Comparison

Digger Machine vs Bubble Trouble Classic

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

Head to head
About

Digger Machine

Embark on an arcade adventure to unearth valuable minerals like gold and diamonds. Upgrade your digging machine, build bases, and navigate treacherous mines filled with traps and bosses. Collect and sell 50 types of minerals to enhance your equipment and become the ultimate miner.

Highlights
  • Dig for 50 types of minerals
  • Upgrade digging machine
  • Build bases
  • Navigate 3 underground mines
  • Complete missions
  • Use 6 special actions
Read full description

Digger Machine is an arcade game where you dig for precious and rare minerals like diamonds, gold.. Before achieving your goal, you can build bases, use items and improve your machine which will make your game easier! *** Over 4 million downloads Worldwide! *** Beware though, as the path in minings is filled with traps! When you finally make it to the bottom, the "Boss" will wait for you there! Be the best miner and drill the most rare items! Download now and find the most valuable - Awesomite. Features - 50 precious types of minerals which you can sell to improve Diggy, - 9 levels of improvements, - 4 awesome Diggers - 3 large underground mines - cloudy, green and ice! - 6 actions which you can use during your journey - relaxing but demanding gameplay - navigation for easy searching of new or existing bases - a lot of missions The game is Free to play! Visit our official webpage - http://erapidstudio.com Like us on Facebook - https://www.facebook.com/diggermachine Find out more about the games we make on our blog - http://erapidstudio.com/blog/ The game uses micro-transaction and have an ads.

About

Bubble Trouble Classic

Relive a classic arcade experience by popping bubbles and avoiding obstacles. This game offers multiple levels, various weapons, and helpful items to aid your progress. Enjoy solo play or challenge a friend on the same device.

Highlights
  • 22 unique levels
  • 4 different weapons
  • 5 helpful items
  • Single-player mode
  • Local co-op mode
Features
Read full description

Labeled as one of the 'Top 10 most played online games' - now on your Apple device. The game from your childhood! Designed in 2002, re-constructed in 2020. 22 unique levels 4 different weapons (Harpoon, Hook, Laser, Mine) 5 Items to help you complete the game. Play alone -- or together with a friend (on the same device). Have fun! :) P.S. I am the original author of the Bubble Trouble (aka Bubble Struggle) games. Please let me know any feedback via email (website link inside the game). Many thanks!

Screenshots

Digger Machine4 screens
Bubble Trouble Classic4 screens

Verdict

The call

Digger Machine and Bubble Trouble Classic both sit at 4.5 stars, but that hides the real split: 79% of Digger Machine's written reviews are positive against 60% of Bubble Trouble Classic's. Digger Machine also leads on ratings volume (351 vs 32) and iOS requirement (13.0 vs 15.6). On price, rating, update cadence and ads 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. Digger Machine sells 9 one-off in-app purchases and Bubble Trouble Classic sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Digger Machine against 4.5 for Bubble Trouble Classic. That said, the two scores are not equally well evidenced: Digger Machine has 351 ratings behind it against 32, so its average is the more settled of the two. Written reviews are what separate them: 79% of Digger Machine's written reviews are positive against 60% of Bubble Trouble Classic's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Digger Machine versus Bubble Trouble Classic: the parameters behind the verdict, then further details
ParameterDigger MachineBubble Trouble Classic
PriceFreeFree
Rating4.5 (351 ratings)4.5 (32 ratings) — better
Positive reviews79.0% of reviews — better60.0% of reviews
Number of ratings351 — better32
Update frequencyEvery 3 monthsEvery 3 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size104 MB40 MB
Age rating4+4+
DeveloperDariusz MazurOne up games

Customer experience

Digger Machine

All ratings336 ratings
Positive87.5%
Neutral6.0%
Negative6.5%
Written reviews100 reviews
Positive79.0%
Neutral4.0%
Negative17.0%

Bubble Trouble Classic

All ratings32 ratings
Positive84.4%
Neutral6.3%
Negative9.4%
Written reviews30 reviews
Positive60.0%
Neutral10.0%
Negative30.0%

Bugs and requests

Digger Machine

Reported bugs

10 issues
  • Game crashes when typing feedback
  • Progress deleted on death despite save system
  • Black screen after watching ads for revival
  • Gems consumed without unlocking base
  • Player stuck in rocks with no escape
Show 5 more
  • False mineral collection notifications
  • Game restart required after ad viewing
  • Progress lost when closing app or locking device
  • Fake X buttons on some ads
  • Ad respawn option doesn't work properly

Requested features

7 requests
  • Character customization options
  • Ability to dig upward
  • More levels/content
  • Map feature
  • Confirmation dialog for restart button
Show 2 more
  • In-app review system
  • Tooltips for upgrades and features

Bubble Trouble Classic

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Digger Machine

One-time9
  • Small Diamond Pack$1.99
  • Remove Ads$1.99
  • Diamond Pack$2.99
Show 6 more
  • Time limited custom pack$2.99
  • Good and valuable starter pack$3.99
  • Big Diamond Pack$5.99
  • 50% off - Best available sale!$6.99
  • Golden Diamond Pack$11.99
  • Mega Diamond Pack$13.99
1 purchases

Bubble Trouble Classic

One-time1
  • Remove ads$4.99

Questions

Is Digger Machine free?
Digger Machine is free to download, with in-app purchases available.
Is Bubble Trouble Classic free?
Bubble Trouble Classic is free to download, with in-app purchases available.
Which has better reviews, Digger Machine or Bubble Trouble Classic?
Bubble Trouble Classic is rated higher. Digger Machine averages 4.5 out of 5 from 351 ratings, while Bubble Trouble Classic averages 4.5 from 32 ratings.
Do Digger Machine or Bubble Trouble Classic have ads?
Both Digger Machine and Bubble Trouble Classic show ads.
Which is updated more often, Digger Machine or Bubble Trouble Classic?
Digger Machine ships an update every 3 months, and Bubble Trouble Classic every 3 months. Most recently, Digger Machine was updated on October 24, 2026 and Bubble Trouble Classic on October 24, 2026.

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