Question: How can I upscale low-resolution images to high-quality ones while maintaining the original details and aesthetic?

If you want to upscale low-resolution images to high-resolution and high-quality versions without losing the original details and look, Let's Enhance is a good choice. This AI-based tool can upscale low-resolution or blurry images to high resolution and high quality. It has options for upscaling to 4K and higher, batch processing, HDR filters, background removal and integration with APIs for business use. It's geared for creative professionals, printing, e-commerce and real estate customers who need to rapidly resize and improve images.

Another contender is Remini, which converts low-quality photos and videos into high-resolution images. Remini has options for face enhancement, color tuning, noise reduction and background detail enhancement. It can fix common photo issues like blur, camera shake and focus problems, and upscale photos and videos up to 2x without losing quality. Remini is available through a simple API and is good for social media, heritage preservation, printing services, e-commerce, education and magazines.

If you're looking for a more general-purpose photo editing tool, VanceAI has a variety of tools for upscaling, sharpening, denoising, removing backgrounds and restoring photos. It also has the ability to convert images into cartoon or sketch styles and an AI background generator. VanceAI can process in batches and offline, so it's good for professionals, marketers and business owners who have a lot of photos to process.

Last is Upscayl, a free and open-source AI-based image upscaler that can upscale images up to 16x better resolution. It has the flexibility to fine-tune image quality and performance with different AI models. Upscayl runs on multiple operating systems and can process images offline without a network connection, making it a good tool for creators, businesses, designers, developers and artists.