TODOリスト｜データを外に送らないタスク管理 vs Islet
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TODOリスト｜データを外に送らないタスク管理
A simple yet stylish to-do list app designed for easy task management. Quickly add, edit, delete, and reorder tasks with intuitive gestures and a clean interface. Perfect for daily schedules, shopping lists, and work organization.
- Quick task creation
- Easy editing and deletion
- Drag-and-drop reordering
- Intuitive swipe gestures
- Clean and modern design
- Offline data storage
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■ シンプルだけど、おしゃれに進化したTODOリストアプリ ・ToDoの作成：「＋」ボタンで、やることをサクッと追加！ ・編集：リスト右側の鉛筆アイコンから内容をすぐに変更可能。 ・削除：スワイプで削除。確認ダイアログ付きで安心。 ・並べ替え：上下アイコンを長押ししてドラッグで順番を自由に。 ■ デザインを全面リニューアル！ 見やすく、操作しやすく、毎日使いたくなるデザインに刷新しました。 毎日の予定管理、買い物リスト、仕事のタスク整理まで。 シンプルだからこそ続けやすい。 今日からおしゃれにToDo管理を始めましょう！
Islet
This app helps you stay focused and productive with customizable timers and task management tools. Organize your work, track your progress with detailed statistics, and personalize your experience with beautiful themes and fonts. Build better focus habits for studying, working, or personal goals.
- Customizable focus timers (Pomodoro, stopwatch, deep focus)
- Task management with lists, tags, due dates, and subtasks
- Progress tracking with statistics and streaks
- Beautiful themes and personalized fonts
- Social features to build study circles
- Calendar view and focus heatmap
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Islet helps you focus and get things done - your way. Whether you're studying, working, or building a new habit, Islet provides the tools you need to stay on track without the overwhelm. CUSTOMIZABLE FOCUS TIMERS: - Preset timers for quick sessions - Pomodoro technique with work/break cycles - Stopwatch mode for flexible focus - Deep focus mode option TASK MANAGEMENT: - Create and organise tasks with lists and tags - Set due dates and priorities - Track focus time spent on each task - Break tasks into subtasks BEAUTIFUL THEMES: - 9 handcrafted color themes to match your mood - Personalized fonts to choose from TRACK YOUR PROGRESS: - Daily, weekly, monthly, yearly, and custom statistics - Session history and streaks - Achievements to celebrate your wins - Calendar view and color heatmap of your focus journey SOCIAL - Add friends and build your study circle Islet is designed for students, professionals, creators, and anyone who wants to build better focus habits. No complicated setup - just open the app and start your first session. Focus - your way.
Screenshots
Verdict
The clearest difference is in-app purchases: TODOリスト｜データを外に送らないタスク管理 at none against Islet's 1. Islet's advantage is update cadence (every 2 days vs every 9 days). On price, review sentiment, ads and device support 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
Both are free to download. Islet sells 1 one-off in-app purchase. TODOリスト｜データを外に送らないタスク管理 asks for nothing beyond the download.
TODOリスト｜データを外に送らないタスク管理 ships an update every 9 days, Islet every 2 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.
| Parameter | TODOリスト｜データを外に送らないタスク管理 | Islet |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 9 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 29 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Horikiri Seiu | Megan Liem |
Customer experience
TODOリスト｜データを外に送らないタスク管理
Islet
In-app purchases
TODOリスト｜データを外に送らないタスク管理
No in-app purchases
Islet
- Lifetime Pro$4.99
