The RunDiffusion Platform (Formerly Runnit Platform) just got even easier! In addition to its tools, the platform now includes dedicated apps. In this tutorial, we’ll walk you through using one of the first available apps: Birthday Card Maker.
Whether you’re experimenting with AI for fun or sending a personalized greeting, this app makes it easy let's dive in!

Accessing Apps on the RunDiffusion Platform
Go to the RunDiffusion Platform
Head over to the RunDiffusion Platform and log in to your account.

Find the Apps
On the left-hand sidebar, you’ll now see a new link labeled Apps right below Tools. Click it to bring yourself to the Apps page on the RunDiffusion Platform.

🎂 Create a Birthday Card
Let’s try the Birthday Card Maker, a fun tool for instantly generating a custom AI birthday card.
3. Choose the Birthday Card Maker App
In the Apps menu, locate and click Birthday Card Maker.

4. Fill in the Details

- 👤 Recipient’s Name – Who is the card for?
- 🎨 Text Color – Choose the color of the message text.
- 🖼️ Background Color – Select the main color theme for the card.
- 🧸 Favorite Things – List a few of the recipient’s favorite things (e.g., pizza, dinosaurs, space).
- 🎭 Card Character – Pick a character or theme (like a panda, astronaut, or fairy).
These inputs personalize both the visuals and the message.
5. Click "Run"
Once the form is complete, hit the “Run” button. The AI will generate a unique birthday card with custom artwork and a cheerful message tailored to your inputs.
🪄 Within seconds, you’ll have a downloadable birthday card that feels personal and thoughtful — without the hassle.


✅ Give it a Try
The new Apps section on the RunDiffusion Platform makes creation easier than ever. With tools like the Birthday Card Maker, you can craft something meaningful in seconds.
It’s perfect for:
- AI newcomers testing out fun tools
- Busy creators who want fast results
- Anyone who wants to impress a friend with an AI-powered birthday surprise!
📖 Further Reading
Get more from your RunDiffusion Platform experience with these helpful guides:

