Let's Enhance is a popular paid AI upscaling service offering multiple enhancement models and up to 16x upscaling. PixPipe is a free, privacy-first image toolkit that includes Real-ESRGAN AI upscaling running entirely in your browser. Both sharpen and enlarge images using AI, but they differ dramatically in price, privacy, and scope.
Last updated: May 2026
| Feature | PixPipe | Let's Enhance |
|---|---|---|
| AI Upscaling | ✅ Real-ESRGAN (2x/4x) | ✅ Multiple models (up to 16x) |
| Price | Free, no limits | Paid ($9/mo+), credit-based |
| Signup Required | ❌ | ✅ |
| Processing Location | 🔒 100% in-browser (ONNX/WASM) | ☁️ Server-side upload |
| Watermark on Output | ❌ | ❌ (paid plan) |
| Gemini Watermark Removal | ✅ Reverse alpha blending | ❌ |
| Image Compression | ✅ Adjustable quality (10-100%) | ❌ |
| EXIF Stripping | ✅ One-click | ❌ |
| Social Media Presets | ✅ 13 platforms (EN + CN) | ❌ |
| Format Conversion | PNG/JPG/WebP | PNG/JPG |
| AI Image Detection | ✅ 7-method analyzer | ❌ |
| Batch Processing | ✅ Unlimited | ✅ Credit-limited |
Let's Enhance is a capable AI upscaler with impressive model variety and extreme upscaling options — but it requires a paid subscription and uploads your images to the cloud. PixPipe delivers excellent Real-ESRGAN upscaling at 2x/4x completely free, with zero uploads, no signup, and no watermarks. Plus, PixPipe includes compression, watermark removal, EXIF stripping, and social media resizing in one tool. For most creators, PixPipe's free, private, all-in-one approach makes it the smarter choice.