Comparison

X vs Bio inc. Redemption

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

X

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
Read full description

X-Core. Galactic Plague is a really challenging strategy for iOs Take side of alien invaders and attack earthlings with the game mechanics like in plague or pandemic. Only 10% of players may boast of complete levels. Test yourself. Fight against earthlings. X-Core. Galactic Plague is a real war. A space war depicting a clash of alien civilizations and earthlings. There have always been wars, but this war you will never forget. Like the plague, galaxy invaders will attack the earth and leave only a fallout wasteland after them. Aliens are attacking as never before! Pathetic earthlings can’t avoid the invasion. So they have to prepare their primitive weapons, missiles, tanks – everything that can help them survive this clash. Ten alien species are available to you: -Greys -Repriloids -Insectoids -Egyptian gods -Psychotrons -Biomorphes -Energy beings -Machines -Galaxy Council -USSR – United Space Socialistic Republics More than fifty strategic variants to invade the earth are available to you. Big upgrade trees enable you to evolve in the middle of your invasion company. Aliens vs. Earthlings – a banal theme for any movie, game, whether strategy or action. A banal theme turned upside down that will make you feel as a leader of an alien invasion army. It’s up to you how to proceed. Forward, my space general! Lead your army to victory! Be the plague, be the epidemic, evolve, kill, conquer! Support X-CORE: Facebook: https://www.facebook.com/xcore.galactic.plague/ Google+ https://plus.google.com/communities/118131895337046348904 Instagram https://www.instagram.com/xcore_galactic_plague_official/

About

Bio inc. Redemption

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
Read full description

Bio Inc.: Redemption is a complex biomedical simulator in which you make life or death decisions. Create the ultimate illness to infect and torment your victim or play as the head of a medical team and hopefully find a cure to save your patient. Will you be the plague or preserve humanity? Including over 600 actual diseases, virus, symptoms, diagnostic tests, treatments and other medical conditions, Bio Inc.: Redemption is frighteningly realistic. It will captivate you for hours, bringing you into a microscopic world of epic plague proportions! As the sequel to the worldwide mobile hit Bio Inc. (enjoyed by over 15 million players), Bio Inc.: Redemption was rebuilt from the ground up to make it the most realistic and visually stunning medical condition simulator available. CHOOSE YOUR SIDE Bio Inc.: Redemption includes two all-new campaigns! Choose Death and explore your dark side by wrathfully terminating victims using an agonizing combination of diseases and medical conditions. Be the Plague! Choose Life and you heroically play as a medical diagnostician to identify and cure diseases before it is too late for your patient. Save the human race one human at a time! Each campaign consists of nine cases with four different difficulty levels and the new adaptive AI system provides hours of gameplay with great replay value. NEW SKILLS SYSTEM The all new skills system enables players to earn skills point and spend those towards upgrading skills that best fits their gameplay. Upgraded skills are persistent through all game modes. SIDE QUESTS While playing the campaign mode, players can decide to alter their strategy to complete one or many of the 41 included side quests. Completing side quest entitle players to hefty rewards! WORLD TOURNAMENTS Each week, the game will unveil a new world map to conquer with cases for Death and Life to be completed. Accumulate a winning streak, use your skills carefully and contest the title of best Doctor of Medicine. In exchange for you hard work, you will be compensated with rewards and pride. BUILDING DEEP STRATEGIES The mechanics of Bio Inc.: Redemption are simple to grasp yet extremely deep. Casual players will appreciate a quick and exciting challenge. Advanced players will have to elaborate complex strategies to solve high difficulty cases. It's all about combos and timing! 18 DIVERSIFIED CHALLENGING CASES Each unique scenarios comes with its unique twists and specific objectives, gradually building your skills and expanding your toolset to evermore demanding intricate cases. UNFORGIVING, WICKED AND STRANGELY COMPELLING Whether you wish to cure an innocent patient's sickness or torment a poor soul through an unlikely disease and infection combination, the Bio Inc. universe will not leave you cold. Deviously realistic, even educational, balanced with a good amount of humor, the Bio Inc.: Redemption experience will take you on one heck of a thrill ride.

Screenshots

X3 screens
Bio inc. Redemption4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard5 real differences · 5 level
X versus Bio inc. Redemption: the parameters behind the verdict, then further details
ParameterXBio inc. Redemption
PriceFreeFree
Rating3.6 (65 ratings)4.7 (2.2K ratings) — better
Positive reviews55.7% of reviews — better55.4% of reviews
Number of ratings652.2K — better
Update frequencyEvery 17 monthsEvery 5 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size186 MB447 MB
Age rating12+17+
DeveloperMikhail VladimirovichDryGin Studios

Customer experience

X

All ratings65 ratings
Positive61.5%
Neutral9.2%
Negative29.2%
Written reviews70 reviews
Positive55.7%
Neutral11.4%
Negative32.9%

Bio inc. Redemption

All ratings2,202 ratings
Positive92.2%
Neutral3.2%
Negative4.5%
Written reviews186 reviews
Positive55.4%
Neutral11.3%
Negative33.3%

User reviews

X

From 65 App Store ratings

What we love

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

Room to improve

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

Bio inc. Redemption

From 2.2K App Store ratings

What we love

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

Room to improve

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

Bugs and requests

X

Reported bugs

17 issues
  • 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
Show 12 more
  • Awareness skyrockets too quickly
  • Secret weapon progress speed inconsistent
  • Bug with negative 'free' population after wiping out a nation
  • Island nations unconquerable after 90% world conquest
  • Bug where island remains unconquered
  • Game glitches and crashes
  • Screen doesn't fit correctly
  • X-comp turned into action
  • Game freezes on login screen
  • Incompatible with older devices
  • Purchased crystals not received
  • Secret weapon research time changes drastically

Requested features

13 requests
  • Fix in-game purchase issues
  • Add more characters/races
  • Add new gimmicks
  • Make game easier
  • More crystal ads
Show 8 more
  • Add multiplayer
  • Add hints for players
  • Option to remove/minimize news
  • Add UFO designation system for unreachable areas
  • Option to repurchase upgrades
  • Optimize screen for iPhone X
  • Add daily crystal bonus
  • Make game cost money upfront instead of paywalls

Bio inc. Redemption

Reported bugs

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

Requested features

4 requests
  • Add sandbox mode
  • Implement multiplayer functionality
  • Improve tutorial and onboarding
  • Optimize for mobile devices

In-app purchases

16 purchases

X

One-time16
  • crystal_1$0.99
  • 2000+100 crystals$1.99
  • 3000+250 crystals$2.99
Show 13 more
  • USSR$3.99
  • 4000+450 crystals$3.99
  • Reptilians$3.99
  • Insectoids$3.99
  • Egypt gods$3.99
  • Machines$3.99
  • Galactic Council$3.99
  • Energy Beings$3.99
  • Psychotrons$3.99
  • Biomorphs$3.99
  • 6000+1000 crystals$5.99
  • 7000+1350 crystals$6.99
  • 9000+2200 crystals$8.99
10 purchases

Bio inc. Redemption

One-time10
  • Gems Pack$1.99
  • Offer Bundle$2.99
  • Offer Bundle$4.99
Show 7 more
  • Gems Pack$4.99
  • Gems Pack$9.99
  • Offer Bundle$9.99
  • Offer Bundle$17.99
  • Gems Pack$18.99
  • Offer Bundle$19.99
  • Gems Pack$94.99

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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