The UK's Best Side Hustles & Referral Offers

Robinhood UK is the FCA-authorised arm of the US-listed broker, offering commission-free US and UK share trading with a refer-a-friend free-share reward.

Octopus Energy is a UK renewable energy supplier with one of the biggest ongoing referral schemes — cash credit for both parties when a new customer completes a switch.

EDF is a major UK energy supplier with a customer-only ‘Recommend a Friend’ scheme that credits both accounts once the new customer's switch completes.

E.ON Next is a major UK energy supplier with a periodic refer-a-friend credit for both parties when a new customer completes a full supply switch.

Rakuten is a global cashback site offering percentage cashback at hundreds of UK retailers, with a welcome bonus paid after your first qualifying purchase.

Jam Doughnut is a UK app that lets you buy gift cards from high-street retailers at a discount, effectively giving instant cashback plus a refer-a-friend bonus.

Cheddar is a UK cashback app offering instant payouts on purchases at high-street partners and a refer-a-friend bonus when your invitee links a debit card.

Shopmium is a UK grocery cashback app — buy featured products at any supermarket, upload the receipt, and get cashback plus a free product welcome offer.

Snoop is a UK Open-Banking money app that surfaces switching, cashback and bill-saving deals, with a periodic refer-a-friend voucher for both parties.

Airtime Rewards partners with UK retailers to give cashback off your mobile phone bill — additional to our existing Airtime Rewards page, this covers their premium tiers and stacking tips.

Uber's UK refer-a-friend scheme gives both parties ride credit or a percentage off their next trips when a new user takes their first qualifying ride.

Uber Eats runs a UK refer-a-friend voucher scheme — a small discount for both parties when your invitee places their first qualifying order.

Gousto is a UK recipe-box service with an established refer-a-friend programme — new customers get a large first-box discount and the referrer receives box credit.

Too Good To Go is a UK anti-food-waste app selling unsold food at a discount, with a periodic refer-a-friend credit for both parties on your next Magic Bag.

Costa Coffee's UK loyalty app runs a periodic refer-a-friend Beans (points) bonus when your invitee joins and makes a first qualifying purchase.

Caffè Nero's UK loyalty app periodically runs a refer-a-friend free-drink bonus for both parties when a new member scans their first qualifying purchase.

Trip.com is a global online travel agency operating in the UK, with a refer-a-friend scheme paying Trip Points (usable against hotels and flights) to both parties.

Whatnot is a UK live-shopping and reselling platform popular for trading cards, sneakers and collectibles, with credit paid to both parties on the invitee's first buy.

Vinted is a UK-friendly second-hand marketplace with a refer-a-friend scheme paying credit into both accounts once the new user completes a qualifying purchase.

Sky's UK ‘Recommend a Friend’ programme pays existing customers a voucher when a friend takes out an eligible new Sky TV or broadband package.