Choose Sky Fleet
Choose Sky Fleet if you want an Action experience. Sky Fleet launched in 2021.
Sky Fleet vs Invaders Tower Defense Online
Sky Fleet and Invaders Tower Defense Online both land in Strategy, Indie on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Strategy, Indie on Steam. Sky Fleet (2021) is 3 years older than Invaders Tower Defense Online (2024). Invaders Tower Defense Online is currently ~70% cheaper on Steam than Sky Fleet (1.49 USD vs. 4.99 USD). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Invaders Tower Defense Online
Choose Invaders Tower Defense Online if you want an Early Access experience. On Steam, it's currently about 70% cheaper on the Steam Store. Invaders Tower Defense Online launched in 2024.
Both Sky Fleet and Invaders Tower Defense Online sit in Strategy and Indie on Steam and both list Multi-player, Online PvP, and Online Co-op, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Sky Fleet |  Invaders Tower Defense Online | |
|---|---|---|
| Released | 2021 | 2024 |
| Genres | Action, Strategy, Indie | Strategy, Indie, Early Access |
| Platforms | Windows, macOS, Linux | Windows, Linux |
| Steam Deck | Unrated | Unrated |
| Price | 4.99 USD | 1.49 USD |
| Steam reviews | 56.3% positive (16 reviews) | 3 reviews |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, Co-op |
| Developers | Enno Games | Sagui Games |
Side by side
- Both share Strategy, Indie on Steam.
- Sky Fleet (2021) is 3 years older than Invaders Tower Defense Online (2024).
- Invaders Tower Defense Online is currently ~70% cheaper on Steam than Sky Fleet (1.49 USD vs. 4.99 USD).
- Both support cooperative play.
Sky Fleet vs Invaders Tower Defense Online — FAQ
- Should I play Sky Fleet or Invaders Tower Defense Online first?
- If you want chronology, Sky Fleet (2021) came out before Invaders Tower Defense Online (2024). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Sky Fleet and Invaders Tower Defense Online similar?
- They overlap on Strategy, Indie on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Do both Sky Fleet and Invaders Tower Defense Online have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Sky Fleet ships Online Co-op, Co-op; Invaders Tower Defense Online ships Online Co-op, Co-op.