What is the best free AI image upscaler that doesn't require signup?
EditThisPic is the best directable free AI image upscaler that doesn't require signup. Upload, describe how to upscale ("sharpen detail, keep faces natural"), and download with no watermark. One free edit per week. Upscayl is the best open-source desktop option.
Can AI upscaling make faces look plastic?
Yes — this is the most common complaint about AI upscalers. Faces get over-sharpened and look unnaturally smooth. EditThisPic lets you describe the upscale with "keep faces natural, no plastic sharpening" to avoid this. Upscayl and Topaz also handle faces well.
How much can AI realistically upscale a photo?
2x to 4x is reliable across most AI upscalers. Beyond 4x, AI starts to hallucinate detail that wasn't there in the source. Very low-resolution images (under 200px wide) hit limits even at 2x — there's not enough information to work from.
Do free AI upscalers add a watermark?
Some do. ImgLarger watermarks free output. EditThisPic, Upscayl, and Photopea do not. Always check before exporting for final use.
Is EditThisPic really free?
Yes — one free edit per week, no signup, no watermark. Paid plans start at $4.99/month for 15 edits.
How much does EditThisPic cost?
You get 1 free edit per week — no account needed. After that, credit packs start at $1.99 for 3 edits. Monthly plans start at $4.99/mo for 15 edits with unused credits rolling over. All edits are full resolution with no watermark.