D/Generation vs ChaosInvasionTD
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
D/Generation
Embark on a rescue mission in a corporate building overrun by biogen weapons. Deliver packages, save hostages, and uncover the truth across 10 interconnected levels.
- Rescue hostages
- Explore 10 levels
- Fight biogen weapons
- Uncover corporate mystery
- MFi controller support
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D/Generation was an acclaimed game on PC, Amiga and ST back in the 1990s. Developed from the original source code by the original Amiga & ST programmer, this app has the complete game beloved of many, the first level is free with the full game available with an InApp purchase. For newcomers to the game, you are a delivery man tasked with delivering a package to a large corporation. Once there you discover the building has been taken over by biogen weapons and there are many people that need to be rescued. You take on the task of rescuing these people and discovering what went wrong. Played over 10 levels of interconnecting rooms, this version is the same as the version names D/Generation on Switch. Supports MFi controllers.
ChaosInvasionTD
Defend a besieged continent from hordes of bandits, orcs, and the undead. Recruit and evolve units from six unique classes, utilize interactive battlefields with traps and natural disasters, and master strategic positioning and resource management to overcome diverse enemy factions across multiple difficulty levels.
- Six unique class branches with customizable progression
- Dynamic loot and equipment system
- Interactive fantasy battlefields with traps and disasters
- Multiple challenge modes with normal and nightmare difficulties
- Three distinct enemy factions with unique AI
- Strategic positioning and resource management
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In a continent shrouded in darkness, bandits, ferocious orcs, and an undead legion unleash chaos – your wisdom and strategy are the only hope to defend the last standing bastion. Recruit from 6 unique classes – Swordsman, Archer, Mage, Guardian, Axe Warrior, and Thief – each with customizable progression paths. Unlock advanced evolutions through combat experience to forge a legion as unique as your tactics. Core Features: 6 Class Branches, Endless Customization Choose from Swordsman, Archer, Mage, Guardian, Axe Warrior, and Thief. Each class evolves through battle, letting you craft a personalized army with distinct skills and playstyles. Dynamic Loot & Equipment System Enemies drop rare weapons and armor to boost your units’ stats in real time. Every battle is a chance to strengthen your lineup! Interactive Fantasy Battlefields Maps aren’t just backgrounds! Trigger hidden traps, summon natural disasters, or use terrain to block enemies – strategy gets a creative upgrade. Multiple Challenge Modes 20 meticulously designed levels with normal & nightmare difficulties, balancing new player guidance and hardcore precision gameplay. Epic Faction Wars Face three unique enemy factions: Bandits’ crafty raids, Orcs’ savage charges, The undead’s endless horde – each with distinct AI and abilities to test your adaptability. Strategic Choices, Infinite Outcomes Positioning Mastery – Place units to maximize synergy and create impenetrable defenses. Resource Tactics – Rush upgrades with resources or grind for organic growth? The choice shapes your army’s strength. Build Diversity – Focus on frontline durability or backline burst damage? Random loot drops demand flexible strategies. Team Synergy – Balance long-range snipers, melee bruisers, and support units to crush every threat. Upcoming Updates: New levels, classes, and mysterious factions are on the horizon – the adventure never ends. Build your legacy. Defend the light. Conquer the chaos.
Screenshots
Verdict
The clearest difference is rating: ChaosInvasionTD at 4.0 against D/Generation's 2.4. ChaosInvasionTD also leads on update cadence (every 4 days vs monthly). D/Generation's advantage is ratings volume (7 vs 1) and iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model 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. D/Generation sells 1 one-off in-app purchase and ChaosInvasionTD sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
ChaosInvasionTD holds the better App Store score, 4.0 against 2.4. That said, the two scores are not equally well evidenced: D/Generation has 7 ratings behind it against 1, so its average is the more settled of the two.
D/Generation ships an update monthly, ChaosInvasionTD every 4 days. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.
| Parameter | D/Generation | ChaosInvasionTD |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (7 ratings) | 4.0 (1 ratings) — better |
| Positive reviews | 21.1% of reviews | — |
| Number of ratings | 7 — better | 1 |
| Update frequency | Monthly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 29 MB | 390 MB |
| Age rating | 9+ | 12+ |
| Developer | Bay Software Development Ltd | 宁 李 |
Customer experience
D/Generation
ChaosInvasionTD
In-app purchases
D/Generation
- Unlock all levels and remove ads$0.99
ChaosInvasionTD
- Complete Edition$2.99
Questions
Is D/Generation free?
Is ChaosInvasionTD free?
Which has better reviews, D/Generation or ChaosInvasionTD?
Do D/Generation or ChaosInvasionTD have ads?
Which is updated more often, D/Generation or ChaosInvasionTD?
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