Comparison

Engineer VS Zombies vs Yarn! A Jumping Physics Game

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

Head to head
About

Engineer VS Zombies

Defend your city from an onslaught of zombies using engineering skills and strategic defenses. Collect resources to build workshops, generate income, and purchase powerful weapons to eliminate waves of diverse undead enemies. Progress through levels to face increasingly challenging zombie types.

Highlights
  • Strategic defense gameplay
  • Resource collection and management
  • Weapon upgrades
  • Diverse enemy types
  • Level-based progression
  • Workshop/flower income generation
Features
Read full description

"Engineer VS Zombies" is a arcade game (battle between Engineers and Zombies). The game is very similar with the concept of Plant VS Zombie. Zombies attacked your city. Engineers are trying to kill all zombies by their engineering skill. Donations are comming from different places. You have to collect them. For extra money, you can also place workshop/flowers that will produce money for you. You have to collect those money. You can use those money to setup new workshop or buy weapon. Weapons kills zombies. New type of enemies are unlocked in each new level. - Normal zombies - Mummies - Bodybuilder Monsters - Intelligent zombies - Fast moving zombies and more.... The game is extremely addictive and is 100% free. So download and enjoy the game. Please leave your feedback for us to improve the game. Cheers

About

Yarn! A Jumping Physics Game

Guide a brave ball of yarn through a city overrun by zombie cats. Jump over obstacles, collect stars, and defeat the menacing feline foes in this atmospheric 2D platformer.

Highlights
  • Physics-based jumping
  • Obstacle avoidance
  • Star collection
  • Zombie cat battles
  • 2D platformer gameplay
  • Atmospheric world exploration
Features
Read full description

After a can of toxic waste is dumped into a river, fish used to make cat food turns normally cute and cuddly cats into menacing decaying creatures! Cat Zombies! Now they are terrorizing the city and it’s up to our hero - Doodle, a brave little ball of yarn - to save the day. Each level is being terrorized by a Cat Zombie that you have to knock out, along with a number of obstacles that you have to help Doodle avoid. Jump over spikes and saws, and pivot off the walls in order to scale up them. Collect all the stars and destroy the Cat Zombie as fast as you can. Best of luck, and remember keep on the look out for Cat Zombies. Yarn is a beautiful indie 2d atmospheric platformer with a cute little character super hero - Doodle! Jump through this diverse, gorgeous galaxy world and explore Meow Town or the Scratchy Dungeons but watch out for the monster zombie cats! This corky jumper is a furry of fun!

Screenshots

Engineer VS Zombies4 screens
Yarn! A Jumping Physics Game4 screens

Verdict

The call

The clearest difference is in-app purchases: Engineer VS Zombies at none against Yarn! A Jumping Physics Game's 4. Engineer VS Zombies also leads on ads (none vs shown) and review sentiment (100% vs 88%). On price, rating, ratings volume and update cadence 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. Yarn! A Jumping Physics Game sells 4 one-off in-app purchases. Engineer VS Zombies asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.3 for Engineer VS Zombies against 4.4 for Yarn! A Jumping Physics Game. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews are what separate them: 100% of Engineer VS Zombies's written reviews are positive against 88% of Yarn! A Jumping Physics Game's.

UpkeepUpdate frequency

Engineer VS Zombies ships an update every 4 weeks, Yarn! A Jumping Physics Game monthly. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

Scorecard5 real differences · 5 level
Engineer VS Zombies versus Yarn! A Jumping Physics Game: the parameters behind the verdict, then further details
ParameterEngineer VS ZombiesYarn! A Jumping Physics Game
PriceFreeFree
Rating4.3 (3 ratings)4.4 (8 ratings) — better
Positive reviews100.0% of reviews — better88.2% of reviews
Number of ratings38 — better
Update frequencyEvery 4 weeks — betterMonthly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS4.3 — better13.0
Further details — not scored
Size17 MB302 MB
Age rating4+4+
DeveloperApp HoldingsApps by Erik

Customer experience

Engineer VS Zombies

All ratings3 ratings
Positive66.7%
Neutral33.3%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Yarn! A Jumping Physics Game

All ratings8 ratings
Positive75.0%
Neutral25.0%
Negative0.0%
Written reviews34 reviews
Positive88.2%
Neutral2.9%
Negative8.8%

In-app purchases

None

Engineer VS Zombies

No in-app purchases

4 purchases

Yarn! A Jumping Physics Game

One-time4
  • Dark Knit$0.99
  • Sargent Tangle$0.99
  • Sir Doodle$0.99
Show 1 more
  • Spoooky Mummy Doodle$0.99

Questions

Is Engineer VS Zombies free?
Engineer VS Zombies is free to download, with no in-app purchases.
Is Yarn! A Jumping Physics Game free?
Yarn! A Jumping Physics Game is free to download, with in-app purchases available.
Which has better reviews, Engineer VS Zombies or Yarn! A Jumping Physics Game?
Yarn! A Jumping Physics Game is rated higher. Engineer VS Zombies averages 4.3 out of 5 from 3 ratings, while Yarn! A Jumping Physics Game averages 4.4 from 8 ratings.
Do Engineer VS Zombies or Yarn! A Jumping Physics Game have ads?
Yarn! A Jumping Physics Game shows ads; Engineer VS Zombies does not.
Which is updated more often, Engineer VS Zombies or Yarn! A Jumping Physics Game?
Engineer VS Zombies ships an update every 4 weeks, and Yarn! A Jumping Physics Game monthly. Most recently, Engineer VS Zombies was updated on October 1, 2026 and Yarn! A Jumping Physics Game on October 4, 2026.

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