| Buy 500,000 GOLD | $14.99 | one-time |
| 61F Transfer Magic Stone | $14.99 | one-time |
| 71F Transfer Magic Stone | $19.99 | one-time |
| 81F Transfer Magic Stone | $19.99 | one-time |
| 91F Transfer Magic Stone | $24.99 | one-time |
| Buy 1,000,000 GOLD | $29.99 | one-time |


## Frequently asked questions

### Is Invaders Legacy free?

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

### Is Bubble Hero. free?

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

### Do Invaders Legacy or Bubble Hero. have ads?

Both Invaders Legacy and Bubble Hero. show ads.

### Which is updated more often, Invaders Legacy or Bubble Hero.?

Invaders Legacy ships an update every 2 weeks, and Bubble Hero. every 2 days. Most recently, Invaders Legacy was updated on October 24, 2026 and Bubble Hero. on October 14, 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.*