AssaultChainGunKM vs ISUD Zero
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
AssaultChainGunKM
Engage in a retro-style arcade shooter where you control a chain gun to eliminate robotic enemies and incoming missiles. Aim and fire with simple touch controls, utilizing infinite ammunition to clear the screen.
- Chain gun shooting gameplay
- Enemy and missile targeting
- Infinite bullet supply
- Touch-based aiming control
- Retro arcade style
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A gun shooting game that shoots enemies and missiles in front of you with a chain gun! Aim and shoot by touch operation! Bullet is Infinite! Shoot all over anyway! ! -------------------------------------------------------------------- - It is a machine gun type gun shooting game that used to exist in a long time ago. Because some cities were occupied by mysterious robot corps, please exclude with a machine cannon. If you hit a missile, you will be damaged, so let's defeat it before the enemy attacks or shoot down the missiles. It strikes the missile and the life becomes 0%, or the game is over with the time limit over. ◆ Operation method ◆ Shots are automatically and rapidly fire during touch. Swipe your aim to target enemies and missiles.
ISUD Zero
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Dodge readable bullet patterns, graze for Phase Pulse, and chase clean weekly scores against the Pattern Engine. Description: I.S.U.D. Zero is a portrait bullet-hell boss rush built around clean reads, a tiny fair hitbox, and fast retry mastery. Enter the simulation chamber, learn each boss pattern, graze close calls to charge Phase Pulse, and chase cleaner clears across The Instructor, Mirror Cadet, Twin Array, and The Cartographer. Every run is short, sharp, and score-driven. Bosses move, mutate, and escalate through multiple phases. The ship only takes damage at the red core, so the chaos stays readable even when the screen blooms with bullets. Features: - Precision drag controls for portrait play - Fair red-core hitbox with optional callout - Graze scoring and Phase Pulse screen clears - Four multi-phase bosses with distinct patterns and visual escalation - Five additional boss slots marked Coming Soon - Difficulty options, persistent best scores, and ranks - Game Center weekly and all-time high score leaderboards - Neon arcade presentation with original audio hooks
Screenshots
Verdict
The clearest difference is iOS requirement: AssaultChainGunKM at 9.0 against ISUD Zero's 15.0. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | AssaultChainGunKM | ISUD Zero |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (21 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 21 — better | — |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 106 MB | 119 MB |
| Age rating | 12+ | 12+ |
| Developer | Koji Nakada | Suwitcha Sugthana |
In-app purchases
AssaultChainGunKM
No in-app purchases
ISUD Zero
No in-app purchases









