Free: $0/month (100 sessions per month, 2 live prototypes, 30 days history); Solo: $12/month with 12-month commitment ($14 standard monthly, $12 annually saves $24/year, 500 sessions per month, 5 live prototypes, 3 months history); Pro: $24/month with 12-month commitment ($29 standard monthly, $24 a
Key features
Keep the first frame intact and stitch the following subtitle slices automatically
Process and export images locally with HTML5 Canvas without uploading photos
Support for Chinese, Latin, Thai, Vietnamese and Arabic fonts
Adjust font size, text color, outline color and slice height
Film color presets including Nolan White, Wong Kar-wai Gold, Tokyo Cyan and Minimal Mono
Customizable watermark with position, opacity and font size options
Support for JPG, PNG and WebP image formats
Interface available in Chinese and English
Safe margin adjustment for subtitle positioning
2.39:1 Cinemascope canvas ready
Flow: visualize user paths screen by screen
Heatmaps: see where users click on every screen
Sessions: detailed user journey records
Target paths: track conversion through key steps
A/B testing: split users between two prototype versions
Compare: side-by-side analysis of versions or audiences
Audiences: segment sessions by link source or QR codes
Figma plugin: one-click publishing from Figma
What makes it different
No account or installation required
All image processing runs locally in your browser
Automatically stitches subtitle slices while keeping the first frame intact
Multiple film-inspired color presets for professional styling
Full customization of fonts, colors, outlines and watermarks
No code required from users: open link and use prototype as usual
Privacy-focused: no names, emails or IP addresses stored
All features available in every plan, including free
Instant publishing: frozen prototype version goes live immediately
Shadow Snap
DASHUND