It pays to plan with a free HyperJar Account and Butternut Box
Pay in advance for a fresh take on dog food with Butternut Box and receive a 4.8% Annual Growth Rate on every pound, calculated and added daily.
Only on HyperJar.
Grow your Butternut Box rewards with HyperJar
Vet Approved. Grain Free. Made in the UK
Perfectly portioned pouches, frozen to lock in the freshness and delivered in insulated boxes at a time that suits you.
How HyperJar Works
Open a free account and order
your HyperJar card
Sign up for a free HyperJar account and get sharing your Jars today. Your card will arrive in just days and you can use it to spend directly from Jars.
Organise your money around
You+ your life
You can have as many spending Jars as you like. What’s more, you can spend directly from a Jar when you link a Jar to your card. There’s no need to “move money about”.
Share Jars with your friends
Shared Jars are like pop-up joint accounts – but without the faff! Share spending with friends & family by inviting them to join HyperJar.
Save Now, Buy Later with our partners and watch your money grow
HyperJar partners allow you to save where you shop – when you save with a HyperJar partner your money grows at 4.8%/annum currently. New partners and offers are being added all the time.