Aiconvert
Promptigen (on AI Convert) converts any uploaded image into ready-to-use AI image prompts with three modes—Concise, Professional, and Nano Banana Pro—providing OCR, physics-aware descriptions, and prompts optimized for modern editing/generation models. The tool is free and requires no registration.
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Quick Overview
Best for: Creative & Design
What it does
Image & Design software for decision-makers comparing workflow fit and alternatives.
Best fit
Creative & Design
Pricing snapshot
Free
Next step
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Promptigen is an image-to-prompt generator hosted on AI Convert that turns uploaded images into ready-to-use text prompts for AI image generators and editors. It offers three generation modes—Concise Prompt for quick inspiration, Professional Prompt for advanced editing and modification commands (including negative prompts), and Nano Banana Pro for exact OCR and physics-aware descriptions. The product targets creators and professionals who want to reverse-engineer an image's style, obtain editing instructions, or extract text and material/lighting details. The tool is presented as free, unlimited, and usable without registration.
Promptigen (on AI Convert) converts any uploaded image into ready-to-use AI image prompts with three modes—Concise, Professional, and Nano Banana Pro—providing OCR, physics-aware descriptions, and prompts optimized for modern editing/generation models. The tool is free and requires no registration.
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Claim this listing for $29Key Features
Multiple Prompt Modes
Concise Prompt (short descriptive prompt under 70 words), Professional Prompt (detailed editing instructions including style, lighting, color, and negative prompt), and Nano Banana Pro (exact OCR and physics-aware descriptions).
Exact OCR and Physics Description
Nano Banana Pro mode extracts text from images and describes the physics of light and materials for generators that support text rendering.
Optimized Prompts for Specific Models
Professional prompts are optimized for editing models like Seadream; Nano Banana Pro is optimized for Flux and Gemini 3.
Simple Upload & Copy Workflow
Upload PNG/JPG/WEBP images, select prompt type, and copy the generated prompt to paste into your chosen AI image generator.
Free & Unlimited
The page states the tool is completely free and unlimited with no registration required.
Pricing
Completely free and unlimited to use with no registration required.
Use Cases
Reverse-engineer an image's style
Upload an image to get a professional prompt that recreates its aesthetic, mood, and composition for use with AI image generators.
Prepare prompts for advanced editing models
Generate detailed editing instructions (including negative prompts) formatted for models like Seadream to perform sophisticated edits.
Extract text from images and describe scene physics
Use Nano Banana Pro to transcribe text from infographics/signs and obtain physics-aware descriptions optimized for Flux and Gemini 3.
Quick inspiration for generative art
Use the Concise Prompt mode to get short, descriptive prompts compatible with Midjourney, Stable Diffusion, and similar generators.
Integrations
Midjourney
Concise prompts are described as working well with Midjourney.
Stable Diffusion
Concise prompts are described as working well with Stable Diffusion.
Artigen Pro
Concise prompts are noted to work with Artigen Pro.
Seadream
Professional prompts are specifically formatted and optimized for Seadream (modern editing models).
Flux
Nano Banana Pro is optimized for Flux models that support text rendering.
Gemini 3
Nano Banana Pro is optimized for Gemini 3 models that support text rendering.
GPT-4o image generator
The page mentions compatibility with GPT-4o image generator and other platforms that accept descriptive text prompts.
Benefits
Limitations
Frequently Asked Questions
Which AI image generators can I use these prompts with?
Is this image to prompt tool completely free?
What kind of images produce the best prompts?
Getting Started
- 1 Step 1: Upload an image (PNG, JPG, or WEBP) from your device.
- 2 Step 2: Choose a prompt type: Concise Prompt, Professional Prompt, or Nano Banana Pro.
- 3 Step 3: Copy the generated prompt and paste it into your preferred AI image generator or editor.
Support
website/contact
The site lists a Contact link in its navigation/footer for inquiries and a Subscribe option for updates.
API
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