When2Do vs Calendar Notes Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
When2Do
This app helps you plan your activities by scheduling them based on duration, deadline, and your work schedule. It tracks task progress and can export data to CSV. View your overall schedule in a GANTT style.
- Automated activity scheduling
- Task duration and deadline input
- Work schedule and holiday consideration
- Task execution status tracking
- CSV data export
- GANTT style schedule view
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When2Do pianifica le vostre attività. When2Do plans your activities. Describe the activity by giving a name, duration, and deadline. When2Do will schedule it as soon as possible, taking into account other activities, daily work schedule, weekdays and holidays. When2Do will provide you with the scheduled date and time and indicate whether or not it meets the deadline. Whenever you start working on a task you can set the execution status and change it when you stop. Using this information, When2Do can produce a csv file for use in other applications. Tasks can be grouped into Objectives and the overall schedule can be seen in GANTT style.
Calendar Notes Pro
This app integrates your calendar and notes into a single, minimalist interface. View notes directly on your calendar and enjoy instant auto-save for a stress-free organization experience. It prioritizes privacy by storing all data locally on your device.
- Notes displayed on calendar
- Instant auto-save
- Minimalist design
- Tap to write notes
- Fully offline functionality
- Local data storage
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Tired of switching between your calendar and notes app? Calendar Notes Pro combines both into one beautifully simple experience. WHY CALENDAR NOTES PRO? - See Your Month at a Glance — Every note appears directly on your calendar. No more hunting through folders or scrolling through lists. - Instant Auto-Save — Start typing and your notes save automatically. No save buttons, no lost work, no stress. - Premium Minimalist Design — A clean, distraction-free interface in elegant black and white. No clutter, just clarity. - Tap Any Day to Write — Simply tap a date to add or edit a note. It's that easy. - Fully Offline — Your notes stay on your device. No account required, no internet needed. PERFECT FOR - Quick daily reminders - Planning your week ahead - Tracking habits and goals - Jotting down appointments - Keeping a simple daily journal PRIVACY FIRST Calendar Notes Pro stores everything locally on your device. We don't collect your data, track your habits, or require sign-ups. Your notes are yours alone. Download Calendar Notes Pro today and experience the simplest way to stay organized.
Screenshots
Verdict
The clearest difference is ads: When2Do at none against Calendar Notes Pro's shown. When2Do also leads on monetization model (free vs ad-supported). Calendar Notes Pro's advantage is update cadence (daily vs every 10 days). On price, rating, review sentiment and ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for When2Do against 5.0 for Calendar Notes Pro. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
When2Do ships an update every 10 days, Calendar Notes Pro daily. Both last shipped on October 24, 2026.
| Parameter | When2Do | Calendar Notes Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 10 days | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.1 | 15.1 — better |
| Further details — not scored | ||
| Size | 2 MB | 35 MB |
| Age rating | 12+ | 4+ |
| Developer | Danilo Bottini | Alok Haldiya |
Customer experience
When2Do
Calendar Notes Pro
In-app purchases
When2Do
No in-app purchases
Calendar Notes Pro
No in-app purchases









