Choose Hyperdimension Neptunia U: Action Unleashed
Choose Hyperdimension Neptunia U: Action Unleashed if you want an Action experience. 1,098 Steam reviews back the pick.
Hyperdimension Neptunia U: Action Unleashed vs Foto Boy: Flashstar
Hyperdimension Neptunia U: Action Unleashed and Foto Boy: Flashstar both land in RPG 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 are RPG games on Steam. Hyperdimension Neptunia U: Action Unleashed (2016) is 9 years older than Foto Boy: Flashstar (2025). Foto Boy: Flashstar is currently ~60% cheaper on Steam than Hyperdimension Neptunia U: Action Unleashed (5.99 USD vs. 14.99 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 Foto Boy: Flashstar
Choose Foto Boy: Flashstar if you want an Adventure experience. On Steam, it's currently about 60% cheaper on the Steam Store. Foto Boy: Flashstar launched in 2025.
Both Hyperdimension Neptunia U: Action Unleashed and Foto Boy: Flashstar sit in RPG on Steam, 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
 Hyperdimension Neptunia U: Action Unleashed |  Foto Boy: Flashstar | |
|---|---|---|
| Released | 2016 | 2025 |
| Genres | Action, RPG | Adventure, RPG |
| Platforms | Windows | Windows |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 14.99 USD | 5.99 USD |
| Steam reviews | 88.9% positive (1,098 reviews) | 1 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | Idea Factory, Compile Heart, Tamsoft | Sweet Banana Games |
Side by side
- Both are RPG games on Steam.
- Hyperdimension Neptunia U: Action Unleashed (2016) is 9 years older than Foto Boy: Flashstar (2025).
- Foto Boy: Flashstar is currently ~60% cheaper on Steam than Hyperdimension Neptunia U: Action Unleashed (5.99 USD vs. 14.99 USD).
- Hyperdimension Neptunia U: Action Unleashed is Deck Unsupported on Steam Deck; Foto Boy: Flashstar has no Deck rating yet.
Hyperdimension Neptunia U: Action Unleashed vs Foto Boy: Flashstar — FAQ
- Should I play Hyperdimension Neptunia U: Action Unleashed or Foto Boy: Flashstar first?
- If you want chronology, Hyperdimension Neptunia U: Action Unleashed (2016) came out before Foto Boy: Flashstar (2025). 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 Hyperdimension Neptunia U: Action Unleashed and Foto Boy: Flashstar similar?
- They overlap on RPG 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.