Comparison

Imperial Miners vs P.I.

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

Head to head
About

Imperial Miners

This digital board game challenges you to build an efficient mine over 10 rounds. Collect crystals and fill carts to earn victory points. Navigate unique events and advance on progress boards for bonus actions.

Highlights
  • Mine building simulation
  • Resource collection
  • Leaderboards for high scores
  • Unique round events
  • Progress board advancements
  • Solo gameplay
Features
Read full description

Imperial Miners is the official digital version of board game hit from Portal Games. It is a solo game and it has the leaderboards to compare your best results with others. In Imperial Miners you have 10 rounds to build your Mine as efficiently as possible. Your goal is to collect as many Crystals and full Carts as possible, which will count as Victory Points at the end of the game. You have 4 levels of mine and one card to place in each round. After placing card in your Mine you activate its effect and then effects of adjacent card on above level until your reach the Mine surface. Than you activate the action from the Surface board. Some of the actions gives you a chance to advance on the Progress boards where you can activate additional actions. In each round you have unique Event to resolve, some of them are good some are bad, so be prepared for the unknown. IMPORTANT INFO - READ BEFORE YOU BUY: If you use your phone to play, look at the screen shots available in the description on your target device before purchasing the game, to make sure that the size of the letters on the small screen will be sufficient for comfortable gaming.

About

P.I.

Features
Read full description

Official solo companion app for the P.I. board game, published worldwide by BoardM. In the deduction board game P.I., you become a detective on the hunt for clues: where the crime took place, who did it, and what weapon was used. Deduce all three correctly to solve the case. Choose Your Clues When you select a clue, the app provides a response: Spot Marker: The chosen clue is part of the final answer. Trace Marker: The answer is located in a region adjacent to the clue you pointed to. No Marker: The answer is located further away. Time is Your Score Checking 1 Clue Card: Adds 30 seconds Using a Detective Tile: Adds 50 seconds Incorrect Deduction Attempt: Adds a 100-second penalty Replay the Same Case When a game finishes, you can copy a 10-digit code. Entering this code on any device recreates the exact same case. Share the code with friends to compete under identical conditions! (Note: Games created via code input are not eligible for online ranking registration.) LEADERBOARD 14 locations, 12 suspects, 10 pieces of evidence. That makes 1,680 cases. A new leaderboard starts every month, and you can view this month, last month, or all time. Browsing needs no account. โ–  Components Needed Use this app alongside the physical P.I. board game. You will need the game board, Suspect Tiles, Evidence Tiles, and one player color's worth of Trace Markers, Spot Markers, and Detective Tiles. All other components are handled by the app and do not need to be set up. Original board game design: Martin Wallace. P.I. is published by BoardM, which holds the worldwide publishing rights to the game. This is the official companion app, developed and distributed under that authorization. Every illustration, image and text string in the app was created by BoardM.

Screenshots

Imperial Miners4 screens
P.I.4 screens

Verdict

The call

The clearest difference is price: P.I. at Free against Imperial Miners's $7.99. P.I. also leads on in-app purchases (none vs 1). Imperial Miners's advantage is iOS requirement (12.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

P.I. is free to download; Imperial Miners costs $7.99 up front. Imperial Miners sells 1 one-off in-app purchase. P.I. asks for nothing beyond the download.

UpkeepUpdate frequency

Imperial Miners ships an update monthly, P.I. every 3 weeks. The most recent releases landed on October 30, 2026 and October 8, 2026 respectively.

Scorecard3 real differences ยท 5 level
Imperial Miners versus P.I.: the parameters behind the verdict, then further details
ParameterImperial MinersP.I.
Price$7.99Free โ€” better
Positive reviews57.1% of reviewsโ€”
Update frequencyMonthlyEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
MonetizationPaidโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 โ€” better15.0
Further details โ€” not scored
Size135 MB163 MB
Age rating4+12+
DeveloperPortal GamesBoardM

In-app purchases

1 purchases

Imperial Miners

One-time1
  • Promo Goodies Pack$0.99
None

P.I.

No in-app purchases

Questions

Is Imperial Miners free?
Imperial Miners costs $7.99, and also offers in-app purchases.
Is P.I. free?
P.I. is free to download, with no in-app purchases.
Do Imperial Miners or P.I. have ads?
Neither Imperial Miners nor P.I. shows ads.
Which is updated more often, Imperial Miners or P.I.?
Imperial Miners ships an update monthly, and P.I. every 3 weeks. Most recently, Imperial Miners was updated on October 30, 2026 and P.I. on October 8, 2026.

Other comparisons