AllTrails: 33% off (one year of Pro = $19.99)
The coupon code is "52hikechallenge" at checkout on https://www.alltrails.com

ZOLEO: Free ZOLEO activation ($20 USD value / $25 CAD value)
The coupon code is "52HIKECHALLENGE" at checkout on https://www.zoleo.com/en-us

Kula Cloth: 15% off your purchase 
Type in code "52HIKECHALLENGE" at checkout on https://kulacloth.com/

Tailwind: 15% off your first purchase 
Type in code "TRYTAILWIND15" at checkout on https://www.tailwindnutrition.com

Wild Utah Tours: 10% off any tour
Just say 52 Hike Challenge sent you. 
https://www.wildutahtours.com

Hike It Off: 10% off anything in their store
Simply use code "52HIKES" at checkout on https://hikeitofflife.com/

AdventureTripr: $52 off any international trip. Simply use code "52HIKE" at checkout on https://adventuretripr.com/

Gnarly Nutrition: 15% off your first purchase (one use per customer). Type in code.  "52HC15" at checkout on https://gognarly.com/

Cairn App Premium Membership 52 Weeks for FREE
http://promo.cairnme.com/52hikechallenge

Get 52 Free Weeks Premium Membership of the Cairn safety app, which helps you get home safely from any adventure. Keep your loved ones updated, find trail cell coverage (even when you don't have a signal), and download maps for offline use.

Cairn is a budget alternative to expensive satellite communicators and PLBs.

Cairn allows you to record stats, save hikes, and shows total stats by year and month.

How to Redeem: Follow this link, download the app on your mobile device, and log in to your account to start using your premium membership.

Nikwax: 20% off and FREE Shipping on orders over $50. Only valid in the USA. The coupon code is "52HikeChallenge" and is valid through 12/31/23 at https://www.nikwax.com/en-us/products/

Hike Explore Recharge: $200 Discount off a travel adventure. The coupon code is "HER200" at https://hikeexplorerecharge.com/