コンセプトは素敵
コンセプトは素敵ですが、画面オフになるとタイマーが止まります。
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Free
In-App PurchasesWith Ads
About
This app transforms focused work sessions into a deep-sea diving adventure. As you concentrate, you descend into the ocean, encountering marine life and building a personal aquarium. It encourages consistent focus without pressure, visualizing your progress through detailed statistics and a growing collection of discovered sea creatures.
✓Deep-sea diving visualization for focus sessions
✓Encounter and collect unique marine life
✓Personalized aquarium to display creatures
✓Non-punitive design for sustained focus
✓Discover and catalog over 30 sea creatures
✓Weekly statistics and streak tracking
✓Multiple timer modes including Pomodoro
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What's New in Abyssal（アビサル）
1.1.0
June 18, 2026
・画面オフやバックグラウンド中でもタイマーが正しく進むよう修正しました。レビューでご指摘いただいた不具合への対応です。ありがとうございます！ ・集中が完了したら通知でお知らせするようにしました。スマホを置いて潜っている間も安心です。 ・フレンド・チーム潜水・流れ星まわりの安定性を改善しました。 ・その他、細かな不具合の修正と動作改善を行いました。
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Subscriptions & In-App Purchases
Abyssal Premium Monthly
Ad-free, all BGM, aquarium customization.
$1.991 Month
User reviews
Developer apps
FAQ
What is Abyssal's core concept?
Abyssal uses a deep-sea diving metaphor to represent focus sessions. Each minute of concentration equates to a meter dived, with users encountering marine life and building a virtual aquarium as they progress.
Does Abyssal have ads?
Yes, Abyssal contains advertisements. Users can remove ads entirely by subscribing to the Premium Plan.
How does Abyssal handle users who stop focusing mid-session?
Abyssal is designed without punishment. If a user stops focusing mid-session, their collected creatures do not die, and they can continue their progress without added pressure.
What are the subscription options for Abyssal?
Abyssal offers a Premium Plan at ¥380 per month or ¥3,200 per year. This plan includes ad removal, additional BGM options, aquarium customization, and detailed encyclopedia entries.
What timer modes does Abyssal support?
Abyssal supports several timer modes, including Pomodoro (25 minutes), Focus (50 minutes), Short (10 minutes), and custom durations ranging from 1 to 180 minutes.
How does Abyssal track user progress?
Progress is tracked through weekly graphs visualizing category-specific focus time, continuous focus streaks (days), and cumulative dive depth as a measure of effort.
What is the age rating for Abyssal?
Abyssal has an age rating of 4+, making it suitable for a wide range of users.
How often is Abyssal updated?
The latest version, 1.1.0, was released on June 18, 2026, indicating a recent update. The app was initially released on April 27, 2026.
