# Bionics vs Invaders Legacy

The clearest difference is rating: Bionics at 4.7 against Invaders Legacy's 2.5. Bionics also leads on ratings volume (2.5K vs 107). On price, review sentiment, update cadence and ads there is nothing between them.

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

Bionics holds the better App Store score, 4.7 against 2.5. That said, the two scores are not equally well evidenced: Bionics has 2.5K ratings behind it against 107, so its average is the more settled of the two. Written reviews point the same way: 23% of Bionics's written reviews are positive against 20% of Invaders Legacy's.

Bionics ships an update every 10 days, Invaders Legacy every 2 weeks. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Bionics | Invaders Legacy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.5K ratings)](https://appshunter.io/ios/app/bionics/id6502816263/reviews)** | [2.5 (107 ratings)](https://appshunter.io/ios/app/invaders-legacy-alien-games/id6673911718/reviews) |
| Number of ratings | **2.5K** | 107 |
| Positive reviews | **22.9% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 320 MB | 344 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Roasup, Inc.](https://appshunter.io/developer/1447937110) |

## What reviewers say

### Bionics

[App page](https://appshunter.io/ios/app/bionics/id6502816263)

Engage in an epic survival experience during a zombie apocalypse. Utilize bionic gear, powerful skills, and a vast arsenal of weapons to battle relentless undead hordes and fight for humanity's survival.

**Highlights:** Zombie apocalypse survival, Bionic gear and skills, Arsenal of guns, Battle undead hordes, Stunning visual effects

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Some Gems | $0.99 | one-time |
| Season Pass Plus Upgrade | $2.99 | one-time |
| Remove Forced Ads | $3.99 | one-time |
| Pile of Gems | $4.99 | one-time |
| Special Offer | $4.99 | one-time |
| Special Offer | $5.99 | one-time |
| Season Pass | $6.99 | one-time |
| Special Offer | $6.99 | one-time |
| Starter Pack | $7.99 | one-time |
| Blessings | $9.99 | one-time |
| Heap of Gems | $9.99 | one-time |
| Season Pass Plus | $9.99 | one-time |
| Special Offer | $9.99 | one-time |
| Special Offer | $12.99 | one-time |
| Stack of Gems | $19.99 | one-time |
| Special Offer | $19.99 | one-time |

**What reviewers like**

- 🚀 Efficient gameplay
- 👍 Fun and engaging
- 🕹️ Good time killer

**What reviewers complain about**

- 🐛 Bugs and glitches
- 💰 Excessive ads and in-app purchases
- 🕹️ Unbalanced and frustrating gameplay

**Reported bugs**

- Crashes and freezes
- Loading issues and unresponsive app
- Purchased content not working as expected

**Requested features**

- Ability to replay completed levels
- More diverse and meaningful upgrades
- Improved controls and movement


### 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


## Frequently asked questions

### Is Bionics free?

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

### Is Invaders Legacy free?

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

### Which has better reviews, Bionics or Invaders Legacy?

Bionics is rated higher. Bionics averages 4.7 out of 5 from 2.5K ratings, while Invaders Legacy averages 2.5 from 107 ratings.

### Do Bionics or Invaders Legacy have ads?

Both Bionics and Invaders Legacy show ads.

### Which is updated more often, Bionics or Invaders Legacy?

Bionics ships an update every 10 days, and Invaders Legacy every 2 weeks. Most recently, Bionics was updated on September 26, 2026 and Invaders Legacy on September 25, 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.*