Free AI image generation from Japanese text and reference images
Convert PowerPoint and PDF slides into narrated videos with an AI avatar presenter
Stage
Not given
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Founded
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Based in
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Pricing model
Free
Freemium
Pricing
Free trial with generated credits upon registration; credit requirements vary by model, resolution and quality settings, visible before generation.
Free tier: 60 credits on signup (enough for 6-page deck). Credits cost 10 per page. Credit packs: Starter $39 for 2,000 credits (~200 slides); Creator $99 for 6,000 credits (~600 slides); Studio $299 for 20,000 credits (~2,000 slides). All packs never expire. Credits can also be purchased via monthl
Key features
Japanese language prompts for image generation
Multiple AI models including GPT Image and Nano Banana
Adjustable aspect ratios and composition settings
Reference image upload for style and composition guidance
Prompt gallery with examples to learn from
Customizable resolution and quality settings
Image history and download functionality
Background removal tool
Cloud-based processing with no GPU installation required
Support for PowerPoint (.pptx, .ppt) and PDF files up to 40 pages
Editable draft scripts generated from slide text before rendering
Custom presenter registration from 8-30 seconds of video
Voice cloning from reference audio on all plans
Per-slide chapters for video navigation
Single MP4 output per deck with lip-sync
Failed renders fully refunded
Shareable links for finished videos without requiring viewer account
What makes it different
Japanese-language prompt support eliminates need for English translation
Iterative refinement workflow allows gradual adjustment of composition, color and style
Gallery of example prompts helps users learn effective prompt writing without starting from scratch
Credit system shows generation cost before processing, with automatic refund on failed attempts
9–35× cheaper per minute than competitors like Synthesia and HeyGen
No video length cap: renders up to 80 minutes as a single video without splitting
Custom presenters and voice cloning included on all plans, including free tier
Self-hosted delivery option available for organizations with data residency requirements
AI Gazou®
DocPresenter