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Android Apps > Simulation > Specimen86Futures
Specimen86Futures icon

Specimen86Futures

by Sayachi-maru Games · Simulation · Free
On Google Play since November 2025 · Data updated 2026-11-02

Specimen86Futures is made and published by Sayachi-maru Games. AppBrain is an independent app data site and isn't affiliated with Sayachi-maru Games. The app name, icon, screenshots and description belong to Sayachi-maru Games and are shown as published on Google Play.

0.00
0 reviews
100+
Downloads
Free

Choices decide the future—discover multiple endings in this idle evolution game!

Specimen86Futures Screenshot 1 of 6
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Screenshots by Sayachi-maru Games, from the Google Play listing
View on Google Play Also on the App Store

AppBrain's verdict

Niche
Installs
120
Last updated
October 12, 2026
Ads
Contains ads
Size
135.0 MB

Specimen86Futures is a niche app, with 120 installs. It doesn't have enough ratings yet to judge what users think.

Official page on Google Play

User feedback

Ratings and reviews on Google Play

Comments on Specimen86Futures for Android

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Store listing

By Sayachi-maru Games, from Google Play
Description by Sayachi-maru Games Written by the developer, not by AppBrain. Click to read.
Game Features

Idle training, branching growth, and multi-ending storylines in one package.

A relaxing simulation you can enjoy during short breaks.

Evolution paths change based on your choices, leading to multiple unique endings.

A healing game at first glance, but with unsettling and dark undertones.

Cute visuals contrast with laboratory experiments, DNA extraction, and mysterious bad endings.

A Story for Thinkers

Each creature you raise generates a research report.
These reports make you reinterpret your actions and uncover what they truly mean.
If you enjoy hidden lore, mysteries, or piecing together fragmented stories, this game is for you.

Quick but Meaningful Gameplay

Perfect for commuting, studying breaks, or relaxing before bed.
Even five minutes a day of idle gameplay offers real satisfaction.

Evolution Even While Idle

Time passes even when you are not playing.
Your specimen continues preparing for its next evolution stage.
When you return, you may find surprising changes waiting.

Multiple Evolution Factors

Evolution is never decided by one condition.
Affinity, water temperature, water quality, items, and conversations with characters—all affect the outcome.
Your small actions and daily choices accumulate to unlock different futures.
To see every form, you will need to play multiple times.

Collection System

Every raised specimen and observation log is saved as a memory.
Collect all evolution forms and uncover the hidden truth behind the world.
Revisit your collection to reflect on how your choices shaped each outcome.

What You Will Experience

A calm observation game where mysterious specimens float in a research tank.

Emotional shifts as creatures grow into adults—cute, strange, or even unsettling.

The comfort of a healing game fused with the intrigue of dark fantasy.

Replayability through branching stories and multiple endings.

Research reports after each ending, showing what your nurturing truly meant.

Specimens change expressions and react to you, creating a sense of attachment.
Share your progress with built-in screenshot and social media sharing features.

Different from Ordinary Idle Games

Many idle or raising games focus only on cuteness and growth.
This game is designed with intentional unease and mystery.
It balances healing moments with darker themes, creating a unique dual experience.

Fans of other popular idle training games will find the lab research system and reporting features refreshingly original.
The depth of its branching endings and research-based storytelling set it apart from standard simulation titles.

Recommended For

Fans of idle training games or aquarium simulations.

Players looking for healing games that go beyond simple cuteness.

Mystery and story game lovers who enjoy hidden lore.

People who want a short but rewarding idle game for free time.

Fans of surreal games where charm and eeriness coexist.

Collectors who love branching evolution systems.

Gameplay Flow

You are assigned to a marine research lab, where you raise an aquatic specimen inside a special tank.
Use equipment and items to adjust stress and environmental conditions.
Time continues even while idle, and evolution begins once conditions are met.
Affinity, water temperature, water quality, and conversations with characters all affect the future.
Your nurturing opens up many possible evolution paths.
Each result is recorded as a research report, encouraging you to replay and aim for different outcomes.
All records are saved in memory, creating a lasting collection you can revisit anytime.

Conclusion

“Specimen No.86: Choices and Futures” is a new kind of simulation that combines idle nurturing, healing gameplay, branching stories, dark fantasy, and collection elements.

This is not just another aquarium game.
It is a journey between healing and unease, where your decisions shape the future.

Raise the egg in your lab tank and discover what lies beyond.
Your choice will change the world.

Recent changes:
We have updated to comply with the new Android requirements

Safety and technology

Found in the app by AppBrain
Ads
Contains ads
Price
Free
Libraries
?
App size
135.0 MB
Content rating
Everyone

Technologies used by Specimen86Futures

13 permissions
Subscribe to see full permission and library details

Releases

Updates seen on Google Play
Version
1.06
Launched
November 2025
  • Oct 12, 2026UpdateVersion 1.06
  • Jan 24, 2026Installs100+ installs
  • Nov 27, 2025UpdateVersion 1.04
  • Nov 27, 2025Installs50+ installs
  • Nov 25, 2025New AppVersion 1.03 in SIMULATION for Free
Show all changes Show fewer

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Also available on the App Store

Specimen86 icon Specimen86
SAYACHI-MARU GAMES
0.0
Free

Installs

Tracked by AppBrain
Last 30 days
4
Play install range
100+
Launched
November 2025

Installs over time

Specimen86Futures has been installed 120 times. Over the past 30 days, it has been installed 4 times.

Rankings

Google Play top charts

Google Play Rankings for Specimen86Futures

This app is not ranked

About the app and developer

About Specimen86Futures

Specimen86Futures is a simulation app developed by Sayachi-maru Games.

Install Statistics

Specimen86Futures has been downloaded 120 times. In the last 30 days, the app was downloaded 4 times.

User Ratings

The app has no ratings yet.

App Information

Specimen86Futures is freely available from Google Play. The APK size is 134.98 MB. The latest APK version available is 1.06. The last update was on October 12, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on Google Play since November 2025.

App Performance Report

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Developer information for Sayachi-maru Games

Sayachi-maru Games

sayachi.illust@gmail.com

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