Nano2Image

AI Photo Colorizer for Black and White Photos

Colorize a black and white photo online with AI. Add natural-looking color to old portraits and family photos—no prompt or manual painting needed.

See black-and-white photo colorization examples

Explore colorization examples for portraits, family photos, and street scenes.

Portraits

Add natural-looking color to portraits

Add color to a black-and-white portrait, from skin tones and hair to clothing and the background. Compare the original and colorized versions side by side.

Colorize your portrait
Black-and-white portrait of a woman in a garden
Black & white
Color version of the same woman with brown hair, a blue cardigan, and green foliage
Colorized
Family photos

Colorize old photos from family albums

See parents, grandparents, and childhood moments in color. Create a colorized copy of an old family photo to share with relatives or add to a digital album.

Colorize your family photo
Black-and-white photograph of two parents and two children on a garden bench
Black & white
Color version of the family with blue, mustard, and pink knitwear and a green patterned dress
Colorized
Streets & scenery

Add color to photos of streets and scenery

Turn black-and-white photos of streets, buildings, and travel memories into color versions for personal albums and local history projects.

Colorize your photo
Black-and-white village street with stone houses, a parked car, a tree, and a bicycle
Black & white
Color version of the village street with warm stone houses, green foliage, and blue sky
Colorized

Colors are interpretations and may differ from the original scene.

How to colorize a black and white photo

Upload, start colorization, compare, and download—all on this page.

01

Upload your photo

Choose a clear JPG, PNG, or WebP image up to 10 MB. Use a scan or a well-lit photo of your original print.

02

Start AI colorization

Review the required credits, then click Colorize photo. There is no prompt to write or color palette to choose.

03

Compare original and result

Switch between the original and colorized photo. Check faces, clothing, and background details before downloading.

04

Download your photo

Save the result you want to keep. For a batch, review each photo separately and download the completed results.

Paid access unlocks batches of up to 5 photos. Each photo uses credits separately. Keep this page open while the batch is processing.

Colorize photos for family memories and personal projects

Create colorized copies for family albums, keepsakes, and personal history projects.

Family albums

Revisit family memories

Add color to photographs of parents, grandparents, and childhood moments. Keep the original and share the colorized copy with relatives.

Family albumsChildhoodReunions
Special occasions

Rediscover weddings and celebrations

Create colorized copies of wedding portraits, birthday photos, and other milestones for a celebration album or personal keepsake.

WeddingsBirthdaysAnniversaries
Family history

Create colorized copies for family history

Add an AI-colorized version to a family tree or personal history project. Label it clearly and preserve the black-and-white source.

GenealogyFamily treesPersonal archives
Places & travel

Revisit places from the past

Use an old street, hometown, or travel photograph to explore how a place might have looked in color.

TravelHometownsArchitecture

Tips for better photo colorization results

Start with a clear scan or a well-lit photo of your print for better colorization results.

Start with a clear scan

Choose a source photo with visible faces and details. Blur and missing information can make the colorized result harder to evaluate.

Avoid glare and reflections

Photograph prints in even lighting. Keep the camera parallel to the photo and crop away the surrounding surface.

Keep the original photograph

Save your black-and-white image alongside the edited copy. Compare facial features, fine details, and composition after colorization.

Check important colors

AI cannot confirm the original colors of clothing, uniforms, or objects. Use reference photographs or records when accuracy matters.

AI Photo Colorizer FAQ

Answers about old photos, credits, sign-in, downloads, privacy, and batches.

How can I colorize a black and white photo online?

Upload your image, review the credits, and click Colorize photo. Compare the result with the original, then download. Nano2Image handles the colorization automatically, without a prompt or manual painting.

How does an AI photo colorizer add color?

An AI photo colorizer uses tones, textures, and context to predict plausible colors for faces, clothing, objects, and backgrounds. It generates a color interpretation rather than recovering verified original colors.

Can I colorize old photos that are blurry or damaged?

You can upload an old photo, but blur, scratches, and missing details may affect the result. This tool adds color and does not guarantee damage repair. If the image is unclear, try the AI photo enhancer first.

Are the colors in a colorized photo historically accurate?

They may be plausible, but they are not verified. A black-and-white image does not identify the exact original colors. For family history or documentary use, retain the source and identify the result as AI-colorized.

What file formats can I upload?

Use JPG, PNG, or WebP images up to 10 MB each. For printed photos, start with a clear scan or a well-lit photograph without reflections.

Can I colorize multiple photos at once?

Paid access supports batches of up to 5 photos, processed one at a time. Each photo uses credits separately. Select a thumbnail to review its status and result, and keep the page open while processing.

Is photo colorization free, or does it use credits?

Photo colorization uses credits. Check the per-photo cost and your available balance in the tool before starting. Credits are charged when you start colorization, not when you download. A paid plan or credit pack is required to process a batch of up to 5 photos.

Do I need to sign in to colorize a photo?

Yes. Sign in or create an account before starting colorization. Uploading a photo alone does not start processing or use generation credits.

Can I download my colorized photo without a watermark?

A paid plan or credit pack unlocks watermark-free downloads of the generated image at its original output size. Free preview downloads include a watermark and are reduced in size. The output dimensions depend on the generated result; this tool does not guarantee upscaling.

Are my photos shared publicly, and how long are results saved?

This tool keeps public gallery sharing off. Your photo is sent to the services needed to process it. Saved results follow your account plan’s history retention period, shown in My Creations. Download copies you want to keep. See our Privacy Policy for details about data handling.

Can I use the photo colorizer on my phone?

Yes. Open this page in a mobile browser and upload a supported image from your phone. You can generate, compare, and download on the same page.

Add color to your black-and-white photos

Upload a photo, let AI add color, and compare the result with the original.

Upload your photo