Whoop is a great band, but it's a US company and its model is based on a subscription: you pay an ongoing fee to keep using it. DuckDik offers another way: a European brand, designed in Spain, with a one-time payment and your data hosted on European Union servers, GDPR-compliant.
| DuckDik Sense | Whoop | |
|---|---|---|
| Origin | Designed in Spain (EU) | US-based company |
| Subscription | No · one-time payment (€89) | Yes (recurring fee) |
| Data | Servers in the EU (Amsterdam), GDPR | US-based company |
| Screen | No screen | No screen |
| Battery | Up to 45 days | A few days |
| What it measures | Energy, sleep, recovery, HR, HRV, SpO₂, stress | Strain, recovery, sleep, HR |
| Interface | AI coach with plain language in the app | App with metrics and coaching (subscription) |
Indicative comparison based on each brand's public information (2026). DuckDik is not affiliated with Whoop; the brand is cited for comparison only.
Yes. DuckDik is a European brand based in Spain, and DuckDik Sense is a screenless band with no subscription, with data hosted on European Union servers (GDPR).
No. Unlike Whoop's fee-based model, DuckDik Sense is bought with a one-time payment of €89 and needs no monthly fee.
On European servers (Amsterdam), compliant with the EU's GDPR.
Energy, sleep stages, recovery, continuous heart rate, HRV, SpO₂ and stress. These are wellbeing indicators, not for clinical use.
Up to 45 days on a single charge via magnetic cable.