To Do List vs HappiDay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
To Do List
This task manager allows you to organize your to-do lists with ease. It supports offline use and syncs with iCloud, Outlook, and Exchange accounts. Create unlimited local accounts and manage tasks with reminders, priorities, and sorting options.
- Offline task management
- Sync with iCloud, Outlook, Exchange
- Create unlimited local accounts
- Task creation, editing, and prioritization
- Sort, filter, and organize tasks
- Drag and drop task management
- Dark and light theme options
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Fast, simple To Do List with reminders, widgets, and voice input. Add a task in seconds — by voice, widget, or one tap. No sign-up. No clutter. Just works. All your tasks stay in sync through Apple Reminders — combine iCloud, Outlook, and Exchange in one clean task list. Free features: — Create, edit, and organize tasks — Priorities, reminders, and subtasks — Smart sorting, filters, and easy task moving — Dark and light mode — Home and lock screen widgets — Unlimited local accounts PRO — unlock more power: — Add tasks by voice in one tap — File attachments — Backup and restore — App lock — Task sharing Simple for everyday use. Powerful for serious planning. Download now and get more done — faster. Terms of Use: https://calenhub.com/task_terms_of_use.html
HappiDay
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Keep Important Dates Under Control! Add birthdays, anniversaries, memorable dates, your pet’s birthday, or even your first date. Our convenient calendar shows all your events, and notifications will remind you the day before and on the day itself. Customize notification times so you never miss an important moment! Features: Add any important date View events in a calendar Notifications one day before and on the event day Set custom notification times Russian and English language support Coming soon: automatic greetings, themes, more languages, and AI-powered congratulation generator!
Screenshots
Verdict
The clearest difference is in-app purchases: HappiDay at none against To Do List's 3. HappiDay also leads on iOS requirement (12.0 vs 15.6). On price, 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. To Do List sells 3 in-app purchases, starting at $0.99 per month. HappiDay asks for nothing beyond the download.
| Parameter | To Do List | HappiDay |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 159 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Planning Technologies LLC | Rustam Sayfutdinov |
In-app purchases
To Do List
- Full Access for a Month$0.991 Month
- Full Access for a Year7 Days trial$7.991 Year
- Full Access Forever$17.99
HappiDay
No in-app purchases









