Choose Booster Trooper
Choose Booster Trooper if you want the Multi-player side of the pairing. On Steam, it's currently about 60% cheaper on the Steam Store. Booster Trooper launched in 2010.
Booster Trooper vs 99 Levels To Hell
Booster Trooper and 99 Levels To Hell both land in Action, 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 Action, Indie on Steam. Booster Trooper (2010) is 4 years older than 99 Levels To Hell (2014). 99 Levels To Hell scores higher on Steam reviews (46.6% positive) than Booster Trooper (45.1% positive). 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 99 Levels To Hell
Choose 99 Levels To Hell if you want an Adventure and RPG experience. On Steam, it's the newer release (2014) and ships with the modern feature baseline. 99 Levels To Hell launched in 2014.
Both Booster Trooper and 99 Levels To Hell sit in Action and Indie on Steam and both list Steam Leaderboards, so either pick lands in the same broad neighborhood. Steam reviews are nearly tied (45.1% vs 46.6% positive), so genre fit is the cleanest tiebreaker — scroll the table for the feature-by-feature view.
Side-by-side comparison
 Booster Trooper |  99 Levels To Hell | |
|---|---|---|
| Released | 2010 | 2014 |
| Genres | Action, Indie | Action, Indie, Adventure, RPG |
| Platforms | Windows | Windows, macOS, Linux |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 1.99 USD | 4.99 USD |
| Steam reviews | 45.1% positive (91 reviews) | 46.6% positive (178 reviews) |
| Multiplayer | Multi-player | Single-player only |
| Developers | DnS Development | Zaxis Games, B-evil |
Side by side
- Both share Action, Indie on Steam.
- Booster Trooper (2010) is 4 years older than 99 Levels To Hell (2014).
- 99 Levels To Hell scores higher on Steam reviews (46.6% positive) than Booster Trooper (45.1% positive).
- Booster Trooper is currently ~60% cheaper on Steam than 99 Levels To Hell (1.99 USD vs. 4.99 USD).
- Booster Trooper is Deck Unsupported on Steam Deck; 99 Levels To Hell has no Deck rating yet.
Booster Trooper vs 99 Levels To Hell — FAQ
- Should I play Booster Trooper or 99 Levels To Hell first?
- If you want chronology, Booster Trooper (2010) came out before 99 Levels To Hell (2014). 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 Booster Trooper and 99 Levels To Hell similar?
- They overlap on Action, 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.
- Does 99 Levels To Hell have multiplayer like Booster Trooper?
- No. Booster Trooper supports multiplayer on Steam (Multi-player), while 99 Levels To Hell is listed as single-player only.