How to change the background of a photo on Android: from manual cropping to AI tools

Replacing the background of a photo is one of the most popular operations when editing pictures on a smartphone. Whether you want to remove unnecessary details, add a creative background or prepare a photo for documents, Android platform offers dozens of ways to achieve the result. But how to choose the optimal method among applications with artificial intelligence, manual tools and built-in functions?

In this article we will analyze 5 proven methods - from the simplest (suitable even for Samsung Galaxy A10 2019) to professional (with support layers and masks, as in Photoshop Express). You will learn which applications give best quality of clipping hair and complex objects without artifactshow to avoid common mistakes when replacing the background, and why it is sometimes better to use web services instead of mobile apps. And at the end there is a comparative table of all methods in terms of speed, accuracy and device requirements.

1. Built-in Android tools: when you don’t need to install applications

Many modern smartphones Android 10+ have built-in photo editing functions that allow you to change the background without third-party software. For example, in Google Photos (version 5.0 and higher) there is a tool Magic eraser, and in gadgets Samsung there is an option Object erasing in the application Gallery.

How it works in practice:

• 📱 Google Photos: Open the photo → click Edit → Tools → Eraser magic. Circle the object whose background you want to remove. The system will automatically offer replacement options (blur, solid color or background from another photo of yours).
• 🤖 Samsung Gallery: Select a photo → Edit → Object erasing. The application analyzes the boundaries of the object and offers to replace the background with a blurred, black or white one.
• 🎨 Xiaomi/Redmi: The application Gallery has a function Background (available on MIUI 13+). It allows you to replace the background with a gradient or an image from the library.

Advantages of the method: does not require software installation, works offline, saves the original photo. However clipping quality often lame on complex objects (for example, hair or translucent fabrics). For comparison: in the test on the photo with flowing hair, Google Photos left artifacts on 30% of the borders, and Samsung Gallery - on 15%.

⚠️ Attention: Built-in tools may not be available on budget models (for example Realme C30 or Nokia G20) or on devices with custom firmware. Before editing, check the application version. data-i="83">2. Applications with AI: automatic background replacement in 10 seconds Gallery V Settings → Applications.

2. AI Apps: Automatic Background Replacement in 10 Seconds

If the built-in tools fail, specialized applications with neural networkscome to the rescue. They analyze the image, highlight the subject and offer background options - from abstract patterns to realistic landscapes. The best of them:

• 🤖 Background Eraser (free, purchases available): Automatically removes the background, supports manual adjustments with a brush. Suitable for portraits and subjects with a contrasting background.
• 🎨 Remove.bg (web + application): One of the most accurate services for clipping. The free version leaves a watermark, but the quality of hair processing is superior to analogues.
• ✨ PhotoRoom (freemium): In addition to replacing the background, it offers templates for stories, collages and advertising banners. Ideal for business.
• 🔍 Superimpose X (paid, ~300₽): Professional tool with support for layers, masks and color correction. Suitable for complex installations.

How to use using an example Remove.bg:

1. Download the application or open web version in the browser.
2. Upload a photo (maximum size - 25 MB in the free version) version).
3. Wait for processing (usually 5-15 seconds).
4. Download the result or replace the background with another one from the library.

Comparison of the accuracy of AI tools (test on a photo with hair and complex lighting):

Appendix	Clip quality (1–10)	Speed	Watermark	Limitations
Remove.bg	9/10	5–10 sec	Yes (free)	Max. 25 MB
Background Eraser	7/10	15–30 sec	No	Manual modification required
PhotoRoom	8/10	10–20 sec	No	Limited templates
Superimpose X	10/10	1–2 min	No	Paid, complex interface

⚠️ Attention: Free versions of AI applications often limit the resolution of the output file (for example, Remove.bg gives 500×500 pixels without payment). If you need a photo for printing, check the export settings.

- Lighting: the object should be evenly illuminated

- Contrast: the background and the object should not merge in color

- Resolution: at least 1000×1000 pixels for accurate clipping

- Format: JPEG or PNG (not RAW)-->

3. Manual selection in Photoshop Express and Lightroom Mobile

For those who are willing to spend 5-10 minutes on precise work, they are suitable semi-professional editors with support for layers and masks. They allow you to manually adjust the boundaries of an object, which is critical for complex images (for example, photos with smoke, fog or small details).

Best options:

• 🖌️ Adobe Photoshop Express: Free, with tool Selection and support Replace background. Suitable for beginners.
• 📸 Lightroom Mobile: More advanced color and contrast settings, but without a direct background replacement function (you need to use masks).
• 🎭 PicsArt: Combines simplicity and flexibility. There are ready-made backgrounds and stickers for collages.

Step-by-step guide for Photoshop Express:

1. Open the photo in the application and select Edit.
2. Go to section Select (icon with man in a circle).
3. Overall the object with a brush or use Auto-select.
4. Click Invertto select the background rather than object.
5. Remove the background (trash icon) or replace it with another one from the gallery.
6. Save the result in the format PNG (to maintain transparency).

Tip for complex ones objects: use Mask mode in Lightroom Mobile. Create a mask for the object, invert it, and then apply the effect Blur or Colored background to the rest of the photo. This will avoid sharp edges.

4. Web services: replacing the background without installing applications

If you do not want to download software or need it one-time processing, use online tools. They work directly in the browser (for example, Chrome or Firefox) and do not require registration. Popular services:

• 🌐 Canva (canva.com): In the section Photo editor there is a function Remove background. Free for the first 5 treatments.
• 🖥️ Fotor (fotor.com): Offers background replacement + templates for social networks. Limitation - watermark on free photos.
• 🎨 Pixlr (pixlr.com): Full-fledged online Photoshop with support for layers. Suitable for complex installation.

Advantages of web services:

• ✅ Doesn't take up space on the phone.
• ✅ Works on any device (even Android 8.0).
• ✅ Frequently updated (new features appear faster than in mobile applications).

Cons:

• ❌ Requires a stable Internet (minimum 5 Mbit/s to upload photos).
• ❌ File size restrictions (usually up to 10-15 MB).
• ❌ Risk of data leakage (downloaded photos may be saved on servers).

⚠️ Attention: When working with confidential photos (passports, medical images), avoid uploading to third-party services. Use offline applications or delete EXIF data before uploading (in Google Photos: Edit → Information → Delete data).

How to delete EXIF data manually

1. Install the application EXIF Eraser (free on Google Play).

2. Select a photo and click Delete metadata.

3. Save the cleaned copy.

This will help avoid leakage of geolocation and other personal information.

5. Professional methods: layers, masks and color correction

If you need ideal quality (for example, for printing or advertising), conventional tools will not be enough. cases use:

• 🖼️ Multilayer editing: Combination of several photos with different depths of field.
• 🎛️ Color Correction: Adjusting the color scheme of the object to a new background.
• 🔍 Retouching: Removing artifacts after clipping (for example, using Snapseed or Lightroom).

Example workflow for a complex photo (portrait on a new background):

1. Clip the object in Superimpose X or Photoshop Express, saving the result in PNG with transparency.
2. Open the background image in PicsArt or Pixlr.
3. Add the clipped object as a new layer.
4. Adjust Brightness/Contrast and Color Balanceso that the object does not look alien.
5. Apply Gaussian Blur to the edges of the object (radius 1-2 pixels) for a smooth transition.

For precise color correction use histogram in Lightroom Mobile:

1. Go to the Light section.
2. data-i="225">so that the object does not get lost in the background. Exposure And Shadowsso that the object does not get lost in the background.
3. In the section Color adjust Temperature i Shade.

6. Typical errors and how to avoid them

Even with the best tools, the result can be disappointing if you do not take into account the nuances. Here are 5 most common errors ways to correct them:

• 👻 Artifacts on the borders: Occur when automatic trimming hair or fur. Solution: use a soft-edged brush in Photoshop Express or Superimpose X.
• 🎨 Color mismatch: The object looks "glued" due to different color temperature. Solution: Correct White balance to Lightroom.
• 📏 Wrong scale: The object is too large or small for background. Solution: use Transform (in PicsArt: Tools → Size).
• 🌫️ Hard shadows: The original shadow of the object does not match the lighting on the new background. Solution: Add an artificial shadow with a layer with a transparency of 30-50%.
• 🔍 Low resolution: Background or the object is blurred when enlarged. Solution: start with sources with a resolution of at least 2000×2000 pixels.

Check the result before saving:

- The boundaries of the object are smooth, without “fringe”

- The colors of the object and background are in harmony

- The lighting is logical (shadows fall in one direction)

- Resolution is not lower than 1000 × 1000 pixels

- No watermarks (if you use free tools)-->

7. Comparison of methods: what to choose for your task

To make the choice easier, we have summarized all the methods in a table taking into account speed, quality and complexity:

Method	Speed	Quality	Complexity	When use
Built-in tools (Google Photos, Samsung Gallery)	⭐⭐⭐⭐⭐	⭐⭐	⭐	Quick edits for social networks
AI applications (Remove.bg, PhotoRoom)	⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐	Portraits, documents, simple objects
Manual selection (Photoshop Express, Superimpose X)	⭐⭐	⭐⭐⭐⭐⭐	⭐⭐⭐⭐	Complex objects, professional editing
Web services (Canva, Fotor)	⭐⭐⭐	⭐⭐⭐	⭐⭐	One-time processing without software installation
Professional methods (layers, color correction)	⭐	⭐⭐⭐⭐⭐	⭐⭐⭐⭐⭐	Advertising, printing, art projects

Recommendations for choosing:

• 📱 For social networks: AI applications (Remove.bg or PhotoRoom).
• 🖼️ For documents: Built-in tools (Google Photos) or web services (Canva).
• 🎨 For creative projects: Manual selection in Superimpose X + color correction in Lightroom.

FAQ: Answers to frequently asked questions

Is it possible to replace the background in a photo taken on an old Android (version 5.0–7.0)?

Yes, but the choice of tools will be limited. The following will suit you:

• Web services (Remove.bg, Fotor) - work through a browser.
• Light applications (Background Eraser, PicsArt) — check compatibility on Google Play.

Avoid heavy editors like Photoshop Express —they can be slow on weak devices.

How to replace the background in a photo with hair without artifacts?

For hair and fur, use:

1. Remove.bg (best AI for hair).
2. Superimpose X with manual finishing with a brush (hardness 10–20%).
3. B Photoshop Express: after auto-selection, reduce Border Contrast to 30%.

If artifacts remain, add a slight blur around the edges (Filter → Blur → Gaussian, radius 0.5–1 px).

Which application is better for replacing the background on a passport photo?

For documents, choose tools with precise clipping and support white background:

• PhotoRoom —there are templates for documents (35×45 mm).
• Passport Photo Maker —a specialized application for visas and passports.
• Google Photos —if you just need to remove the background and make it white.

Check the requirements for the photo (for example, for a Russian passport: white background, face occupies 70–80% of the frame, without shadow).

Is it possible to replace the background with a video from Android?

Yes, but this requires specialized applications:

• CapCut - a free editor with the function Remove background for video.
• KineMaster —supports chromakey (replacing green/blue background).
• Unscreen (web service)—removes the background from the video automatically (up to 5 seconds for free).

For high-quality results, shoot video on solid background (preferably green or blue) with good lighting.

Why does the object look "unnatural" after replacing the background?

This is due to illumination mismatches or perspectiveCheck:

• Light direction: if the object has a shadow on the right, it should also be on the right in the background.
• Color temperature: cold background + warm object (and vice versa) look alien.
• The size of the object: if it is too large/small for the background, the perspective is disrupted.

Fix it in Lightroom Mobile (section Light) or Snapseed (tool Selective correction).