IMHO.

Until Then vs Irrational

Until Then and Irrational both land in Indie, Adventure 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 on Steam. Irrational (2023) is 1 year older than Until Then (2024). Irrational is free; Until Then is paid (19.99 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 Until Then

Choose Until Then if you want a Casual experience. On Steam, it's Steam Deck Verified, so handheld play works out of the box. 8,274 Steam reviews back the pick.

Choose Irrational

Choose Irrational if you want a RPG and Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. Irrational launched in 2023.

Both Until Then and Irrational sit in Indie and Adventure 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

Until Then vs Irrational — Steam metadata comparison
Until Then — Steam game coverUntil ThenIrrational — Steam game coverIrrational
Released20242023
GenresIndie, Adventure, CasualIndie, Adventure, RPG, Free To Play
PlatformsWindows, LinuxWindows
Steam DeckDeck VerifiedUnrated
Price19.99 USDFree to play
Steam reviews97.9% positive (8,274 reviews)5 reviews
MultiplayerSingle-player onlySingle-player only
DevelopersPolychroma GamesM.A. Starling

Side by side

Until Then vs Irrational — FAQ

Should I play Until Then or Irrational first?
If you want chronology, Irrational (2023) came out before Until Then (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 Until Then and Irrational similar?
They overlap on Indie, Adventure 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 Irrational free?
Yes — Irrational is a free-to-play Steam title. Until Then is paid (19.99 USD).
Does Until Then run on Steam Deck?
Yes — Until Then is rated Deck Verified by Valve. Irrational doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.
Until Then vs Irrational — Verdict (2026) · imho.run