Railroad Ink Challenge
Board · Horrible Guild
Railroad Ink Challenge screenshots
Some of the best puzzle games give you a small set of rules and then let the consequences pile up. That is the appeal of the roll-and-write genre: roll dice, draw what you get, live with the result. Railroad Ink Challenge takes that idea and turns it into a transportation network you build over seven rounds, and it is available on Android from Horrible Guild for $3.99.
The premise is simple enough to explain in a sentence. Each round you roll dice, then use the routes they show to connect the exits around your board with railways and highways. Points come from what you connect, and penalties come from what you leave dangling. That tension between expansion and tidiness is the whole game, and it is the reason the original tabletop version has a following.
The roll-and-write board game by Hjalmar Hach and Lorenzo Silva, with art by Marta Tranquilli, now has an official app. The developer describes the digital version as fleshing out that art and enhancing it for screens, and the package includes solo play, online rankings and asynchronous challenges against players elsewhere.
Seven rounds, one network, no room for waste
A match runs for seven rounds. In each one, the dice give you a set of available routes, and you choose how to place them on your board. You are trying to reach the exits around the edge, because every exit you connect adds to your score. The routes themselves are railways and highways, and stations help you tie the two together.
Scoring is where the game asks you to think ahead. You earn bonus points for your longest highway and your longest railway, so a sprawling line in one direction can be worth more than a scattering of short connections. Building into the central spaces of the map also pays off, which pushes you to work inward rather than hugging the edges.
Optional goals appear with a time limit, and completing them before they expire adds points. Special structures can be added to your network, granting effects like copying routes or unlocking special ones. The catch is that open connections cost you at the end, so every round is a balance between grabbing what is available now and keeping the board clean enough to avoid the penalty later.
I like how much of the decision-making sits in that final reckoning. You can play a tidy game and score steadily, or chase the big lines and hope the loose ends do not undo the work. Seven rounds is short enough that a mistake stings without ruining an evening.
Solo play, leaderboards and challenges that wait for you
Solo mode gives you random objectives to work against, and your scores feed into online rankings. The leaderboards come in Daily, Monthly and All-Time varieties, and the developer says they are cross-platform. That means a score you post is measured against a wider field of players.
Multiplayer is built around asynchronous challenges. You finish a solo round first, then share the challenge, and others face the same dice and goals to try to beat your score. There is no waiting for someone else to finish a turn.
Custom game configurations are also part of the package, so you can set up challenges with the parameters you prefer rather than only taking what the daily rotation offers. Two expansions, Forest and Desert, bring extra dice and rules that the developer says make for more complex landscapes. If the base game starts to feel familiar, those expansions are the obvious next step.
The game was released in June 2021 and has been updated since, with the most recent patch addressing challenges and the tutorial. That is a small note, but it suggests the multiplayer side is still being tended to.
What the price tag includes
Railroad Ink Challenge costs $3.99 up front. The app contains ads and offers in-app purchases, so the initial price is not the only way money can change hands. I would go in expecting both to be part of the experience.
The core game is a paid download, and the presence of ads and purchases alongside that price is worth factoring into your decision.
For a game like this, that combination is not unusual. It does mean the $3.99 is not the whole story, and anyone who prefers a single clean payment should weigh that before buying.
The kind of player who will get the most from it
This is a game for people who enjoy spatial puzzles with a bit of luck layered on top. If you like the idea of drawing a network, watching it grow round by round, and then seeing exactly where you left points on the table, the loop here is built for that. The seven-round structure keeps sessions short, so it fits into a quiet stretch of the day rather than demanding a long commitment.
It also suits players who like competing without the pressure of real-time matches. The asynchronous setup means you can take your turn whenever it fits, post a score, and check back later to see how you did. The leaderboards add a longer-term target for anyone who enjoys chasing a personal best or comparing against a wider field.
If you already know the tabletop game, the digital version keeps the same core decisions and adds the convenience of playing on a phone.
The install base sits at over 10,000, and the rating average is 4.2 from 702 ratings. That is a modest but respectable showing for a paid adaptation of a niche board game, and it suggests the people who have tried it generally found what they were looking for.
A thoughtful pick for roll-and-write fans
Railroad Ink Challenge does one thing and does it with care: it turns a tabletop route-building puzzle into a phone game with solo objectives, cross-platform leaderboards and asynchronous challenges. The seven-round structure is tight, the scoring rewards planning, and the expansions give the base game somewhere to go once you have learned it.
The $3.99 price, combined with ads and in-app purchases, is the main thing to weigh. It is a paid game that also carries those elements. Whether that is acceptable depends on how much you value the specific experience on offer.
For anyone who enjoys short, thoughtful puzzle sessions and does not mind competing on a leaderboard rather than in real time, this is a sensible addition to a phone's game library. It is a specific pleasure, but a well-made one.
The short verdict
A well-crafted digital adaptation of a route-planning dice game, best for players who enjoy short solo puzzles and asynchronous competition.
What's new in version 3.4.2
- Fixed challenges & tutorial.
App specs
- Version3.4.2
- UpdatedDecember 15, 2025
- Downloads10K+
- RequiresAndroid 6.0+
- Price$3.99
- Age ratingEveryone
Railroad Ink Challenge: frequently asked questions
How long does a game of Railroad Ink Challenge last?
A match runs for seven rounds. Each round has you rolling dice and drawing the routes they show, growing your network and linking exits. Once the seven rounds are done, your score is calculated, including penalties for any open connections you left behind.
Can I play Railroad Ink Challenge on my own?
Yes. Solo mode gives you random objectives to work against, and your scores can be posted to the online rankings. Those leaderboards are split into Daily, Monthly and All-Time categories and work across platforms.
How does the multiplayer work if I do not want to wait for other players?
Multiplayer is asynchronous. You complete a solo round first, then share the challenge online. Other players take on the same dice and the same goals and try to beat your score, so nobody has to sit around waiting for a turn.
What do the Forest and Desert expansions add?
The expansions bring extra dice and rules that make for more complex landscapes. They are an optional way to add variety once you are familiar with the base game.
Does Railroad Ink Challenge cost anything?
The game costs $3.99 to download. The app contains ads and offers in-app purchases, so there are additional monetization elements beyond the initial price.
Pros
- Seven-round matches keep sessions short
- Solo play with random objectives
- Cross-platform daily, monthly and all-time leaderboards
- Asynchronous challenges need no waiting
- Forest and Desert expansions add variety
Cons
- Costs $3.99 up front
- Contains ads
- Offers in-app purchases
Download Railroad Ink Challenge
by Horrible Guild
$3.99 · In-app purchases · Contains ads · Official store listings