How to Denoise Photos in Photoshop — And the Free Alternative

How to Denoise a Photo in Photoshop

In Photoshop, go to Filter → Noise → Reduce Noise to access the built-in denoising tool. Adjust the Strength slider (0–10) to control how aggressively noise is removed, the "Preserve Details" slider to protect edges, and "Reduce Color Noise" to remove chroma speckles. For most photos, Strength 6–8, Preserve Details 30–50%, and Reduce Color Noise 50–60% gives clean results without over-smoothing.

There are three denoising methods in Photoshop, each suited to different situations:

• Filter → Noise → Reduce Noise — the classic method. Works on any layer. Good for JPEG noise and mild grain.
• Camera Raw Filter (Neural Filters → Noise Reduction) — AI-powered, available in Photoshop 2023+. Dramatically better than the classic filter, especially on heavy grain.
• Lightroom AI Denoise (via Camera Raw) — if your file is RAW, opening it in Camera Raw gives access to the Denoise button, which uses the same AI model as Lightroom's AI Denoise.

Method 1: Filter → Noise → Reduce Noise (Classic)

Best for: mild to moderate JPEG noise, quick adjustments

1. Open your photo in Photoshop.
2. Go to Filter → Noise → Reduce Noise.
3. In the dialog, adjust:
   • Strength — how much noise to remove (start at 6, increase for heavy grain)
   • Preserve Details — 40–60% keeps edges sharp; lower values smooth more aggressively
   • Reduce Color Noise — set to 50–70% to remove colored speckles
   • Sharpen Details — 10–20% compensates for any softening from denoising
4. Check "Remove JPEG Artifact" if your image has blocky compression artifacts.
5. Toggle the preview checkbox to compare before/after.
6. Click OK.

Limitation: The classic filter is a mathematical algorithm, not AI. It reduces noise by blurring — which means heavy noise requires high Strength settings that also blur genuine detail. Results on extreme grain (ISO 6400+) look over-smoothed.

Method 2: Neural Filters → Noise Reduction (AI, Photoshop 2023+)

Best for: heavy grain, any ISO level — produces significantly better results than the classic filter

1. Open your photo in Photoshop (2023 or later required).
2. Go to Filter → Neural Filters.
3. In the Neural Filters panel, scroll to find Noise Reduction (may need to download the model the first time — click the cloud icon).
4. Use the Strength slider to set denoising intensity.
5. Click OK — the AI processes the image on Adobe's cloud servers (requires an internet connection).

Note: Neural Filters sends your image to Adobe's servers for processing. If privacy is a concern, use the Camera Raw Filter method below for fully local processing.

Method 3: Camera Raw Filter — AI Denoise (Best Quality in Photoshop)

Best for: RAW files or any file where you want the highest-quality AI denoising available in Photoshop

1. Open your file in Photoshop.
2. Go to Filter → Camera Raw Filter (Shift+Ctrl+A on Windows, Shift+Cmd+A on Mac).
3. In Camera Raw, click the Detail panel (the icon that looks like two triangles).
4. Find the Denoise button (available in Camera Raw 15.3+, which comes with Photoshop 2023).
5. Click Denoise — Camera Raw will create a full-resolution AI-processed copy.
6. Adjust the Amount slider if needed, then click Enhance.

This method uses the same AI Denoise model as Lightroom — the best denoising quality available in Adobe's ecosystem, processed locally on your computer using GPU acceleration.

Photoshop Denoising Settings Reference

Noise Level	Method	Strength	Preserve Details
Mild (ISO 400–800)	Classic Filter	4–5	60–70%
Moderate (ISO 1600–3200)	Classic Filter or Neural	6–7	40–50%
Heavy (ISO 6400+)	Neural Filter or Camera Raw AI	8–10	20–30%
JPEG artifacts	Classic Filter	5–7 + check "Remove JPEG Artifact"	50%
RAW files	Camera Raw AI Denoise	Auto or 50–70	N/A

The Free Alternative: Denoise Without Photoshop

If you don't have Photoshop ($20.99/month) or just need a quick fix, imgmend.com produces AI-quality denoising in 30 seconds — free, no account, no download.

imgmend.com uses Real-ESRGAN — the same generation of AI model architecture that powers Photoshop's Neural Filters and Lightroom's AI Denoise — but works entirely in your browser. Upload your photo, wait 10–30 seconds, and download a clean result.

Compared to Photoshop's built-in options:

Feature	Photoshop Classic Filter	Photoshop Neural Filters	imgmend (Free)
Cost	$20.99/month	$20.99/month	Free (3/day)
AI-powered	No	Yes	Yes
Result quality (heavy noise)	Moderate	Very good	Very good
Processing speed	Instant (local)	20–60 sec (cloud)	10–30 sec
RAW file support	Yes	Yes	No (JPEG/PNG/WEBP)
No software required	No	No	Yes
Signup required	Yes	Yes	No

When to use Photoshop: You already have a Creative Cloud subscription, work with RAW files, or need denoising as part of a larger editing workflow in the same document.
When to use imgmend: You need a quick result on a JPEG or PNG, don't have Photoshop, or want free AI-quality denoising without any friction.

Tips for Best Denoising Results in Photoshop

• Work on a duplicate layer — duplicate your Background layer (Ctrl/Cmd+J) before denoising so you can blend the result with the original or undo without losing your work.
• Denoise before sharpening — always remove noise first, then apply sharpening (Unsharp Mask or Smart Sharpen). Sharpening after denoising recovers perceived detail; sharpening before denoising amplifies the noise.
• Use Smart Filters for non-destructive editing — convert your layer to a Smart Object before running Filter → Noise → Reduce Noise. This makes the filter non-destructive and lets you adjust settings later.
• Address luminance and color noise separately — the classic filter has separate Strength (for luminance grain) and Reduce Color Noise (for chroma speckles) controls. Color noise is usually more distracting, so prioritize that slider.
• Zoom to 100% when evaluating — denoising effects are only accurately visible at 100% zoom. The Photoshop preview in the Reduce Noise dialog also shows 100% by default.

Frequently Asked Questions

What is the best way to reduce noise in Photoshop?

For modern versions of Photoshop (2023+): use Filter → Neural Filters → Noise Reduction for AI-quality results, or Filter → Camera Raw Filter → Denoise for the best quality on RAW files. For older versions: Filter → Noise → Reduce Noise with Strength 6–8 and Preserve Details 40–50%.

Is there a free way to denoise photos without Photoshop?

Yes — imgmend.com is completely free for 3 images per day with no account required. It uses Real-ESRGAN AI (comparable to Photoshop Neural Filters in quality) and runs in your browser. Results in 10–30 seconds.

Does Photoshop's Reduce Noise filter work on JPEG artifacts?

Yes — check the "Remove JPEG Artifact" checkbox in the Reduce Noise dialog. This specifically targets the blocky 8×8 grid patterns caused by JPEG compression, separate from random grain. Set Strength to 5–7 and enable the checkbox for best results on compressed images.

Does Photoshop Neural Filters Noise Reduction require internet?

Yes — Neural Filters processes images on Adobe's cloud servers, so an active internet connection is required. The Camera Raw Filter's AI Denoise, by contrast, runs locally on your GPU and works offline.

Can I denoise a photo in Photoshop for free?

Photoshop requires a paid Creative Cloud subscription ($20.99/month). There is no permanently free version. For free AI denoising, use imgmend.com (browser-based, no signup) or GIMP with the G'MIC plugin (free desktop app, not AI-based).

Denoise your photo free — no Photoshop needed →