Comparison

Specimen86 vs ホストキングダム

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Specimen86

Features
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About the Game You are a new observer at a marine research laboratory. In the lab’s mysterious aquarium, you’ll raise more than just an ordinary fish. What is this egg… really? The being you nurture may become a mermaid, a fishman, or something entirely different. Your choices shape its evolution and story, leading to multiple endings and a shocking truth. Game Features Evolve, Observe, Discover Experience a relaxing idle evolution game where growth paths and endings change based on your actions. Play at your own pace—perfect for short breaks or bedtime relaxation. Multiple Endings Your decisions—feeding, temperature control, conversations, and more—determine the final form. Explore all branching evolutions to uncover every ending. Healing Yet Unsettling Behind the soothing visuals of swimming creatures lies a darker side— research experiments, DNA extraction, and mysterious “bad endings.” A blend of cute and eerie, peaceful and ominous. A Story Worth Exploring Each specimen you raise generates a research report, revealing the hidden meaning behind your actions. For players who love theories, mysteries, and deeper lore, the story invites reinterpretation and replay. Idle Progression Even while the app is closed, time continues. Your specimen quietly prepares for its next stage of evolution. No moment is wasted—research and observation advance naturally. Elements That Affect Evolution There’s no single path to evolution. Affection, water temperature, cleanliness, item usage, and even character interactions— every small choice can open a new future. Experiment repeatedly to reach every form and ending. Collection System All your evolved specimens and research logs are saved. Review your collection to see how your decisions connected to each unique outcome. Piece together the world’s secrets one evolution at a time. What You’ll Experience Calm observation of aquatic life in a glass tank Emotional storytelling as your specimen grows—cute, mysterious, and unsettling moments The comfort of a healing game mixed with the intrigue of a dark fantasy Multiple endings that reward replay and exploration Research reports that reveal how your nurturing influenced the future Your specimen will react to your care, changing expressions and behavior— you might even grow attached to it. Capture those moments and share them via the screenshot & SNS share function. Recommended For Fans of idle growth and aquarium simulation games Players who enjoy healing games with a deeper, mysterious tone Those who love story games and hidden lore People looking for a short, relaxing daily game Players who enjoy cute but eerie, surreal experiences Collectors who love unlocking every evolution and ending Gameplay Flow You’re assigned to an ocean lab, tasked with nurturing a mysterious aquatic specimen. Use laboratory equipment and special items to maintain its environment and reduce stress. Even when left alone, time passes and evolution progresses. Conversations and environmental changes influence the path ahead— each playthrough may lead to an entirely different result. Every completed evolution is archived as a research log you can revisit anytime. Game Overview “Specimen No.86: Choices and the Future” is a new-style simulation that combines idle growth, healing gameplay, branching stories, dark fantasy, and collection elements. A soothing yet unsettling experience that stirs emotion— with multiple endings, including bad ones, your nurturing connects to a larger theme of evolution and destiny. This is more than a simple aquarium game. Dive into the story that drifts between healing and unease, and discover how your choices shape the future.

About

ホストキングダム

Features
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ホストになって全国No.1ホストの座を狙え! ■ ホストキングダムってどんなゲーム? ホストと姫(お客)が繰り広げるトークバトルゲームや。 相手をよう見て最適なトークを選び、姫の心を攻略していく。 シンプルやのに、めっちゃ奥が深いゲームやで。 難しい操作は一切なし、直感で遊べるから、 ホスト業界に興味ある人も、モテを勉強したい人も、 気軽に楽しめる内容になっとるで。 ■ ゲームの特徴 【口説きバトル】 姫ごとに「刺さるトーク」いうもんが存在する。 相手のタイプをちゃんと読んで正解を引き当てれば大ダメージ! 外したらこっちがダメージ食らうから気ぃ抜けへん。 経験を積んで、どんな姫も攻略できる真のホストを目指してや。 【個性豊かな姫たち】 年齢も性格もバラバラな姫たちがぎょうさん登場する。 人間界以外からやってくる、ちょっと変わった姫もおるとかおらんとか…? 虜にした姫は一覧でいつでも確認できて、何回落としたかもちゃんと記録されるで。 定期的に見返してニヤニヤできるはずや。 【全国ランキング】 プレイヤーの戦績は全国ランキングにそのまま反映される。 地域設定もできるから、地元同士の張り合いも楽しめるで。 ランキングは毎月リセット! 先月トップやったプレイヤーも、今月はゼロからのスタートや。 毎月必ずチャンスがあるから、いつ始めても遅くないで。 【役職システム】 勝利を重ねることで「見習い」から「夜の帝王」まで、 実際のホストクラブをモデルにした全15段階の役職を駆け上がれる。 役職も毎月リセットされるから、毎月新鮮な気持ちで頂点を狙えるで。 今月の自分がどこまで行けるか、試してみてや。 【コスチューム】 ホストの見た目を自由に着せ替えできる。 イメチェンして、自分だけのスタイルで勝負してみてや。 ■ こんな人にオススメ ・ホストや夜の業界に興味がある人 ・モテるための会話術を遊びながら学びたい人 ・ホスト系コンテンツが好きな人 ・全国ランキングで頂点を狙いたい人 ・スキマ時間にサクッと遊べるゲームが欲しい人 ■ 遊び方 バトル開始→姫が登場 姫のタイプを見極めながらトークを選択 姫のHPをゼロにしたら口説き成功! 勝利を積み上げてランキング上位を目指す 操作はシンプル、せやけど奥深い。 繰り返し遊ぶほど「読み」がどんどん磨かれていくで。 今日の一戦が、明日のNo.1ホストへの第一歩や。 ■ 注意事項 アプリ内にてコイン購入などの課金要素があります。

Screenshots

Specimen864 screens
ホストキングダム4 screens

Verdict

The call

The clearest difference is in-app purchases: Specimen86 at none against ホストキングダム's 7. ホストキングダム's advantage is update cadence (daily vs every 6 days). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ホストキングダム sells 7 one-off in-app purchases. Specimen86 asks for nothing beyond the download.

UpkeepUpdate frequency

Specimen86 ships an update every 6 days, ホストキングダム daily. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

Scorecard2 real differences · 5 level
Specimen86 versus ホストキングダム: the parameters behind the verdict, then further details
ParameterSpecimen86ホストキングダム
PriceFreeFree
Positive reviews—66.7% of reviews
Update frequencyEvery 6 daysDaily — better
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size302 MB144 MB
Age rating9+12+
DeveloperSAYACHI-MARU GAMESEGOIST ART

In-app purchases

None

Specimen86

No in-app purchases

7 purchases

ホストキングダム

One-time7
  • コイン60枚$0.99
  • コイン180$1.99
  • コイン330枚$2.99
Show 4 more
  • コイン720$5.99
  • コイン1600$11.99
  • コイン2200$14.99
  • コイン6100$29.99

Questions

Is Specimen86 free?
Specimen86 is free to download, with no in-app purchases.
Is ホストキングダム free?
ホストキングダム is free to download, with in-app purchases available.
Do Specimen86 or ホストキングダム have ads?
Both Specimen86 and ホストキングダム show ads.
Which is updated more often, Specimen86 or ホストキングダム?
Specimen86 ships an update every 6 days, and ホストキングダム daily. Most recently, Specimen86 was updated on October 25, 2026 and ホストキングダム on October 29, 2026.

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