# Task Calendar vs WhenNote

Task Calendar and WhenNote are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Task Calendar ships an update every 3 weeks, WhenNote every 11 days. Both last shipped on October 2, 2026.

## The numbers

| Metric | Task Calendar | WhenNote |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Monetization | Free | — |
| Size | 44 MB | 22 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [naoki otsu](https://appshunter.io/developer/1082476153) | [Hank Wang](https://appshunter.io/developer/6800213367) |

## What reviewers say

### Task Calendar

[App page](https://appshunter.io/ios/app/task-calendar-todo-and-planner/id6798184877)

Organize your life by writing and editing tasks directly on a monthly calendar. View all your commitments at a glance, with unlimited tabs, sorting, and customizable themes. Keep your data secure with offline support and biometric authentication.

**Highlights:** Task management on a monthly calendar, Unlimited tabs for categories, Task sorting and reordering, Tasks without specific dates, Notifications for reminders, Dark mode and custom background colors, Biometric authentication for security

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### WhenNote

[App page](https://appshunter.io/ios/app/whennote-countdown-and-days/id6800213365)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Task Calendar free?

Task Calendar is free to download, with no in-app purchases.

### Is WhenNote free?

WhenNote is free to download, with no in-app purchases.

### Do Task Calendar or WhenNote have ads?

Neither Task Calendar nor WhenNote shows ads.

### Which is updated more often, Task Calendar or WhenNote?

Task Calendar ships an update every 3 weeks, and WhenNote every 11 days. Most recently, Task Calendar was updated on October 2, 2026 and WhenNote on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*