This app disappeared from Google Play on 2026-10-20. Below is the last data we saved.
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first release
2026-10-01
last update
Description
Stock a three-zone nature reserve and keep its food 🍎 web from collapsing.
Drarior Vista puts you in charge of a small nature reserve with three habitats: a meadow, a thicket and a marsh. Season by season you decide which of 24 species to release, how many to bring in, whether the migration corridors between zones stay open, and how the water is shared between meadow and marsh. Then you advance the season and watch 👀 what the ecosystem does with your choices.
Nothing here is scripted. Populations follow predator and prey dynamics computed for every species in every zone, so a batch of foxes released before the hares have settled will starve, and an apex predator brought in too early will vanish. A Balance ⚖️ Index from 0 to 100 tells you how healthy the reserve is, and three seasons in a row below 20 means the reserve collapses. Your warden rank grows with every season you steward and unlocks higher levels of the food 🍎 web over time ⏱️.
Between seasons, the Census shows your run as a timeline 🕒 you can scrub, a predator and prey orbit chart 📊 and a trophic pyramid. The Field Guide lets you search 🔍 all 24 species and see 👀 who eats whom. Nine authored surveys give you a specific goal to reach, such as ending a vole plague or bringing back the wolf, while the open reserve lets you experiment freely. The Journal keeps a log of every season, your field notes and a photo of the reserve, plus an archive of finished runs. Drarior Vista stores everything on your device and needs no account.
FEATURES
- Drag ✋ species tokens from the tray onto the meadow, thicket or marsh and choose the batch size on a slider
- Toggle migration corridors and shift irrigation between zones before each season
- Seasonal simulation with weather 🌤️ events, migration and extinction thresholds, scored by a Balance ⚖️ Index
- Census timeline 🕒, predator and prey orbit chart 📊 and trophic pyramid for the current run
- Field Guide with search 🔍, trophic filters and a food 🍎 web diagram 📊 for every species
- Nine survey scenarios with their own goals 🎯, alongside an open sandbox reserve
- Journal with a season log 📝, editable field notes, a field photo 📸 and an archive of past runs
- Warden rank progression that unlocks new ✨ species as you steward more seasons
SCREENS
Main Menu, Reserve, Census, Field Guide, Surveys, Journal, Settings
CAMERA & GALLERY 📷
From the Journal you can take a photo 📸 with the camera 📷 or pick one from your gallery 🖼️ and attach it to the current season's entry as a field photo. It stays with that season in the log 📝 and is kept only on your device.
TECHNICAL
Platforms: Android, iOS (Kotlin Multiplatform + Compose Multiplatform)
Package: co.sofimob.chessf.arena
Data: on device 📱 only — no account, no server