Choose I've Fallen For You!
Choose I've Fallen For You! if it matches what drew you to this matchup. I've Fallen For You! launched in 2024.
I've Fallen For You! vs Thirty Days with My First Love Sister
I've Fallen For You! and Thirty Days with My First Love Sister both land in Simulation, 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 share Simulation, RPG on Steam. I've Fallen For You! (2024) is 2 years older than Thirty Days with My First Love Sister (2026). I've Fallen For You! is Deck Playable on Steam Deck; Thirty Days with My First Love Sister has no Deck rating yet. 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 Thirty Days with My First Love Sister
Choose Thirty Days with My First Love Sister if you want an Indie and Casual game with Custom Volume Controls, Playable without Timed Input, and Save Anytime. Thirty Days with My First Love Sister launched in 2026.
Both I've Fallen For You! and Thirty Days with My First Love Sister sit in Simulation and 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
 I've Fallen For You! |  Thirty Days with My First Love Sister | |
|---|---|---|
| Released | 2024 | 2026 |
| Genres | Simulation, RPG | Indie, Simulation, RPG, Casual |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 7.99 USD | Price unknown |
| Steam reviews | 91.8% positive (122 reviews) | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | LOVE MOOD STUDIO LIMITED | lucky_tree_dev |
Side by side
- Both share Simulation, RPG on Steam.
- I've Fallen For You! (2024) is 2 years older than Thirty Days with My First Love Sister (2026).
- I've Fallen For You! is Deck Playable on Steam Deck; Thirty Days with My First Love Sister has no Deck rating yet.
I've Fallen For You! vs Thirty Days with My First Love Sister — FAQ
- Should I play I've Fallen For You! or Thirty Days with My First Love Sister first?
- If you want chronology, I've Fallen For You! (2024) came out before Thirty Days with My First Love Sister (2026). 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 I've Fallen For You! and Thirty Days with My First Love Sister similar?
- They overlap on Simulation, 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.
- Does I've Fallen For You! run on Steam Deck?
- Yes — I've Fallen For You! is rated Deck Playable by Valve. Thirty Days with My First Love Sister doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.