Barrel Defender vs Virus Versus™
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Barrel Defender
Defend your energy barrels from alien invaders in this retro arcade space shooter. Enjoy simple, intuitive controls and blast through waves of enemies with various weapons and challenging boss fights.
- Two game modes: endless and wave
- 25 alien-filled waves
- Variety of aliens and movement patterns
- Boss enemy battles
- Weapon power-ups
- Easy finger-slide controls
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Barrel Defender is an old school retro Arcade Shooter. Protect your Energy Barrels, collect extra weapons and blast away waves of aliens! Barrel Defender is easy to control. Your spacecraft follows the slide of your finger and is in 'auto shoot' mode. It is the ideal game for the casual player and retro fans. Enjoy blasting aliens... Features: - two game modes ( 'endless' and 'wave' mode ) - fight your way through 25 alien filled waves - tons of different aliens and movement pattern - fight boss enemies - collect extra weapons - beautiful space sci-fi environment - easy to control - quite easy, well known game play
Virus Versus™
Assume the role of an alien orchestrating a global virus and zombie apocalypse. Terraform the world, dehumanize humans, and abduct victims while avoiding the revenge of the undead. Enjoy fun graphics, upbeat music, and a unique apocalyptic theme.
- Alien virus zombie apocalypse simulation
- World terraforming with Bio Poop
- Dehumanize and abduct humans
- Avoid undead revenge
- Fun, bright graphics
- Upbeat music and sound effects
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Planet: Earth Population: 7 Billion Infestation: 0% That is, until YOU came along... Virus Versus™: Aliens Vs Zombies Edition lets YOU start the Alien Virus Zombie Apocalypse from the Alien's perspective and terraform the world - with Bio Poop! Is it YOUR fault? Of course not!! Aren't we ALL just trying to survive? While trying to achieve Total World Infestation? Spoiler Alert: This is NOT about World Peace! BE the Virus! Do the Alien's bidding! Dehumanize the Humans! Abduct the victims!! Orchestrate the alien virus apocalypse by wiping out the entire human population and avoiding the Undead Revenge of your recently dehumanized victims! Unleash your Dark Side and enjoy: + Fun, bright graphics. + Great, upbeat music. + Awesome, squishy sound effects. + Retro, state of the art un-animations. + and An apocalyptic zombie theme ripped straight from twisted imaginary headlines. Fun for the whole sick family! Virus Versus: Aliens Vs. Zombies Edition is a Pick Up and Play game for the whole family, unlike anything you've ever played before! Kid tested to assure simple but fun game play, Virus Versus™ will provide you with great fun -- and Great Moral Victory. Need more reasons? Good, there's one more thing... It's a paid app, so its totally ads free! Get it now. Enjoy. Get Virus Versus: Aliens Vs Zombies Edition NOW and achieve YOUR dreams of Total World Infestation.
Screenshots
Verdict
The clearest difference is rating: Virus Versus™ at 5.0 against Barrel Defender's 4.0. Barrel Defender's advantage is update cadence (every 39 months vs every 78 months) and price ($0.99 vs $1.99). On ratings volume, ads, 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
Barrel Defender costs $0.99 and Virus Versus™ $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Virus Versus™ holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Barrel Defender ships an update every 39 months, Virus Versus™ every 78 months. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.
| Parameter | Barrel Defender | Virus Versus™ |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 4.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 39 months — better | Every 78 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 33 MB | 300 MB |
| Age rating | 9+ | 9+ |
| Developer | Stefan Preuss | Edward Ganges |
Customer experience
Barrel Defender
Virus Versus™
In-app purchases
Barrel Defender
No in-app purchases
Virus Versus™
No in-app purchases
Questions
Is Barrel Defender free?
Is Virus Versus™ free?
Which has better reviews, Barrel Defender or Virus Versus™?
Do Barrel Defender or Virus Versus™ have ads?
Which is updated more often, Barrel Defender or Virus Versus™?
Other comparisons
