Comparison

Digfender vs Assembly Line!

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

Head to head
About

Digfender

Defend your castle by digging deep underground to find resources and build powerful towers and traps. Customize your defenses through upgrade trees and challenge friends in survival mode. Enjoy a unique tower defense experience with no paywalls or wait timers.

Highlights
  • Digging for treasure and relics
  • Building towers and traps
  • Customizable defense upgrades
  • Survival mode with leaderboards
  • Over 70 challenging levels
  • No paywalls or wait timers
Features
Read full description

"Digfender is easily one of the best tower defense games I've played in a long time" - TOUCH ARCADE "There's a million tower defense games but only one like this" - GAMERANX Beneath your castle an enemy lies waiting. Grab your shovel and prepare your defenses! Dig deep into the ground and find valuable treasures and ancient relics to help you on your mission. Then use your loot to build powerful towers, set clever traps and unleash spectacular magic on your enemies. FEATURES - Over 70 challenging levels - 5 upgrade trees to customize your defenses - Survival mode - challenge your friends to beat your high score - Leaderboards and achievements - No paywalls or wait timers - Digging. Everyone loves digging Terms of service: http://www.mugshotgames.com/terms

About

Assembly Line!

Build and manage an efficient assembly line to maximize profits. This idle tycoon game features strategic machine placement and resource management. Earn money even when offline and unlock upgrades to become a wealthy industrialist.

Highlights
  • Build and manage assembly lines
  • Strategic machine placement
  • Resource crafting and selling
  • Offline revenue generation
  • Machine and resource information
  • Over 50 resources and 18 machines
Features
Read full description

Assembly Line - Build and manage your assembly line! Assembly Line combines elements from idle and tycoon games. You need to build the best assembly line in order to have the most profit possible. There're different types of machines that will help you achieve that, but you must use them strategically. Become rich as you build the best assembly line ever! The plan is simple: Build resources and then sell them. Start with the initial machine and create basics resources, and use more advanced machines to craft and create more complex resources. When you go offline the machines will keep working and still generate revenue, so when you come back you will have a pile of money to swim on it. Just like Scrooge Mcduck! :) It is only up to you how much you can make, Assembly Line is an idle game, but with the combination of tycoon and strategy elements you have a lot of choices in how you will make money. Assembly Line also offers you an information menu, where you can read information about each individual machine and resource to make the best decision on how you will set up your line. Features: • 18 different machines that will help you manage your assembly line! • More than 50 different resources to make and sell! • 20+ upgrades that will increase your profit! • Buy different assembly lines, to increase your revenue! • Earn money even when offline! • Become rich as you build and manage the best assembly line! • Not internet required.

Screenshots

Digfender4 screens
Assembly Line!4 screens

Verdict

The call

The clearest difference is rating: Digfender at 4.7 against Assembly Line!'s 4.2. Digfender also leads on review sentiment (91% vs 62%) and ratings volume (1K vs 57). Assembly Line!'s advantage is in-app purchases (none vs 11) and ads (none vs shown). On price, device support and iOS requirement 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. Digfender sells 11 one-off in-app purchases. Assembly Line! asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Digfender holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Digfender has 1K ratings behind it against 57, so its average is the more settled of the two. Written reviews point the same way: 91% of Digfender's written reviews are positive against 62% of Assembly Line!'s.

UpkeepUpdate frequency

Digfender ships an update every 4 months, Assembly Line! every 2 months. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

Scorecard7 real differences · 3 level
Digfender versus Assembly Line!: the parameters behind the verdict, then further details
ParameterDigfenderAssembly Line!
PriceFreeFree
Rating4.7 (1K ratings) — better4.2 (57 ratings)
Positive reviews91.0% of reviews — better61.7% of reviews
Number of ratings1K — better57
Update frequencyEvery 4 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better14.0
Further details — not scored
Size482 MB69 MB
Age rating9+4+
DeveloperMugshot Games Pty LtdJoao Reis

Customer experience

Digfender

All ratings1,002 ratings
Positive94.3%
Neutral3.7%
Negative2.0%
Written reviews256 reviews
Positive91.0%
Neutral6.6%
Negative2.3%

Assembly Line!

All ratings57 ratings
Positive82.5%
Neutral0.0%
Negative17.5%
Written reviews128 reviews
Positive61.7%
Neutral14.1%
Negative24.2%

User reviews

Digfender

From 1K App Store ratings

What we love

  • 👍 Enjoyable gameplay
  • 🚀 No intrusive ads
  • 👍 Meaningful challenge
  • 👍 Fun upgrade mechanics
  • 👍 Engaging gameplay

Room to improve

  • 🐛 Occasional game freezes
  • 🐛 Compatibility issues with newer devices
  • 🐛 Enemies that can destroy towers

Assembly Line!

From 57 App Store ratings

What we love

  • 🚀 Amazing and addictive game
  • 👍 Satisfying factory building
  • 🤓 Challenging and strategic
  • 🎮 Fun and engaging gameplay

Room to improve

  • 🐛 Bugs with transporters and multi-selector
  • 🔧 Some features not working as expected
  • 💰 Unbalanced progression and profitability
  • 📱 Compatibility issues with iPhone X

Bugs and requests

Digfender

Reported bugs

2 issues
  • Game freezes and crashes
  • UI elements not visible on newer devices

Requested features

4 requests
  • More levels and content
  • Custom level creator
  • Endless mode without tower-destroying enemies
  • Target priority options for towers

Assembly Line!

Reported bugs

4 issues
  • Transporter menu not closing
  • Filtered robotic arm not working properly
  • Machines resetting after closing the app
  • Offline earnings not properly credited

Requested features

4 requests
  • Copy and paste functionality
  • More blueprints and production options
  • Improved offline earnings calculation
  • Better UI and number display for high values

In-app purchases

11 purchases

Digfender

One-time11
  • 1500 Diamonds$1.99
  • 4000 Diamonds$3.99
  • Remove Ads$3.99
Show 8 more
  • Special Offer 1$4.99
  • Jeweler's Cart$5.99
  • 10000 Diamonds$7.99
  • Dwarven Stronghold$7.99
  • Dark Fortress$7.99
  • Ice Palace$7.99
  • Special Offer 2$14.99
  • 30000 Diamonds$19.99
None

Assembly Line!

No in-app purchases

Questions

Is Digfender free?
Digfender is free to download, with in-app purchases available.
Is Assembly Line! free?
Assembly Line! is free to download, with no in-app purchases.
Which has better reviews, Digfender or Assembly Line!?
Digfender is rated higher. Digfender averages 4.7 out of 5 from 1K ratings, while Assembly Line! averages 4.2 from 57 ratings.
Do Digfender or Assembly Line! have ads?
Digfender shows ads; Assembly Line! does not.
Which is updated more often, Digfender or Assembly Line!?
Digfender ships an update every 4 months, and Assembly Line! every 2 months. Most recently, Digfender was updated on October 16, 2026 and Assembly Line! on October 11, 2026.

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