Tech & Digital Art 60 FPS Hardware Accelerated
Typography Kerning and Anti-Aliasing Comparison: Sub-Pixel Precision
Inspect typographic optical kerning, baseline grid snapping, and macOS vs Windows ClearType sub-pixel font rendering.
Embed This Interactive Slider on Your Site
Works with WordPress, Webflow, Shopify, Squarespace, Ghost, Notion, and HTML websites.
<iframe src="https://diffslider.app/embed/demo-font-rendering-kerning-comparison" width="100%" height="600" frameborder="0" allowfullscreen loading="lazy" style="border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; overflow: hidden; max-width: 100%;"></iframe>
Customizing your embed:
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?theme=light– Force clean white background -
?toolbar=0– Ultra-clean minimalist mode (slider only) -
?pos=65– Set default divider split position to 65% -
?mode=side– Default to side-by-side mode
Make Your Own
Create Your Own Before & After Comparison
Drag & drop 2 to 10 photos. No software to install, no watermark, 60 FPS mobile-ready.
- ✓ Free & no credit card required
- ✓ Up to 1600% synchronized pixel zoom
- ✓ Instant permanent link & embed snippet
Photography & Alignment Protocol
- 截取字号 48pt 以上大标题；
- 放大 800% 观察“AV”、“WA”、“To”等经典字隅间距（Kerning Pairs）；
- 在灰度模式下排查灰度抗锯齿色边。
Frequently Asked Questions
Can font foundries showcase OpenType feature ligatures? ▼
Yes, our high-res lossless rendering lets typographers showcase complex glyph substitution.