Comparison

Assembly Line 2 vs Deep Water Mining Factory

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

Head to head
About

Assembly Line 2

Build and manage a factory to craft and sell resources. Optimize your assembly line with various machines and upgrades to maximize profits, even while offline. Discover new resources and make strategic decisions to grow your industrial empire.

Highlights
  • Build and optimize 21 different machines
  • Unlock tons of upgrades
  • Craft around 50 unique resources
  • Offline progress generation
  • Informative machine and resource data
  • Progress backup
Features
Read full description

Welcome to Assembly Line 2, the sequel to the factory-building and managing game. Assembly Line 2 combines elements from idle and tycoon games. Make the most money by using different types of machines to build an assembly line to craft resources and sell them. Unlock upgrades to make it more efficient and expand your factory. The goal is simple, build resources and sell them. Starting with a few machines and very basic resources, and using them with more advanced machines to craft and create more complex resources. Your factory will continue generating money even when you are offline. When you return to the game you will have piles of money waiting for you, but don't spend it all in one place! While Assembly Line 2 is an idle game, because you make the layout of your factory, it is up to you to optimize it to make the most money possible. Don't worry if you get lost with all those machines to build, the game offers an information menu so you can see what each machine does at any time. It also offers information on each resource price, so you can make decisions on what to craft. You can also see stats on the amount you are producing. Features: - 21 different machines to build and optimize the best factory. - Tons of upgrades to increase productivity. - Around 50 different unique resources to craft. - Multi-language support. - Backup your progress. - No internet required.

About

Deep Water Mining Factory

Features
Read full description

Deep Water Mining Factory is an underwater resource extraction and factory automation game inspired by Factorio. Set on a remote, isolated island in the middle of a vast ocean, players must dig deep underground to discover valuable resources and mine them, even extending their operations down to the ocean floor. Throughout the game, players aim to build their own factory system, automate production lines, and efficiently process and transport resources. The underwater environment presents unique challenges compared to land-based settings. With limited energy resources and a complex marine landscape, players must adopt creative and strategic approaches to mine and process resources effectively. As they dig deeper, they uncover rare materials that enable them to build more advanced machines and equipment. Additionally, interacting with the underwater ecosystem and managing an automated mechanical system are key aspects of the gameplay. Starting with basic tools and resources, players gradually expand their base, constructing intricate machines and conveyor belt systems to fully automate all tasks. The ultimate goal is to build a massive industrial complex deep in the ocean, automating everything from resource extraction to processing and production.

Screenshots

Assembly Line 24 screens
Deep Water Mining Factory4 screens

Verdict

The call

The clearest difference is in-app purchases: Assembly Line 2 at none against Deep Water Mining Factory's 1. On price, update cadence, 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. Deep Water Mining Factory sells 1 one-off in-app purchase. Assembly Line 2 asks for nothing beyond the download.

UpkeepUpdate frequency

Assembly Line 2 ships an update weekly, Deep Water Mining Factory every 5 days. The most recent releases landed on October 16, 2026 and October 1, 2026 respectively.

Scorecard1 real difference · 9 level
Assembly Line 2 versus Deep Water Mining Factory: the parameters behind the verdict, then further details
ParameterAssembly Line 2Deep Water Mining Factory
PriceFreeFree
Rating4.8 (1.5K ratings) — better—
Positive reviews79.6% of reviews—
Number of ratings1.5K — better—
Update frequencyWeeklyEvery 5 days — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size138 MB231 MB
Age rating4+4+
DeveloperJoao ReisSung Joon Kim

Bugs and requests

Assembly Line 2

Reported bugs

3 issues
  • Inconsistent offline earnings
  • Crafters and splitters stop working
  • Crashes on launch

Requested features

4 requests
  • Copy/paste assembly lines
  • Rotate/flip multiple machines
  • Pause production
  • Better performance optimization

Deep Water Mining Factory

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Assembly Line 2

No in-app purchases

1 purchases

Deep Water Mining Factory

One-time1
  • VIP 5 level boost (Qtr 10)$3.99

Questions

Is Assembly Line 2 free?
Assembly Line 2 is free to download, with no in-app purchases.
Is Deep Water Mining Factory free?
Deep Water Mining Factory is free to download, with in-app purchases available.
Do Assembly Line 2 or Deep Water Mining Factory have ads?
Both Assembly Line 2 and Deep Water Mining Factory show ads.
Which is updated more often, Assembly Line 2 or Deep Water Mining Factory?
Assembly Line 2 ships an update weekly, and Deep Water Mining Factory every 5 days. Most recently, Assembly Line 2 was updated on October 16, 2026 and Deep Water Mining Factory on October 1, 2026.

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