Heck Deck vs Kaiju Attack
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Heck Deck
Experience a unique blend of bullet hell action and strategic card gameplay. Navigate through five distinct stages, each with its own challenges, enemies, and bosses. Collect and strategically use dozens of cards, managing your health as you progress through this hand-drawn world.
- Bullet hell card gameplay
- 5 unique stages with distinct music and enemies
- Dozens of attack and spell cards
- Card purchase system
- Hand-drawn art style
- Over 30 enemies and bosses
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Heck Deck is a bullet hell card game where all the bullets are cards and time only progresses as you move. Explore 5 stages full of unique enemies and bosses, discover dozens of cards, and visit shops to buy and sell cards for health! Throughout 5 different stages, Heck Deck will challenge your precision and dexterity during the bullet hell phases and your strategy when using your cards. Each card you pick up will cost you at least one life point, so you will have to be careful about which ones you pick on your way. The abstract and minimalist world of Heck Deck is created with a cute hand-drawn art style. Each level of the game has its own universe, its own music, its own set of enemies, and of course, its own boss. Heck Deck main features: • 5 different levels with their own music • A cute hand-drawn art style • One unique setting for each level • Dozens of attacks and spells for the player • Over 30 enemies and bosses • A card purchase system via the shop The strategy created by the use of cards mixed with the dexterity required during the bullet hell phases makes Heck Deck truly unique!
Kaiju Attack
Lead a united force as commander to defeat monstrous Kaiju threatening the world. Engage in strategic puzzle-based combat, unlock powerful secret weapons, and save eight countries to gain their unique abilities.
- Strategy game with puzzle elements
- Save eight countries and unlock abilities
- Unlock eight secret weapons
- Challenge ten Kaiju
- Unlock Kaiju Gallery
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Kaiju appeared and the world is in danger. You are the commander and need to lead a united force to defeat the Kaiju! Features - Strategy game with puzzle elements - Save eight countries and unlock their abilities - Unlock eight secret weapon such as Frozen Tank, Rail Gun… - Ten Kaiju waiting for your challenge - Unlock Kaiju Gallery to know their story and weakness
Screenshots
Verdict
The clearest difference is ads: Kaiju Attack at none against Heck Deck's shown. Kaiju Attack also leads on review sentiment (91% vs 74%) and ratings volume (444 vs 129). Heck Deck's advantage is update cadence (weekly vs every 5 months). On rating, 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
Heck Deck costs $2.99 and Kaiju Attack $1.99 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 — 4.7 for Heck Deck against 4.6 for Kaiju Attack. Both are backed by a comparable volume of ratings — 129 and 444 respectively. Written reviews are what separate them: 74% of Heck Deck's written reviews are positive against 91% of Kaiju Attack's.
Heck Deck ships an update weekly, Kaiju Attack every 5 months. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.
| Parameter | Heck Deck | Kaiju Attack |
|---|---|---|
| Price | $2.99 | $1.99 — better |
| Rating | 4.7 (129 ratings) — better | 4.6 (444 ratings) |
| Positive reviews | 73.7% of reviews | 90.5% of reviews — better |
| Number of ratings | 129 | 444 — better |
| Update frequency | Weekly — better | Every 5 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 11 — better | 12.0 |
| Further details — not scored | ||
| Size | 83 MB | 103 MB |
| Age rating | 4+ | 4+ |
| Developer | Plug In Digital | GUAN LING WU |
Customer experience
Heck Deck
Kaiju Attack
Bugs and requests
Heck Deck
Not enough reviews yet to summarise bugs or requests.
Kaiju Attack
Reported bugs
2 issues- Occasional crashes on certain devices
- Compatibility issues on older devices
Requested features
4 requests- More enemy/monster variety
- Additional game modes or challenges
- Ability to speed up animations
- More detailed progression system
In-app purchases
Heck Deck
No in-app purchases
Kaiju Attack
No in-app purchases
