Cardinality vs Harena
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Cardinality
This deckbuilder roguelite fuses cards with AI to create unique abilities. Merge cards to defeat enemies, explore a 50-level campaign, and unlock new decks with signature powers. Discover powerful builds in turn-based combat.
- AI-powered card fusion system
- 60 unique base cards
- 50-level campaign
- Creature Compendium
- 7 distinct starting decks
- Turn-based card combat
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Fuse together cards with AI for infinite new and unique abilities. An all new deckbuilder roguelite where the creativity and possibilities of Infinite Craft meets the strategy and gameplay of Slay the Spire. Merge together cards to defeat increasingly difficult enemies and find the most powerful builds. Choose from 60 unique cards to build your own powerful powers, fight through a 50 level campaign, learn about the world in the game's Compendium, and unlock new decks with their own signature abilities. Features: 60 base cards An AI powered fusion system that allows players to merge two cards together and create a completely unique new card 7 enemies including two bosses A creature Compendium to learn enemies' attack patterns 7 different starting decks, each with their own signature cards A shop to heal yourself and buy new cards Turn-based card combat where moves carry over between turns Developed by Alex Chen
Harena
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- 165 materials: sand, water, lava, acid, metals, gases, plants, creatures. 32 of them are made only by reaction - Grids up to 2048 x 1152, 2.36 million cells, every cell simulated - Heat: every material has a melting, boiling and ignition point, and latent heat - Reactions have a temperature window, and each one you find is logged in the codex - Four views: material, thermal, velocity and air flow - Electricity: wire, battery, diode, lamp, and heat, cold and wind sensors - Optics and magnetism: laser, mirror, prism, two magnets, pump - Wind and pressure: smoke, spores and ash are carried by the air - Creatures and vehicles, including a character you steer yourself - Six starting worlds, ten save slots, undo, pinch to zoom and pan. Landscape only, playable offline
Screenshots
Verdict
The clearest difference is ads: Cardinality at none against Harena's shown. On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Cardinality | Harena |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 115 MB | 84 MB |
| Age rating | 12+ | 4+ |
| Developer | Jack Chen | SATOSHI MAEDA |
In-app purchases
Cardinality
No in-app purchases
Harena
No in-app purchases









