Many health bands and rings hide their real cost in a monthly subscription: if you stop paying, you lose your data or most of the features. DuckDik takes a different approach: a one-time payment, no dependence on a fee and no “rented” features. You buy the band and use the app.
| DuckDik Sense | Whoop | Oura | |
|---|---|---|---|
| Subscription | No · one-time payment | Yes (subscription model) | Yes (full features by subscription) |
| Screen | No screen | No screen | No screen (ring) |
| Battery | Up to 45 days | A few days | A few days |
| Price | €89 (one-time) | Recurring fee | Device + fee |
| Data | Servers in the EU (Amsterdam), GDPR | US-based company | Finland-based company (EU) |
| Origin | Designed in Spain | USA | Finland |
Indicative comparison based on each brand's public information (2026). DuckDik is not affiliated with Whoop or Oura; the brands are cited for comparison only.
No. It works with a one-time payment of €89 and requires no monthly fee. The essential features of the DuckDik Health app are available with no recurring payments.
Energy, sleep stages, recovery, continuous heart rate, HRV, SpO₂ and stress level, turned into clear information in the app. These are wellbeing indicators, not for clinical use.
Yes, especially if you don't want to pay a subscription. Whoop and Oura run on a fee; DuckDik Sense is a one-time purchase, designed in Spain, with data on European servers (GDPR).
Up to 45 days on a single charge via magnetic cable.
On European servers (Amsterdam), compliant with the EU's GDPR.