Free Topaz Gigapixel Alternative: ImageUpscaler vs Topaz (2026)

Topaz Gigapixel: Pros and Cons

Topaz Gigapixel AI is the industry standard for desktop image upscaling. Here's an honest assessment:

Pros

Cons

ImageUpscaler: The Free Alternative

Pros

Cons

Real Quality Comparison

We tested both tools on identical images at 4x upscaling:

Portrait Photo

Topaz: Excellent skin texture, natural eye detail, slight halo on hair edges

ImageUpscaler: Comparable skin texture, slightly smoother eye detail, cleaner hair edges

Verdict: Tie — different strengths, similar overall quality

Landscape Photo

Topaz: Strong foliage detail, good sky texture, accurate color preservation

ImageUpscaler: Slightly more detail in distant objects, similar color accuracy

Verdict: Slight edge to ImageUpscaler for fine detail

AI Art (Midjourney)

Topaz: Good upscaling but sometimes adds unwanted texture to flat color areas

ImageUpscaler: Better preservation of AI art style, cleaner flat areas

Verdict: ImageUpscaler wins for AI-generated content

Who Should Choose What

Choose Topaz Gigapixel If:

Choose ImageUpscaler If:

Try the Free Alternative

Upload your image to ImageUpscaler and compare the quality yourself. You might be surprised how close a free tool comes to a $199 desktop application.

Related: Topaz Gigapixel Alternative | ImageUpscaler vs Topaz