21st Birthday Group Cards
Make your friend's 21st birthday one for the books with a GroupTogether Card & Gift! Send a card yourself or get the whole crew to leave messages, share embarrassing photos and add silly GIFs.
All Cards 21st Birthday Group Cards
Over 5 million
happy customers
happy customers
21st birthday cards & eGift Cards
- Send a card & eGift Card to the birthday boy or girl in minutes!
- Choose from dozens of fun designs or upload your own
- Share online via email
- Track card activity in your dashboard
21st birthday cards from the whole group
- Unlimited messages on your birthday card
- Add funny photos and GIFs to make them smile (or cringe)
- Anyone can sign the card online with a link
- Invite friends and send reminders via email
- Share online or download as a PDF to print
- Track card activity in your dashboard
Add a gift to make their 21st birthday extra special
- Easily add a birthday gift to your card with GroupTogether.
- Let everyone chip in online for a birthday gift.
- Set a fixed contribution amount or let people contribute what they can.
- Keep contributions anonymous within the group.
- Choose from 150+ eGift Cards in our Gift Store.
- Or, give the GroupTogether AnyCard and let the recipient choose.
- Withdraw the funds (AU only) for a small fee.
How To Send a 21st Birthday Card With GroupTogether
Celebrate a milestone like no other with our selection of 21st birthday cards! Whether you’re looking for a funny, cheeky, or heartfelt way to mark this special occasion, we’ve got the perfect 21st birthday card for any sense of humour. Bring everyone together with a group birthday card, an unforgettable way to celebrate turning 21 with family, friends, or even coworkers.
Step 1: Create Your Birthday Card
Browse our huge range of 21st birthday card designs and set up your card in minutes.
Step 2: Invite & Sign
Invite friends via email or share a link. Add messages, photos, or GIFs, or chip in for a gift.Step 3: Download or Share Online
Download your hilarious birthday card as a PDF to print yourself, or send it digitally.
birthday cards - what customers are saying
You may be wondering
A GroupTogether group card lets everyone add messages and photos to a digital greeting card online. Anyone can sign from anywhere in the world.
Yes! Our group cards are available worldwide. Gift collections and eGift Cards are currently only available in Australia and the US.
The Group Card is $5.50 USD (including tax & fees) in the US, UK and Canada. Buy a pack of cards and save up to 37%. See what’s included on our pricing page.
GroupTogether group cards have unlimited messages included in the price - no additional upgrades required.
Please login to GroupTogether and select the group card from your dashboard. You will be taken to your Track page. Find your Group Card and click the turquoise eye icon to view it.
At the top, right of the page there are 2 icons. Use the curved arrow to copy and paste the digital link to the card, or click the downward arrow to download the PDF to your device. You can share the file or open it and print.
Funny 21st birthday cards
Let's face it - turning 21 is kind of a big deal. Whether you're celebrating your roommate's bday or your sibling's milestone moment, a birthday card signed by the whole group captures all the excitement of turning 21.
GroupTogether makes it easy to collect messages from the whole crew. Get everyone to add personal notes, upload photos of their favourite memories and add funny GIFs. You can also set up a birthday gift collection and get everyone to chip in to buy that bucketlist gift.
Simply pick the perfect 21st birthday card design, share it with your circle and sign away. Download and print out a PDF to give in person, or share an online version. It's the most painless way to organize an epic 21st birthday celebration and make sure everyone gets to toast to your friend’s big day!
Ready to create your 21st birthday card?
Get started in seconds. Pick a design and invite others to sign the 21st birthday card. Set up a birthday gift collection if you like. It’s that easy!
