Comparison

Builder Master 3D vs Junkyard Keeper

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

Head to head
About

Builder Master 3D

Operate a variety of heavy-duty construction machines to build and manage your own city. Experience realistic machine operation, from bulldozers and cranes to excavators, as you lift, place, and destroy objects to create your urban masterpiece. It's easy to pick up but challenging to master.

Highlights
  • Operate bulldozers, forklifts, cranes, excavators
  • Control various heavy-duty vehicles
  • Carry and place objects with cranes
  • Lift and deliver loads
  • Destroy huge rocks
  • Fix things with huge screws
  • Slice huge timbers
Features
Read full description

Build the best city! Enjoy operating machines in this machine operator simulation game! Easy to play, hard to master. Features -Operate bulldozer, forklift, crane, excavators and many more heavy duty machines. -Control various heavy duty vehicles, -Carry and place object using cranes, -Lift and deliver loads, -Destroy huge rocks, -Fix things with huge screws, -Slice huge timbers Become a master of machines! Screw huge houses! Build your city in your own way! Be the master builder!

About

Junkyard Keeper

Manage a junkyard, collect and recycle various types of waste to earn money. Discover hidden treasures and upgrade your vehicles to become more efficient. Enjoy satisfying simulation and arcade gameplay with excellent graphics.

Highlights
  • Collect and recycle different types of garbage
  • Find hidden treasures and vehicle parts
  • Upgrade and evolve collection vehicles
  • Unlock new junkyard locations
  • Manage junkyard operations
  • Satisfying physics and smooth gameplay
Features
Read full description

Run your legendary junkyard and keep finding treasures! Drive your collecting truck and clean up the different kinds of garbage in the huge junkyard: steel garbage, food scraps and more! Transport the garbage back to your base, recycle it and turn it into money! Meanwhile, you'll be scouring the junkyard for the hidden treasures and even parts to assemble new & power vehicles! Keep unlocking new upgrades for your vehicles. Spend money to upgrade your truck, improve the capacity, moving speed, and even evolve your vehicle to next level and become bigger and more efficient! Reasons you'll love Junkyard Keeper: - Exquisite, smooth and enjoyable gameplay - Super satisfying physics - Excellent graphics and animation make you relaxing - Unlock different types of garbage and different junkyard locations - Manage your junkyard and turn waste into treasure Enjoy the simulation & arcade gameplay and keep upgrading unlock more garbage collectors such as vacuum trucks, grinders, and even helicopters! One man's trash is another man's treasure! Start your journey as a junkyard tycoon now!

Screenshots

Builder Master 3D4 screens
Junkyard Keeper4 screens

Verdict

The call

The clearest difference is in-app purchases: Builder Master 3D at none against Junkyard Keeper's 7. Builder Master 3D also leads on update cadence (every 2 weeks vs monthly). Junkyard Keeper's advantage is review sentiment (29% vs 13%) and ratings volume (43K vs 13K). On price, rating, ads and device support 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. Junkyard Keeper sells 7 one-off in-app purchases. Builder Master 3D asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Builder Master 3D against 4.6 for Junkyard Keeper. Both are backed by a comparable volume of ratings — 13K and 43K respectively. Written reviews are what separate them: 13% of Builder Master 3D's written reviews are positive against 29% of Junkyard Keeper's.

UpkeepUpdate frequency

Builder Master 3D ships an update every 2 weeks, Junkyard Keeper monthly. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

Scorecard6 real differences · 4 level
Builder Master 3D versus Junkyard Keeper: the parameters behind the verdict, then further details
ParameterBuilder Master 3DJunkyard Keeper
PriceFreeFree
Rating4.5 (13K ratings)4.6 (43K ratings) — better
Positive reviews13.4% of reviews28.7% of reviews — better
Number of ratings13K43K — better
Update frequencyEvery 2 weeks — betterMonthly
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size331 MB602 MB
Age rating4+17+
DeveloperMagicLabZPLAY (HK) TECHNOLOGY CO., LIMITED

Customer experience

Builder Master 3D

All ratings12,960 ratings
Positive87.1%
Neutral6.3%
Negative6.6%
Written reviews186 reviews
Positive13.4%
Neutral3.8%
Negative82.8%

Junkyard Keeper

All ratings42,975 ratings
Positive91.5%
Neutral4.4%
Negative4.1%
Written reviews600 reviews
Positive28.7%
Neutral15.0%
Negative56.3%

User reviews

Builder Master 3D

From 13K App Store ratings

What we love

  • 👍 Good game
  • 👍 Fun to play
  • 👍 Enjoyable construction game

Room to improve

  • 🚫 Too many ads
  • 🚫 Ads disrupt gameplay
  • 🚫 Ads are longer than gameplay
  • 🚫 Levels repeat too often
  • 🚫 Limited things to spend earned money on

Junkyard Keeper

From 43K App Store ratings

What we love

  • 🚀 Satisfying gameplay
  • 👍 Fun and relaxing
  • 🚀 Easy to play

Room to improve

  • 🐛 Glitchy and buggy
  • 💰 Too many ads
  • 🐛 Vehicles/machines not working properly
  • 🐛 Game crashes and freezes

Bugs and requests

Builder Master 3D

Reported bugs

2 issues
  • Game freezes and crashes on some devices
  • Compatibility issues with older devices

Requested features

4 requests
  • Add a fuel gauge and pump mechanic
  • Reduce the frequency of ads
  • Provide an ad-free paid version
  • Add more diverse levels and gameplay

Junkyard Keeper

Reported bugs

4 issues
  • Vehicles/machines getting stuck or not working
  • Inability to progress past certain levels
  • Glitches and crashes
  • Issues with ads and in-app purchases

Requested features

4 requests
  • Add more vehicles and machines
  • Improve upgrade system for vehicles/machines
  • Reduce ads or make them optional
  • Fix progression issues and bugs

In-app purchases

None

Builder Master 3D

No in-app purchases

7 purchases

Junkyard Keeper

One-time7
  • No Ads$4.99
  • Money Pack$4.99
  • Free Carts$5.99
Show 4 more
  • Diamond Pack$6.99
  • Discounted Starter Pack$8.99
  • Starter Pack$11.99
  • Big Diamond Pack$14.99

Questions

Is Builder Master 3D free?
Builder Master 3D is free to download, with no in-app purchases.
Is Junkyard Keeper free?
Junkyard Keeper is free to download, with in-app purchases available.
Which has better reviews, Builder Master 3D or Junkyard Keeper?
Junkyard Keeper is rated higher. Builder Master 3D averages 4.5 out of 5 from 13K ratings, while Junkyard Keeper averages 4.6 from 43K ratings.
Do Builder Master 3D or Junkyard Keeper have ads?
Both Builder Master 3D and Junkyard Keeper show ads.
Which is updated more often, Builder Master 3D or Junkyard Keeper?
Builder Master 3D ships an update every 2 weeks, and Junkyard Keeper monthly. Most recently, Builder Master 3D was updated on October 1, 2026 and Junkyard Keeper on October 2, 2026.

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