When Wine Tastes Best

When Wine Tastes Best

by Floris Books

31 ratings
62 reviews
Free
In-App Purchases

Details

  • Released
  • Updated
  • March 8, 2013
  • September 7, 2025

Features

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About

Discover the optimal days to open and enjoy your wine with this biodynamic calendar. It reveals the best days for wine, drawing on decades of research. Customize for your time zone and choose your preferred time format.

Best days to open wine
Customizable time zones
12/24 hour time format
Fruit, flower, root, leaf days
Generally unfavorable days
Show original description

What's New in When Wine Tastes Best

1.5.8

September 7, 2025

- Added 2026 data. - Fixed Maria Thun link.

1

In-App Purchases

$0.99

WWTB data 2023

Unlocks all 2023 data

User reviews

It’s ok

Occasionally the purchase doesn't 'register' properly, but 'restoring purchase' can force it to do so.

Works like a charm and fast support

Didn’t get full access to data after purchasing the data

I was prompted to make a one time purchase of 2025 data to get full access. I did the purchase directly on the app through Apple Pay and after the purchase was successful I still didn’t get the full data. The app is still asking me to purchase the data to see all the information for 2025 calendar

Good app, confusing purchase

I love this app and I feel it does give accurate info on the best times to taste wine, but I am confused if I need to buy the app yearly or if it was a one time purchase? I purchased it last year and in the menu it said “one time purchase” but it is asking me to purchase again. Thanks!

Paid but not working

In less than 12 months I have paid twice and can still not access the future data?!?!

Una fregatura

Ho pagato l’abbonamento ma non è stato attivato. Non c’è modo di comunicare. State alla larga dai truffatori!!!!

Developer apps

FAQ

What does the When Wine Tastes Best app do?

This app provides a biodynamic calendar to help you discover the best days to open and enjoy your wine. It is based on research by biodynamic expert Maria Thun, identifying favorable and unfavorable days for wine.

What are the key features of this app?

Key features include identifying the best days to open wine, customization for any global time zone, and the choice between 12-hour or 24-hour time formats. It also highlights fruit, flower, root, and leaf days, as well as Maria Thun’s unique 'generally unfavourable' days.

Is this app free to use?

The free version of the app provides information for the current day and past days. To access future days, an annual data purchase is required through an in-app purchase.

What is the research behind this app?

The app is based on 50 years of research by biodynamic expert Maria Thun. Her work identifies specific days as favorable (fruit and flower days) or less favorable (root and leaf days) for various activities, including wine enjoyment.

Who would benefit from using this app?

Wine drinkers who are interested in biodynamic principles and want to optimize their wine tasting experience would benefit. It's also used by top UK grocery chains to select days for critic wine tastings.