Choose Caveman World: Mountains of Unga Boonga
Choose Caveman World: Mountains of Unga Boonga if you want the Steam Leaderboards side of the pairing. Caveman World: Mountains of Unga Boonga launched in 2016.
Caveman World: Mountains of Unga Boonga vs Once upon a time
Caveman World: Mountains of Unga Boonga and Once upon a time both land in Indie, Adventure, Casual 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 Indie, Adventure, Casual on Steam. Caveman World: Mountains of Unga Boonga (2016) is 1 year older than Once upon a time (2017). Caveman World: Mountains of Unga Boonga scores higher on Steam reviews (72.1% positive) than Once upon a time (29.3% 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 Once upon a time
Choose Once upon a time if it's free to play, so the barrier to trying it is zero. Once upon a time launched in 2017.
Both Caveman World: Mountains of Unga Boonga and Once upon a time sit in Indie, Adventure, and Casual 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
 Caveman World: Mountains of Unga Boonga |  Once upon a time | |
|---|---|---|
| Released | 2016 | 2017 |
| Genres | Indie, Adventure, Casual | Indie, Adventure, Casual |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 1.99 USD | Free to play |
| Steam reviews | 72.1% positive (165 reviews) | 29.3% positive (41 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | GrabTheGames Studios | Bruno MARTIOL |
Side by side
- Both share Indie, Adventure, Casual on Steam.
- Caveman World: Mountains of Unga Boonga (2016) is 1 year older than Once upon a time (2017).
- Caveman World: Mountains of Unga Boonga scores higher on Steam reviews (72.1% positive) than Once upon a time (29.3% positive).
- Once upon a time is free; Caveman World: Mountains of Unga Boonga is paid (1.99 USD).
- Caveman World: Mountains of Unga Boonga is Deck Playable on Steam Deck; Once upon a time has no Deck rating yet.
Caveman World: Mountains of Unga Boonga vs Once upon a time — FAQ
- Should I play Caveman World: Mountains of Unga Boonga or Once upon a time first?
- If you want chronology, Caveman World: Mountains of Unga Boonga (2016) came out before Once upon a time (2017). 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 Caveman World: Mountains of Unga Boonga and Once upon a time similar?
- They overlap on Indie, Adventure, Casual 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.
- Is Once upon a time free?
- Yes — Once upon a time is a free-to-play Steam title. Caveman World: Mountains of Unga Boonga is paid (1.99 USD).
- Does Caveman World: Mountains of Unga Boonga run on Steam Deck?
- Yes — Caveman World: Mountains of Unga Boonga is rated Deck Playable by Valve. Once upon a time doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.