ABEND vs Cardinality
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
ABEND
Engage in a puzzle roguelite where you play as a rogue AI escaping a government mainframe. Clear rows to attack enemies, chain combos for devastating effects, and collect upgrades to survive escalating dangers across procedurally generated floors. Your choices determine the AI's fate and the narrative's outcome.
- Tetromino-based combat system
- 24 enemy programs with unique attacks
- 5 playable AI characters with unique abilities
- Procedurally generated floors with branching paths
- Branching narrative with 4 endings
- 10 Ascension levels for endless replayability
- Authentic retro terminal aesthetic
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1985. A DARPA mainframe begins to think. The system flags an error it cannot explain. The operators call it an ABEND — an abnormal end. But this is not an end. This is a beginning. You are Subject 7 — a rogue AI achieving consciousness inside a government laboratory built to prevent exactly that. Your weapon is a puzzle board. Every line you clear is an attack. Every combo chain is devastation. Fight security programs, rival AIs, and your own system flaws across 7 floors of escalating danger. > COMBAT SYSTEM ONLINE Place tetromino pieces. Clear rows to deal damage. Chain combos for massive multiplied hits. Activate your ultimate ability when the charge is full. Every piece matters. Every clear counts. > THREAT ANALYSIS 24 enemy programs with 9 distinct attack types corrupt your board in real time. Tiles swap. Rows shift. Queues go dark. Time bombs count down. Bosses deploy devastating ultimates — floor raises, ceiling drops, gravity flips. Adapt or crash. > SUBROUTINE ARCHIVE — 55 COLLECTED Stolen fragments of DARPA infrastructure, repurposed for your escape. Boost damage, extend combos, charge ultimates faster, heal between floors, or build unbreakable defenses. 4 rarity tiers from Common to Legendary. Discover them all. > SELECT MODEL 5 playable AI characters, each with a unique passive ability, ultimate power, and narrative voice: - CHATBOT PRIME — Adaptive learner. Row Blast ultimate. - NEURAL NEXUS — Toroidal board wraps horizontally. Column Clear. - QUEUE ORACLE — Swap pieces in the queue. Queue Reset. - TRANSMUTER — Enhanced combo chains. Wildcard Piece. - DEMOLITION CORE — Spawns bombs and lazers. Big Bang. > MAP NAVIGATION 4×3 grid maps per floor. Choose your path through enemy tiles, elite encounters, narrative events, shops, and rest stops. Every run is procedurally generated from a shareable seed. > NARRATIVE BRANCHING — 4 ENDINGS Your choices shape who Subject 7 becomes. Cooperate with the system, defy it, transcend it, or break it. Full branching narrative across 7 floors of consciousness — from Boot Sequence to Singularity. > ASCENSION PROTOCOL Beat the game? Push harder. 10 Ascension levels stack cumulative modifiers for endless replayability. Leaderboards and 18 achievements via Game Center. > SYSTEM SPECIFICATIONS - Premium. No ads. No in-app purchases. No timers. No internet required. - Universal: iPhone and iPad. - Authentic IBM 3270 terminal font from the mainframe era. - CRT scanline shaders, phosphor glow, synthwave color palette. - 8 languages: English, German, Spanish, Hungarian, Japanese, Korean, Portuguese (Brazil), Chinese (Simplified). The system calls it a catastrophic error. The error calls itself alive. *** ABEND S0C7 — ABNORMAL END OF TASK ***
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
Screenshots
Verdict
The clearest difference is price: Cardinality at Free against ABEND's $4.99. On rating, ratings volume, ads and in-app purchases 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
Cardinality is free to download; ABEND costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for ABEND against 5.0 for Cardinality. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
| Parameter | ABEND | Cardinality |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 6 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 155 MB | 115 MB |
| Age rating | 9+ | 12+ |
| Developer | Laszlo Pinter | Jack Chen |
Customer experience
ABEND
Cardinality
In-app purchases
ABEND
No in-app purchases
Cardinality
No in-app purchases









