# X vs Bio inc. Redemption

The clearest difference is rating: Bio inc. Redemption at 4.7 against X's 3.6. Bio inc. Redemption also leads on update cadence (every 5 days vs every 17 months) and ratings volume (2.2K vs 65). X's advantage is ads (none vs shown). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. X sells 16 one-off in-app purchases and Bio inc. Redemption sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Bio inc. Redemption holds the better App Store score, 4.7 against 3.6. That said, the two scores are not equally well evidenced: Bio inc. Redemption has 2.2K ratings behind it against 65, so its average is the more settled of the two. Written reviews split almost evenly too, at 56% and 55% positive.

X ships an update every 17 months, Bio inc. Redemption every 5 days. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | X | Bio inc. Redemption |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (65 ratings)](https://appshunter.io/ios/app/x-core-galactic-plague/id1104849567/reviews) | **[4.7 (2.2K ratings)](https://appshunter.io/ios/app/bio-inc-redemption/id1506490457/reviews)** |
| Number of ratings | 65 | **2.2K** |
| Positive reviews | **55.7% of reviews** | 55.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 186 MB | 447 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Mikhail Vladimirovich](https://appshunter.io/developer/660171136) | [DryGin Studios](https://appshunter.io/developer/530299099) |

## What reviewers say

### X

[App page](https://appshunter.io/ios/app/x-core-galactic-plague/id1104849567)

Lead an alien invasion force to conquer Earth in this challenging strategy game. Utilize unique alien species and over fifty invasion tactics, evolving your army as you fight against humanity's defenses. Experience a galactic war where only the most strategic players can achieve victory.

**Highlights:** Alien invasion strategy, Ten alien species to command, Over fifty strategic invasion variants, Extensive upgrade trees, Challenging gameplay, Galactic war simulation

**Features:** macOS Compatibility

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| crystal_1 | $0.99 | one-time |
| 2000+100 crystals | $1.99 | one-time |
| 3000+250 crystals | $2.99 | one-time |
| USSR | $3.99 | one-time |
| 4000+450 crystals | $3.99 | one-time |
| Reptilians | $3.99 | one-time |
| Insectoids | $3.99 | one-time |
| Egypt gods | $3.99 | one-time |
| Machines | $3.99 | one-time |
| Galactic Council | $3.99 | one-time |
| Energy Beings | $3.99 | one-time |
| Psychotrons | $3.99 | one-time |
| Biomorphs | $3.99 | one-time |
| 6000+1000 crystals | $5.99 | one-time |
| 7000+1350 crystals | $6.99 | one-time |
| 9000+2200 crystals | $8.99 | one-time |

**What reviewers like**

- 👍 Addictive gameplay
- 👍 Great time killer
- 👍 Interesting concept
- 👍 Good music
- 👍 Can be played offline

**What reviewers complain about**

- ⚖️ Extremely difficult on easy
- ⚖️ Unbalanced gameplay
- ⚖️ Paywalls for progression
- ⚖️ In-game purchases not working
- ⚖️ Frustrating difficulty spikes

**Reported bugs**

- In-game purchases not working
- Buy button unresponsive
- Game crashes and restarts progress
- Egyptian Gods race not working
- Scripture for mobility not infecting new countries

**Requested features**

- Fix in-game purchase issues
- Add more characters/races
- Add new gimmicks
- Make game easier
- More crystal ads


### Bio inc. Redemption

[App page](https://appshunter.io/ios/app/bio-inc-redemption/id1506490457)

Engage in a complex biomedical simulation where you can either create deadly illnesses to infect victims or lead a medical team to find cures. Explore two distinct campaigns, develop strategies, and compete in world tournaments. The game offers realistic medical scenarios with a focus on strategic decision-making.

**Highlights:** Biomedical simulation, Create illnesses or find cures, Realistic diseases and conditions, Two distinct campaigns, Skills system for upgrades, Side quests and rewards, World tournaments

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gems Pack | $1.99 | one-time |
| Offer Bundle | $2.99 | one-time |
| Offer Bundle | $4.99 | one-time |
| Gems Pack | $4.99 | one-time |
| Gems Pack | $9.99 | one-time |
| Offer Bundle | $9.99 | one-time |
| Offer Bundle | $17.99 | one-time |
| Gems Pack | $18.99 | one-time |
| Offer Bundle | $19.99 | one-time |
| Gems Pack | $94.99 | one-time |

**What reviewers like**

- 👍 Fun and interesting gameplay
- 🚀 Realistic and challenging
- 💡 Ability to choose between saving or killing the patient
- 👍 Teaches about diseases and medicine

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 🐛 Issues with energy/coin system and power-ups
- 🐛 Bugs with completing levels and earning rewards
- 🐛 Loading problems and unresponsive app

**Reported bugs**

- Game freezing mid-game
- Coins/energy not being properly restored
- Rewards not registering for completed levels
- Mandatory tutorial not working properly

**Requested features**

- Add sandbox mode
- Implement multiplayer functionality
- Improve tutorial and onboarding
- Optimize for mobile devices


## Frequently asked questions

### Is X free?

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

### Is Bio inc. Redemption free?

Bio inc. Redemption is free to download, with in-app purchases available.

### Which has better reviews, X or Bio inc. Redemption?

Bio inc. Redemption is rated higher. X averages 3.6 out of 5 from 65 ratings, while Bio inc. Redemption averages 4.7 from 2.2K ratings.

### Do X or Bio inc. Redemption have ads?

Bio inc. Redemption shows ads; X does not.

### Which is updated more often, X or Bio inc. Redemption?

X ships an update every 17 months, and Bio inc. Redemption every 5 days. Most recently, X was updated on October 26, 2026 and Bio inc. Redemption on October 29, 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.*