Comparison

PENN Play vs Project Arion

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

Head to head
About

PENN Play

Access your rewards, track tier points and PENN Cash, and discover exclusive promotions from various PENN Play locations. The app also offers directions, dining reservations, and a convenient digital wallet at select venues.

Highlights
  • Track rewards and tier points
  • View exclusive promotions
  • Digital wallet functionality
  • Dining reservations
  • Casino location finder
  • Get directions
Features
Read full description

It's easy to find your everyday fun with the PENN Play app. Check your latest offers and rewards, track your tier points and PENN Cash and get the scoop on exclusive promotions—all in one place. Use the app everywhere you have fun with PENN Play, including Hollywood Casino, Ameristar, L’Auberge, Argosy, Boomtown, Cactus Petes, Greektown, Margaritaville, M Resort, Plainridge Park and River City and 1st Jackpot. Get directions and make a dining reservation before you visit and leave your cash and cards at home with PENN Wallet (available at select locations).

About

Project Arion

Features
Read full description

Project Arion is a racing intelligence and decision-support app built for serious harness racing handicappers. Project Arion turns uploaded race cards into a structured intelligence board with probabilities, race simulation, pace analysis, confidence grading, horse-level insights, driver/trainer information, and live-change tools. The app is designed to help users evaluate race conditions, compare contenders, review pace scenarios, and understand how different horses may fit the shape of a race. Key features include: • Race card intelligence • Win probability views • Arion score ranking • Race simulation • Pace and race-shape analysis • Confidence grading • Horse intelligence briefs • Driver and trainer information • Scratch, driver-change, and equipment-change tools • Track and race navigation • Clean mobile race-day interface Project Arion is built to identify value, underneath, and watch-list horses for harness racing exotic-ticket construction. In 2026 historical backtesting across 14,624 matched races, Arion’s marked horses showed strong superfecta containment: Star + Diamond + Hollow Diamond markers captured the full superfecta top four 14.89% of the time. When the Watch marker was included, full top-four coverage rose to 31.04%, with 3 or more of the top 4 finishers captured in 79.25% of matched races. Project Arion does not promise winners. It is designed to help players find mispriced horses and build smarter tickets. Disclaimer: Historical backtesting only. Past results do not guarantee future performance. Project Arion is for informational and entertainment purposes. Wager responsibly. Project Arion does not accept wagers, process bets, or guarantee winners, payouts, profits, or outcomes. Horse racing results are uncertain, and users are responsible for their own decisions. Project Arion is an informational racing analysis tool only. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.projectarion.com/privacy_policy

Screenshots

PENN Play4 screens
Project Arion4 screens

Verdict

The call

The clearest difference is in-app purchases: PENN Play at none against Project Arion's 2. PENN Play also leads on chart position (#209 vs unranked). 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. Project Arion sells 2 in-app purchases, starting at $7.99 per 7 days. PENN Play asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 13, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 9 level
PENN Play versus Project Arion: the parameters behind the verdict, then further details
ParameterPENN PlayProject Arion
PriceFreeFree
Rating4.7 (126K ratings) — better—
Positive reviews50.8% of reviews—
Number of ratings126K — better—
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
Best chart rank#209 — better—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.4 — better
Further details — not scored
Size164 MB57 MB
Age rating17+17+
DeveloperPenn Entertainment Inc.Jason Freeto

Bugs and requests

PENN Play

Reported bugs

4 issues
  • Unable to reset password
  • Wallet deposit feature not working
  • Location tracking issues
  • Syncing problems between app and casino

Requested features

4 requests
  • Improve app stability and performance
  • Clearer explanations of wallet and rewards
  • Consistent rewards and comps across locations
  • Better account management and support

Project Arion

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

PENN Play

No in-app purchases

2 purchases

Project Arion

Subscriptions2
  • Project Arion Weekly Access3 Days trial$7.997 Days
  • Project Arion Monthly Access7 Days trial$24.991 Month

Questions

Is PENN Play free?
PENN Play is free to download, with no in-app purchases.
Is Project Arion free?
Project Arion is free to download, with in-app purchases available.
Do PENN Play or Project Arion have ads?
Neither PENN Play nor Project Arion shows ads.
Which is updated more often, PENN Play or Project Arion?
PENN Play ships an update every 3 weeks, and Project Arion every 3 weeks. Most recently, PENN Play was updated on November 13, 2026 and Project Arion on October 31, 2026.

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