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Google Nano Banana Guide

Google Nano Banana
28 August 2025 by
Google Nano Banana Guide
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Google Nano Banana Image Editing Guide


If you're looking for a tool to create eye-catching visuals with simple text prompts, Google Nano Banana (officially Gemini 2.5 Flash Image) is your go-to! This AI-powered image editing tool from Google lets you effortlessly modify images with text instructions, whether it's swapping backgrounds, changing styles, or restoring old photos.


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Google Nano Banana: Transform Images with Text
What is Google Nano Banana?

How to Play with Google Nano Banana​

Multi-Image Fusion Prompt Examples


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What is Google Nano Banana?

Google Nano Banana: Transform Images with Text


Google Nano Banana is an AI image editing tool developed by Google DeepMind, formally called Gemini 2.5 Flash Image. Its standout feature is text-driven editing, allowing you to edit or generate images with simple Chinese (or other language) prompts—no design skills required! Want to place your friend’s photo on a tropical beach or turn your pet into a cartoon? Just type a sentence, and Nano Banana delivers in seconds!


In LMArena’s Image Editing Arena, it shines for its precision and image consistency, earning the playful nickname “Nano Banana” for its speed and ease. Integrated into the Gemini app, free users get 100 daily edits, while paid users enjoy up to 1,000, unlocking a world of creative possibilities!









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How to Play with Google Nano Banana

  1. Simple Text Prompts, Zero Learning Curve
    Describe your idea in everyday language, like “Change the background to a starry sky,” and the AI instantly delivers. No Photoshop skills needed—beginners can create pro-level results!
  2. Character Consistency Nano Banana 
    Nano Banana preserves key features, like a person’s face or a pet’s fur color. Turn your dog into an astronaut, and it’ll still look like your furry friend!
  3. Multi-Step Editing
    Use conversational editing to refine step-by-step: “Change the background to a forest → Add some mist → Adjust lighting to dusk.” The AI remembers context for seamless results.
  4. Versatile Features
    • Background Swap: From city skylines to dreamy starry skies, one sentence does it all.
    • Style Transformation: Turn photos into watercolor, cyberpunk, or anime styles.
    • Object Removal/Addition: Erase passersby or add a spaceship in the sky.
    • Photo Restoration: Revive old photos, colorize black-and-white images, with natural details.
    • Multi-Image Fusion: Combine multiple photos into one scene for limitless creativity.

How to Get Started with Google Nano Banana?

  1. Log into Gemini: Visit gemini.google.com or download the Gemini app and sign in with your Google account.
  2. Upload or Describe: Upload one or more photos or describe your desired image (e.g., “A cat drinking coffee on a Paris street”).
  3. Enter Instructions: Type simple Chinese prompts like “Change the shirt to blue” or “Set the background to a snowy mountain,” then hit generate to see results in seconds!

Multi-Image Fusion: Step-by-Step

  1. Prepare Images: Select 2–3 clear, themed images (e.g., a portrait, a background, or an object). Upload them via the Gemini app or website. gemini.google.com or app)
  2. Log In: Use your Google account for 100 free daily edits—plenty for experimenting!
  3. Input Fusion Prompt: Describe the desired effect clearly, specifying roles, positions, and scene details. The AI will blend the images automatically.
  4. Review & Refine: If the result needs tweaks, use conversational prompts like “Move the person to the left” or “Darken the background.”

Multi-Image Fusion Prompt Examples

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  1. Portrait + Background:​
    • A photo that looks like it was shot in Paris
    • Prompt: “Blend my selfie with a Paris Eiffel Tower night scene, place me in the foreground with natural lighting, slightly blur the tower for depth.”
    • Result: A photo that looks like it was shot in Paris, with realistic lighting and proportions.
  2. Multi-Character Scene
    • Prompt: “Combine my photo and my friend’s into a fantasy forest scene with a dragon flying in the background. Place us on the grass in the foreground, ensure consistent lighting, and add dragon shadows on the ground.”
    • Result: An epic, movie-like fantasy scene.
  3. Art Style Fusion
    • ~
    • Prompt: “Merge two photos (a cat and a cityscape) into one scene with the cat on a skyscraper rooftop, apply a soft watercolor style to the entire image.” Result: A stunning, artistic blend of cat and city in a watercolor masterpiece.
    • Result: A stunning, artistic blend of cat and city in a watercolor masterpiece.

Tips for Writing Fusion Prompts

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  • Be Specific: Clarify roles (e.g., “First image is the person, second is the background”).
  • Define Positions: State where elements go (e.g., “Person in the center, background fills the frame”).
  • Focus on Lighting: Add details like “Sunlight from the left” or “Natural shadows” for realism.
  • Unify Style: Request a consistent look, like “Apply a cyberpunk style” or “Keep realistic lighting.”
  • Refine Step-by-Step: Tweak with follow-up prompts like “Enlarge the person” or “Add fog to the background.”

Editing Tips

  • Clear Prompts: Specific instructions like “Change the background to a neon-lit Tokyo street at night” work better than vague ones.
  • Step-by-Step Edits: Make small changes incrementally for better control.
  • Try Styles: Use “Van Gogh style” or “Studio Ghibli vibe” for unique social media visuals.
  • Check Watermarks: Generated images include visible or invisible SynthID watermarks for ethical compliance.

Limitations of Google Nano Banana

  • Complex Scenes: Tasks like “Change text in the image to Chinese” or surreal scenes may have errors.
  • Regional Restrictions: Some features vary by region—check if Gemini is fully available in your area.
  • Clear Instructions Needed: Vague prompts may lead to unexpected results, so practice crafting precise prompts.


If you need AI advertising production and AI marketing services, our platform also offers related services, integrating the latest AI technology to elevate your brand to the next level! 99AICreator is a Hong Kong-based AI marketing company focused on incorporating AI technology into advertising and brand strategies, providing efficient and innovative marketing solutions. Here are their core services to seamlessly take you from creativity to marketing!

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99AICreator’s AI Advertising & Marketing Services

  1. AI Models & Virtual Influencers: Create custom virtual characters (humans, cartoons, or animals) for product demos, ads, or social media, slashing traditional model costs.
  2. AI Video Ad Production: From script to editing, generate high-quality video ads with special effects (e.g., “Showcase your product on Mars”) using just one photo.
  3. AI Graphic & Ad Design: Produce social media posts or posters with trend-driven designs, enhanced by unique lighting and shadow effects.
  4. AI-Driven Social Media Content: Create original IG Reels, short videos, and posts, with AI-optimized audience targeting and posting schedules for maximum engagement.
  5. AI Video Translation & Lip-Sync: Localize ads for global markets (e.g., Chinese, English, Japanese) with seamless lip-sync for a natural look.
  6. AI Automation & Market Reports: Get real-time market insights, competitor analysis, and automated workflows for social posts, SEO, and data integration.
  7. AI SEO & Social Promotion: Optimize keywords and content to boost website rankings and ad performance, targeting audiences for higher conversions.

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Conclusion

Google Nano Banana’s multi-image fusion lets you seamlessly blend photos into stunning visuals for social posts, ads, or personal projects. With clear text prompts, the AI unlocks endless creative possibilities. Try it out, transform your photos into cinematic masterpieces, and share your cool creations in the comments! Want to learn advanced prompts? Let us know! Pair it with 99AICreator’s AI advertising services, and your creativity will soar to new heights!


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