No account needed to sign
Anyone with the private link can add a message from their browser.
Give a colleague more than a quick chat message. Choose a work-friendly birthday card, share one private signing link and bring everyone’s messages together before the big day. Learn More
Make room for warm messages, office jokes and photos without passing an envelope between desks or leaving remote colleagues out.
Anyone with the private link can add a message from their browser.
Use extra pages for written notes, photos, GIFs and video messages.
Keep the card away from the recipient while organisers follow contributions.
Send it yourself or schedule the finished card for their birthday.
Choose from funny, warm and polished designs, then open any card to personalise it for your colleague.
Fresh birthday card designs for colleagues, ready for the whole team to sign.

01 / CHOOSE
Pick a design and add the recipient, sender and delivery details.

02 / INVITE
Invite the team through email, Slack or your usual workplace chat.

03 / DELIVER
Review the messages and choose exactly when the finished card arrives.
Learn MoreBuy one group card for the next birthday or choose a 5, 10 or 20-card bundle when your calendar is busy. Contributors never pay to sign, and there is no subscription required.
Managing birthdays throughout the year? See organisation plans for shared planning and billing.
It used to be a nightmare passing a manila envelope around the office. Now, our entire company can chip in and sign from anywhere. Happy Tree Cards has completely transformed how we celebrate birthdays and send-offs!
From single celebrations to office-wide milestones, Happy Tree Cards pricing scales with your needs.
Pay as you go or save more with our popular bundles. No hidden fees or subscriptions required.

Group Signature




Ideal for HR, People and office teams coordinating employee celebrations throughout the year.
Special offer: Share credits with your team and get three months of Professional free with your 100 Group Cards.
The organiser shares one private link. Colleagues open it in a browser and add their message without creating an account.
Yes. The signing link works wherever colleagues are based, so office, hybrid and remote team members can use the same card.
Contributors can add typed or handwritten messages, photos, GIFs and in-browser video recordings.
Yes. Set a future delivery date and keep collecting signatures until the card is ready.
No. You can buy a single group card or a card bundle. Organisation plans are useful when several organisers need shared planning, credits and controls.
Built for work
Find the right setup for your occasion, role or workplace.
Buy one group card or keep a small bundle ready for workplace moments.
ExploreRecognition programmeRun recurring recognition with shared planning, billing and team controls.
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ExploreExecutive assistantsCoordinate polished team cards without chasing a paper envelope.
ExploreHR and People teamsKeep employee celebrations consistent as your organisation grows.
ExploreCompany brandCreate recognisable custom covers for company-wide celebrations.
ExploreCompareSee why workplace teams outgrow free and consumer-first card tools.
ExploreChoose a design now and share the signing link when you are ready.