To vs CalToDo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
To
This task manager helps you organize your day with colorful, tag-based lists. It offers a simple, efficient interface for managing to-dos, shopping lists, and schedules with features like predictive text and customizable layouts. Turn tasks into accomplishments with a single tap.
- Color-coded tags for organization
- Predictive text for quick entry
- Customizable two or three-column layouts
- One-tap completion and deletion
- Dark Mode support
- iCloud backup
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Welcome to Simple ToDo List — where simplicity meets productivity. Designed for speed and ease, this to-do list app is your trusted daily companion for managing tasks, shopping lists, and schedules with vibrant, color-coded tags. No clutter. Just pure efficiency. View all your tasks and checklists by tag on a single screen — no endless swiping. Mark tasks as done with a single tap and edit your lists effortlessly. Personalize your experience by separating completed tasks, adjusting text sizes, and more. Breeze through repetitive tasks with predictive text, letting you quickly add your most-used to-dos. ● Key Features: ・Two-column layout for clear, efficient task organization ・Color-coded tags for a visually engaging experience ・One-tap deletion of completed tasks ・Editable tags for a personal touch ・Multiple text size options ・Dark Mode for comfortable viewing at night ・Predictive text based on your frequently used to-dos ・Customizable display settings ● What You Can Do: ・Create and manage to-do lists effortlessly ・Organize tasks by tags for a streamlined view ・Review and manage completed items instantly ・Comprehensive tag management: add, edit, delete, and sort ・Toggle between 2 and 3-column layouts ・Share your list via text ・Secure iCloud backup ・Haptic feedback for a satisfying tap response ・Display completed to-dos at the bottom Empower your day — turn tasks into accomplishments with just a tap. Download now and start organizing your life smarter and simpler! ■ About Premium Remove all ads with a one-time purchase — no subscription required. Reinstalling the app or switching devices? Restore your purchase for free by tapping "Restore Purchase Status" in the app. Just make sure you're signed in with your original Apple ID.
CalToDo
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カレンダーとタスクを、ひとつのアプリで。 CalTodo は「今日何をすべきか」を迷わず把握できるシンプルなタスク&カレンダーアプリです。 Appleのカレンダーやリマインダーとも連携するので、バラバラになりがちな予定とタスクをひとまとめに管理できます。 ■ 主な機能 【今日ビュー】 今日が期限のタスクを一覧表示。期限切れのタスクも見やすく分けて表示するので、対応漏れを防げます。 【カレンダービュー】 月表示・週表示を切り替えながらスケジュールを確認。スワイプでサクサクページをめくれます。 日本の祝日も自動表示されるので、休日を意識した計画が立てやすくなります。 【タスク管理】 タイトル・メモ・期日(日時)・優先度(高・中・低)を設定できます。 完了したタスクはゴミ箱に移動し、後から復元することも可能です。 【Appleカレンダー連携】 タスクを終日イベントとしてAppleカレンダーに同期。使い慣れたカレンダーアプリとも行き来しやすくなります。同期先のカレンダーは自分で選べます。 【リマインダー連携】 AppleリマインダーとのSync機能。リマインダーリストを指定して整理できます。 【ホーム画面ウィジェット】 今日のタスク一覧・タスク追加・カレンダーの3種類のウィジェットに対応。 ホーム画面から直接タスクを確認・追加できます。 【表示のカスタマイズ】 文字サイズ・行間をスライダーで細かく調整できます。見やすさを自分好みに整えてください。 ■ プライバシーについて CalTodo はすべてのデータをデバイス内にのみ保存します。 個人情報を外部サーバーへ送信したり、広告・アナリティクス目的で利用することは一切ありません。
Screenshots
Verdict
The clearest difference is in-app purchases: CalToDo at none against To's 1. CalToDo also leads on ads (none vs shown). On price, update cadence, 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
Both are free to download. To sells 1 one-off in-app purchase. CalToDo asks for nothing beyond the download.
To ships an update every 3 weeks, CalToDo fortnightly. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.
| Parameter | To | CalToDo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (6 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | TyabaApp | Yuichiro Nakano |
In-app purchases
To
- Hide Ads$4.99
CalToDo
No in-app purchases









