Pen Dig vs Marine Engine ASMR
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Pen Dig
Engage in a clicker idle game where you dig the ground with a pen to earn money. Upgrade your digging tools and use your earnings to construct a city, opening new areas and creating your own unique playstyle.
- Clicker idle gameplay
- Earn coins by digging
- Upgrade various pen tools
- Build a city from mines
- Create a personalized playstyle
- Develop a prosperous city
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Dig the ground using a pen and build a city! Our game is a fun clicker idle game that gets you started with a school pencil. You will earn money by digging and breaking stones and you will improve your pens by earning money. There are many types of pens in the game, from the ordinary pen to the stone-filled pen, the digger-shaped pen, and the pointed pen. In the second stage of the game, you will try to make a city by digging your mines. Travel around the city with the vehicle carrying the stones and build buildings and open new areas when you build the whole city. Throughout your game, you will create a game style that suits you and you will try to make a rich city. Features: -Fun clicker idle game -Earn coins by digging and breaking stones -Many different types of pens -Dig mines to build a city -Create your own style of play -Strive to make a rich city Pen Dig is a game that can be played with pleasure and played on many different levels. Earn money using a pen, build a city, and have fun! Download and play our game now!
Marine Engine ASMR
Compete in races by upgrading your engines to finish faster than opponents. Earn money to enhance your vehicle and achieve victory. This is a popular clicker game focused on speed and upgrades.
- Engine upgrades
- Race to earn money
- Faster progression
- Competitive gameplay
- Clicker mechanics
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Faster with more engines! Earn money by winning against your opponents. Upgrade your engines and get to the finish line faster than anyone else!
Screenshots
Verdict
The clearest difference is rating: Pen Dig at 4.6 against Marine Engine ASMR's 4.0. Pen Dig also leads on ratings volume (3.6K vs 8) and review sentiment (11% vs 0%). Marine Engine ASMR's advantage is in-app purchases (none vs 1) and update cadence (every 2 weeks vs monthly). On price, ads, 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
Both are free to download. Pen Dig sells 1 one-off in-app purchase. Marine Engine ASMR asks for nothing beyond the download.
Pen Dig holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Pen Dig has 3.6K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 11% of Pen Dig's written reviews are positive against 0% of Marine Engine ASMR's.
Pen Dig ships an update monthly, Marine Engine ASMR every 2 weeks. The most recent releases landed on September 22, 2026 and June 1, 2026 respectively.
| Parameter | Pen Dig | Marine Engine ASMR |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (3.6K ratings) — better | 4.0 (8 ratings) |
| Positive reviews | 11.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 3.6K — better | 8 |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 | 11.0 |
| Further details — not scored | ||
| Size | 164 MB | 448 MB |
| Age rating | 4+ | 12+ |
| Developer | DoDo Game Co | GOODROID,Inc. |
Customer experience
Pen Dig
Marine Engine ASMR
Bugs and requests
Pen Dig
Reported bugs
3 issues- Pencil/drill stops collecting materials at certain depths
- Progress resets or gets stuck after reaching certain milestones
- Inability to progress past first city/area
Requested features
3 requests- More levels and content to extend gameplay
- Reduce frequency of ads
- Improve stability and fix bugs
Marine Engine ASMR
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Pen Dig
- Remove Ads$2.99
Marine Engine ASMR
No in-app purchases
Questions
Is Pen Dig free?
Is Marine Engine ASMR free?
Which has better reviews, Pen Dig or Marine Engine ASMR?
Do Pen Dig or Marine Engine ASMR have ads?
Which is updated more often, Pen Dig or Marine Engine ASMR?
Other comparisons
