Screenshots
About this game
Lost Vault: Idle RPG is a portrait-oriented idle game where players manage a vault and its inhabitants. Progression occurs even when offline, allowing for a relaxed, low-demand experience. The game is designed for short, interruptible sessions, making it ideal for casual play.
What players say
Themes from 200 recent Google Play reviews, analysed 28 Aug 2026
Praised
Fun & addictive70Updates13
Complained about
Monetisation32Grindy18
Why we tagged it this way
What each behavioural tag is based on
- Short sessionsRuns are self-contained, so stopping early costs you nothing.
- InterruptiblePut it down mid-session and pick it up cold.
- One-handedPlayable with a thumb, in portrait.
- Plays offlineNo connection needed once installed.
- Energy timersPlay is gated by a refilling energy bar.
- Sound optionalNo audio cue carries information — fine on mute.
- Low focusPlayable while half-distracted.
Commute
Short, interruptible sessions
Flight
Plays fully offline
In bed
Works muted, one-handed
With friends
Solo only, no multiplayer
What it costs
| Download | Free |
| In-app purchases | $1.99 - $37.99 |
| Ads | Yes |
| Energy timers | Yes |
From the Google Play listing.
Tags
ReplayabilityHigh
StoryLight Story
SocialSolo
DifficultyNormal
GrindMedium
Brain PowerLight
Story depthLight
PriceP2W
PauseableHigh
VibeRelaxing
OrientationLikely-Portrait
RatingTeen
DeviceLightweight
ProgressionIdle
Has ending?Endless
MultiplayerSolo-Only
GenreRpg Other
✈️ Offline play👍 One-handed🔇 Mute-friendly👶 Parent-friendly
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