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High-Performance Commercial Native Suite

Batch WebP & AVIF Converter with SSIM Perceptual Quality Tuning

Batch image optimization powerhouse: convert massive image collections from JPEG/PNG/TIFF to WebP and AVIF with automated SSIM quality tuning and alpha retention.

Buy Lifetime License ($19.99) Test Live Engine Demo
Competitor Comparison Why WebPConvert Ultra Is Cheaper & Better
Save $120 - $300/yr vs TinyPNG Cloud API ($0.009/image) / ImageOptim
Traditional Alternative:
TinyPNG Cloud API ($0.009/image) / ImageOptim
$100s/year in metered cloud image API bills
Recurring API costs per image compressed, slow network upload bottlenecks for large catalogs, privacy leaks
Vivian Commercial Engine:
$19.99 One-Time Perpetual
100% Offline Air-Gapped C++17
One-time $19.99 perpetual license, 100% offline local conversion, unlimited image batch processing, zero API fees
Native Desktop Application • Real GTK3 Program Screens
Live Compiled Binary Technical Wiki →
WebPConvert Ultra Native UI Showcase

Core Engine Capabilities

  • High-speed multi-threaded batch conversion pipeline
  • SSIM and PSNR perceptual quality optimization ensuring invisible degradation
  • Preserves transparent PNG alpha channels and ICC color profiles
  • Interactive split-screen visual comparison slider

Dual GUI & Console Interface

Designed for automated batch pipelines and power users alike. Features a high-performance native desktop GUI (GTK3 on Linux / Win32 on Windows) alongside a headless command-line interface with scriptable switches.

# Run native desktop GUI:

./webpconvert --gui

# Headless batch processing:

./webpconvert --batch-sample

Interactive Engine Testbed

Microsecond Benchmarking

Test the live commercial engine execution in your browser through Cloudflare Cloud Platform:

Click 'Execute Engine Test' to dispatch benchmark telemetry...
Perpetual Commercial License
$19.99 / one-time