Comparison

PrismScroll Cthulhu vs Arkham DeckbuildeR

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

Head to head
About

PrismScroll Cthulhu

This app streamlines the creation and management of characters for the Call of Cthulhu 7th edition tabletop role-playing game. It offers a step-by-step creation process, equipment tracking, and the ability to export character sheets to PDF.

Highlights
  • Step-by-step character creation
  • Automatic calculation
  • Equipment tracking
  • Custom occupation and item creation
  • Unlimited character creation
  • PDF character sheet export
  • Cthulhu Journal for detailed accounts
Features
Read full description

Why. PrismCthulhu is the last Call of the Cthulhu Character Sheet Builder you’ll ever need to download! Beautifully designed for your mobile devices, PrismCthulhu offers the most powerful combination between clean aesthetic and impressive functionality. Manage all your Call of the Cthulhu 7th edition characters in one place. Feedback. PrismScroll is devoted to creating an exceptional experience for all levels of Call of the Cthulhu players. We're very thankful for all the great feedback we've received thus far. Our team is dedicated to providing continuous updates with the goal of becoming the go-to digital character sheet. We read and respond to all user reviews because we know that YOU are going to be the ones that make PrismScroll the best it can be. Support. You will not get better support from any other app than from PrismScroll. Join our active Discord community and get involved today! Features. Seamless Character Creation. Automatic Calculation. No Ads Mobile Sheet. Compact, Mobile Friendly Digital PrismScroll designed character sheet. Character Creation. A complete, step by step character creation process that has skill selection, ability adjustment distribution, custom occupation capabilities, and much more. Equipment Tracking. Keep track of your assets and equipment easily with a full page dedicated to seeing all your weapons and items. Custom Creator. Want to create something new? Use our custom creator feature to create all kinds of new things. Create new Occupations, powerful new weapons, or something as simple as a new item. Unlimited Character Creation. Test out more builds and quickly spin up NPC's for your games with unlimited character creation Paper Sheet. One click PDF character sheet export in case you want to have a hard copy of your character sheet. Journal. Easily create itemized entries for NPC profiles and other more detailed accounts in the Cthulhu Journal. Join Us! Download the app now and enjoy the Best Digital Call of the Cthulhu 7th Edition Character Sheet to date! Social Media. Instagram @prismscroll Twitter @prismscroll Facebook @prismscroll Disclaimer. On first install, PrismScroll contains information that is available in the free rules for distributed by Chaosium. Join our discord channel via the link in the app settings for more information and visit our Youtube channel for quick tutorial videos.

About

Arkham DeckbuildeR

Enhance your Arkham Horror: The Card Game experience with a comprehensive companion app. Access a vast database of cards, explore popular deck lists, and discover detailed investigator information. Plan your investigations with offline access to all resources.

Highlights
  • ArkhamDB database access
  • Popular deck list exploration
  • Investigator and card browsing
  • Advanced card search filters
  • Detailed card information
  • Offline database access
Features
Read full description

Arkham DeckbuildeR is the ultimate companion app for fans of Arkham Horror: The Card Game. Whether you're a seasoned investigator or just starting your journey into the dark and mysterious world of Arkham, this app has everything you need to enhance your gaming experience. Access a vast amount of information from ArkhamDB, one of the most comprehensive databases for Arkham Horror: The Card Game. Discover and explore popular deck lists created by experienced players. Get inspired and learn new strategies to enhance your gameplay. Explore a wide range of investigators: filter by class, card or author. Dive into a detailed deck description from author and other users comments. Browse through a database of player cards, including investigator cards, player cards, and encounter cards. Search for specific cards using filters such as card type, class, traits, keywords, etc. Get detailed information about each card, including its stats, abilities, taboos, FAQ and comments. Enjoy offline access to your card database. Plan your investigations even when you're away from an internet connection. Note: This app is not affiliated with or endorsed by Fantasy Flight Games or ArkhamDB. It serves as a companion tool for players of Arkham Horror: The Card Game, providing convenient access to deck-building resources and card information.

Screenshots

PrismScroll Cthulhu4 screens
Arkham DeckbuildeR4 screens

Verdict

The call

The clearest difference is price: Arkham DeckbuildeR at Free against PrismScroll Cthulhu's $2.99. PrismScroll Cthulhu's advantage is review sentiment (64% vs 33%) and chart position (#62 vs unranked). On rating, ratings volume, update cadence and ads 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

Arkham DeckbuildeR is free to download; PrismScroll Cthulhu costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for PrismScroll Cthulhu against 4.8 for Arkham DeckbuildeR. Both are backed by a comparable volume of ratings — 25 and 46 respectively. Written reviews are what separate them: 64% of PrismScroll Cthulhu's written reviews are positive against 33% of Arkham DeckbuildeR's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 8, 2026.

Scorecard6 real differences · 5 level
PrismScroll Cthulhu versus Arkham DeckbuildeR: the parameters behind the verdict, then further details
ParameterPrismScroll CthulhuArkham DeckbuildeR
Price$2.99Free — better
Rating4.9 (25 ratings) — better4.8 (46 ratings)
Positive reviews63.6% of reviews — better33.3% of reviews
Number of ratings2546 — better
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#62 — better—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS12.0 — better16.0
Further details — not scored
Size93 MB33 MB
Age rating+49+
DeveloperSamuel HarmonVadym Pavlov

Customer experience

PrismScroll Cthulhu

All ratings25 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive63.6%
Neutral18.2%
Negative18.2%

Arkham DeckbuildeR

All ratings46 ratings
Positive95.7%
Neutral2.2%
Negative2.2%
Written reviews3 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

In-app purchases

None

PrismScroll Cthulhu

No in-app purchases

None

Arkham DeckbuildeR

No in-app purchases

Questions

Is PrismScroll Cthulhu free?
PrismScroll Cthulhu costs $2.99, with no in-app purchases.
Is Arkham DeckbuildeR free?
Arkham DeckbuildeR is free to download, with no in-app purchases.
Which has better reviews, PrismScroll Cthulhu or Arkham DeckbuildeR?
PrismScroll Cthulhu is rated higher. PrismScroll Cthulhu averages 4.9 out of 5 from 25 ratings, while Arkham DeckbuildeR averages 4.8 from 46 ratings.
Do PrismScroll Cthulhu or Arkham DeckbuildeR have ads?
Neither PrismScroll Cthulhu nor Arkham DeckbuildeR shows ads.
Which is updated more often, PrismScroll Cthulhu or Arkham DeckbuildeR?
PrismScroll Cthulhu ships an update every 3 weeks, and Arkham DeckbuildeR every 3 weeks. Most recently, PrismScroll Cthulhu was updated on October 8, 2026 and Arkham DeckbuildeR on October 8, 2026.

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