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App Store Apps > Productivity > WhenDay: Calendar Planner
WhenDay: Calendar Planner icon

WhenDay: Calendar Planner

by Sylvain Lafrance · Productivity · Free
On the App Store since March 2026 · Data updated 2026-11-01

WhenDay: Calendar Planner is made and published by Sylvain Lafrance. AppBrain is an independent app data site and isn't affiliated with Sylvain Lafrance. The app name, icon, screenshots and description belong to Sylvain Lafrance and are shown as published on the App Store.

AppBrain's verdict

Last updated
August 18, 2026
Size
4.04 MB
Official page on the App Store

User feedback

Ratings and reviews on the App Store

Comments on WhenDay: Calendar Planner for iOS

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Store listing

By Sylvain Lafrance, from the App Store
WhenDay: Calendar Planner Screenshot 1 of 5
WhenDay: Calendar Planner Screenshot 2 of 5
WhenDay: Calendar Planner Screenshot 3 of 5
WhenDay: Calendar Planner Screenshot 4 of 5
WhenDay: Calendar Planner Screenshot 5 of 5
Screenshots by Sylvain Lafrance, from the the App Store listing
Description by Sylvain Lafrance Written by the developer, not by AppBrain. Click to read.
WhenDay gives you a clean, beautiful way to see all your calendar events in one place.

MULTIPLE VIEWS
• List view for a quick overview of upcoming events
• Clock view with live time, event bubbles, and duration arcs
• Day view to focus on what's happening today
• Week and Month views to plan ahead
• Grid view with a color-coded event heatmap

POWERFUL SEARCH
• Find events instantly by title, location, or calendar name
• Search across all your calendars at once

WIDGETS
• Today's Events widget for your Home Screen
• Next Event countdown widget
• Week Ahead overview widget
• Lock Screen widgets for quick access

STATISTICS (Pro)
• Calendar breakdown — see which calendars take up the most time
• Day of the week chart — find your busiest days
• Time of day analysis — know when you're most scheduled
• Event highlights and busy day alerts

7 LANGUAGES
• English, French, Spanish, Portuguese, German, Japanese, and Chinese
• Switch language anytime in Settings — all views update instantly

CUSTOMIZABLE
• Choose how far back and forward to display events
• Select which calendars to show
• Toggle event heatmap on or off
• Light, Dark, and System appearance modes

PRIVACY FIRST
• All data stays on your device
• No accounts, no tracking, no data collection
• iCloud sync for settings across your devices

WhenDay Pro is a one-time purchase — no subscription required.


Privacy Policy: https://sylvainlafrance.dev/whenday/
Terms of use: https://sylvainlafrance.dev/whenday/
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
4.04 MB
Content rating
Everyone

Technologies used by WhenDay: Calendar Planner

Releases

Updates seen on the App Store
Version
1.7
Launched
March 2026

No changelog data

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Rankings

App Store top charts

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About the app and developer

About WhenDay: Calendar Planner

WhenDay: Calendar Planner is a productivity app developed by Sylvain Lafrance.

What is the rating of WhenDay: Calendar Planner?

WhenDay: Calendar Planner has no ratings yet.

Is WhenDay: Calendar Planner free?

WhenDay: Calendar Planner is free. The app size is 4.04 MB. The latest version available is 1.7. The last update was on August 18, 2026.

What are the requirements for WhenDay: Calendar Planner?

The app has a content rating of Everyone. The app has been available on the App Store since March 2026.

Developer information for Sylvain Lafrance

Sylvain Lafrance

Address:

Frequently asked questions about WhenDay: Calendar Planner

Is WhenDay: Calendar Planner free?

Yes. WhenDay: Calendar Planner is free on the App Store.

Is WhenDay: Calendar Planner still available?

Yes. WhenDay: Calendar Planner is on the App Store, and the last update we saw was on August 18, 2026.

How large is WhenDay: Calendar Planner?

WhenDay: Calendar Planner is 4.04 MB.

Is WhenDay: Calendar Planner suitable for children?

App Store rates the content of WhenDay: Calendar Planner as suitable for everyone.

Who made WhenDay: Calendar Planner?

WhenDay: Calendar Planner was developed by Sylvain Lafrance. It is listed in the productivity category on the App Store.

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