Referral Guide
WHOOP referral code: how to use it and what to check at checkout.
The Zone Five Labs WHOOP referral link and code, what the referral does and does not promise, and how to pick the right tier.
Deals & Referrals
Referral links and fitness-tech deals, with the catch explained first.
Zone Five Labs may earn credits or commissions from some links. Each deal page explains who should use it and who should skip it.
Deal Explainer
WHOOP free trial: what you get, what it turns into, and how to cancel.
How WHOOP's one-month Peak trial works, the $239 conversion, the 14-day return and $110 fee, and a 30-day test plan for runners.
Review
WHOOP review for runners: strong recovery coaching, billed every year.
A runner-focused WHOOP review: tier prices, wrist vs bicep accuracy, battery, Strava sync, and who should buy or skip the membership.
Buying Advice
Fitness wearable buying checklist: eight things to check before you buy.
Form factor, sensors, battery, three-year cost, what works without a subscription, app compatibility and return windows, checked brand by brand.
Current WHOOP referral
Use the Zone Five Labs referral link if the checkout terms fit you. Referral guidance last reviewed 2026-10-15.