AI-powered image upscaler that converts photos to stunning 4K resolution in seconds
AI-powered novel to audiobook converter with multi-character voice synthesis
Stage
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Founded
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Based in
GB
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Pricing model
Freemium
Freemium
Pricing
Not given
Free: up to 2 novels, online listening only. Pro Annual: $13.90/year for up to 35 novels with audio download. Premium Lifetime: $22.90 for unlimited novels with audio download. Credit-based conversion: 1 credit = 1,000 characters at $0.50 per credit. Limited time promotion: 10 credits for $5.00 (nor
Key features
AI-powered detail enhancement and reconstruction
Supports JPG, JPEG, PNG, WEBP, BMP up to 10MB
Up to 4x resolution increase
Face enhancement with GFPGAN
Multiple output resolutions (1K, 2K, 4K, 6K, 8K)
Processing in 15-30 seconds
Batch processing API access
Automatic image deletion for privacy
AI voice synthesis with character detection
Smart chapter detection and automatic chapter splitting
High-quality MP3 audio output
Built-in audio player with chapter navigation
Download audiobooks for offline listening
Personal voice novel library with organization
Playback speed control (0.5x to 2x)
Automatic progress tracking across sessions
Instant analysis of character and chapter counts
TXT file upload support
What makes it different
Near-lossless upscaling preserving textures, edges, and natural details
Professional-grade quality suitable for printing and e-commerce
Free basic plan with no credit card required
Lightning-fast processing with optimized pipelines
Privacy-first approach with automatic image deletion
Multiple distinct AI voice styles automatically assigned to each character in your novel
Advanced neural networks that understand context, emotion, and pacing for authentic narration
Professional multi-narrator feel with intelligent character voice assignment
Lupa AI Upscaler
VoiceNovel