| Core Identity |
| Developer | IEC Global Pty Ltd | Voodoo | River Game HK Limited | Voodoo | FunPlus International AG | Supercell | SUPERSONIC STUDIOS LTD | Supercent, Inc. |
| Category | Games | Games | Games | Games | Games | Games | Games | Games |
| Platform | Android, iOS | Android, iOS | iOS, Android | iOS, Android | iOS, Android | iOS, Android | iOS, Android | iOS, Android |
| Store Metrics |
| Rating | 4.7 / 5 | 4.7 / 5 | 4.1 / 5 | 4.6 / 5 | 4.6 / 5 | 4.8 / 5 | 4.6 / 5 | 4.7 / 5 |
| Ratings Count | 3,484 | 1,039,682 | 101,530 | 424,197 | 381,543 | 2,746,676 | 409,483 | 131,583 |
| Price | Free | Free | Free | Free | Free | Free | Free | Free |
| Release Date | Oct 2, 2019 | Nov 22, 2018 | Dec 31, 2019 | Apr 13, 2021 | Aug 30, 2019 | Aug 2, 2012 | Feb 19, 2020 | Feb 9, 2023 |
| Last Updated | Jun 7, 2022 | Apr 18, 2026 | Apr 23, 2026 | Jun 23, 2026 | Apr 16, 2026 | May 6, 2026 | May 6, 2026 | Dec 18, 2025 |
| Sentiment & Reviews |
| Sentiment | mixed | negative | mixed | positive | mixed | mixed | mixed | negative |
| Score | 55/100 | 25/100 | 48/100 | 80/100 | 45/100 | 45/100 | 45/100 | 35/100 |
| Praises | - Core strategic combat loop provides an addictive experience for killing time during travel
| - Core gameplay loop provides a nostalgic and addictive experience for long-term players
- Offline playability serves as a reliable boredom killer for casual users
| - Addictive Gameplay
- Free-to-Play Viability
| - Satisfying physics-based gameplay
| - Engaging Gameplay
- Social/Alliance Features
| - Core gameplay loop provides long-term entertainment value for players across multiple years of engagement
| - Core ball-rolling mechanics provide an addictive and entertaining experience for casual play sessions
| |
| Complaints | - Aggressive ad frequency disrupts the core gameplay loop and diminishes user enjoyment
| - Aggressive ad frequency interrupts gameplay and forces frequent restarts during matches
- Technical regressions post-update cause players to spawn inside enemy crowds
- Monetization failure where paid ad-removal does not actually suppress advertisements
| - Misleading Advertising
- Unwanted Base Building
| - High frequency of mandatory ad-breaks
| - Aggressive Pay-to-Win Mechanics
- Poor Customer Support
| - Technical instability and server errors following the latest update disrupt active multiplayer matches
| - Excessive ad frequency disrupts the flow of gameplay and creates a negative user experience
| - Excessive Advertising
- Game-Breaking Bugs
|
| Requests | - Implementation of cloud save functionality to prevent progress loss across device changes
| - Cloud save functionality to prevent progress loss when switching devices
| - | - Synchronous multiplayer modes
| - | - Implementation of a practice mode to allow rematches against previous opponents without resource loss
| - Account synchronization and cloud save functionality to prevent permanent progress loss
| - |
| Strategic Intel |
| Strengths | - Simple merge-combat loop sustains long-term loyalty
- One-finger control lowers entry barriers for casual segments
| - Core gameplay loop provides high session frequency
- Offline playability captures casual downtime segments
| - Tactile 'Merge' mechanic lowers entry barrier
- Distinct sci-fi military aesthetic
- Strong monetization efficiency (#13 Grossing)
| - Physics-based mob multiplication creates immediate tactile satisfaction
- Card-collection meta-game provides long-term progression depth
- Frequent event cadence sustains organic install velocity
| - High-profile IP partnerships (Rambo, Resident Evil)
- Massive active user base (2.6M+ ratings)
- Diverse gameplay modes (Survival Royale, Puzzle Party)
| - Social-pressure loops in Clan Wars drive high daily active usage
- Deep base-building mechanics create long-term retention
| - Physics-based momentum feels more responsive than rigid lane-based runners
- One-finger control scheme maximizes top-of-funnel acquisition
| - Addictive core Idle Arcade loop
- Thematic depth with drive-thru and multi-food menus
- Massive existing user base (750k+ ratings)
|
| Weaknesses | - High ad frequency disrupts the core loop
- No cloud save causes progress loss
- Technical instability during reward screens
| - Aggressive ad frequency causes mid-round progress resets
- Broken ad-removal monetization erodes user trust
- Technical regressions cause unfair spawn positioning
| - High churn from misleading ad reputation
- Static grid-based unit movement
- High-friction monetization for late-game errors
| - Mandatory ad-breaks drive churn in the casual segment
- Game freezes during battle start erode daily active habit
- Lack of synchronous PvP limits competitive depth
| - Extreme P2W perception among long-term players
- Poor customer support responsiveness
- Polarizing sexualized character content
| - Technical instability post-update causes frequent crashes
- Ineffective automated support bots fail to resolve account access issues
| - Loading freezes in the latest update
- No cloud-save functionality despite user requests
- Ad frequency disrupts gameplay flow
| - Aggressive ad-load causing 'Upset' sentiment
- Progression-blocking bugs (out-of-bounds upgrades)
- Lack of cross-save functionality
|
| Pricing | subscription | freemium | freemium | freemium | freemium | freemium | freemium | freemium |
| Momentum | Zombie | Active | Intense | Intense | Intense | Active | Active | Maintenance |
| Update Cadence | 5 versions, ~350d avg | 5 versions, ~7d avg | 5 versions, 1 majors/6mo, ~2d avg | 5 versions, 3 majors/6mo, ~5d avg | 5 versions, 3 majors/6mo, ~4d avg | 5 versions, 5 majors/6mo, ~12d avg | 5 versions, ~9d avg | 5 versions, ~31d avg |
