选择图片
图片对比 starts with two local PNG, JPG, JPEG, WebP files or built-in examples.浏览器本地 图片对比
图片对比, 免费.
使用图片对比、图片比较、对比图片、在线图片对比和免费图片对比检查视觉差异，不上传图片文件。
浏览器本地 控制台
图片对比工具
Start with a real before/after example, cycle prepared cases, or replace either side with your own PNG, JPG, JPEG, WebP file.
图片只保留在这个浏览器会话中PNG, JPG, JPEG, WebPPixel metrics only after 高亮差异
Similarity
Needs imagesNeeds Image A + BDifference Score
Needs imagesNeeds Image A + BProcessing Time
Needs imagesNeeds Image A + B添加两张图片开始对比
使用上方栏位、拖拽文件，或加载示例图片组。
Local diff
Needs 图片 A + 图片 B
Add both images before pixel scores can run.Visual Changes
Needs imagesNeeds Image A + BColor Delta
Needs imagesNeeds Image A + BResolution Match
PendingNeeds Image A and B1
上传图片
替换任意一侧图片，或把文件拖到栏位中。
Choose or drop a PNG, JPG/JPEG, or WebP file for 图片 A.
A
原图 / 前
将文件拖到这里，或从设备选择。
仅支持 PNG, JPG, JPEG, WebP。Choose or drop a PNG, JPG/JPEG, or WebP file for 图片 B.
B
修改后 / 后
将文件拖到这里，或从设备选择。
仅支持 PNG, JPG, JPEG, WebP。2
选择模式
切换中央查看器比较两张图片的方式。
3
结果概要
Add both images to unlock local pixel scores.
选择模式
图片对比滑块, 并排图片对比, 叠加图片对比, and 高亮差异 stay in one workflow.结果概要
高亮差异 creates local pixel metrics after the visual 图片对比 review.模式
图片对比: slider, side-by-side, overlay, and local diff
图片对比工具 separates visual review from computed pixel results so scores stay pending until you run 高亮差异.
图片对比滑块
图片对比滑块 helps before/after review for 图片对比 and 图片比较.
并排图片对比
并排图片对比 keeps both files visible for 照片对比 and layout checks.
叠加图片对比
叠加图片对比 helps inspect alignment, color, crop, and spacing changes.
高亮差异
高亮差异 calculates browser-local pixel differences only after you run the local diff.
用途
图片对比 for visual reviews that need clarity
Use the same workflow for 照片对比, AI 图片对比, JPEG PNG 图片压缩对比, 人脸对比, screenshots, and product edits.
What you can do
图片对比工具 selects two files, previews them locally, and compares them in the browser without upload, accounts, or share links.
AI 图片对比
AI 图片对比 means comparing generated image variants visually; this page does not claim automated AI analysis.
照片对比
照片对比 works for retouching, color edits, crops, cleanup, and before/after checks.
JPEG PNG 图片压缩对比
JPEG PNG 图片压缩对比 is supported as a review workflow for exported files, not as a compression service.
图片比较
图片比较 examples can include products, screenshots, scans, design revisions, and generated variants.
并排图片对比
并排图片对比 is useful for UI screenshots, visual QA, and product image revisions.
人脸对比
人脸对比 is limited to visual portrait comparison; it is not identity verification or biometric matching.
Methods
图片对比 with visual inspection and local pixel checks
图片对比滑块, 叠加图片对比, and 并排图片对比 support human review; 高亮差异 runs local metrics only on request.
图片对比 visual review
Use 图片对比滑块, 叠加图片对比, and 并排图片对比 when human inspection is the clearest path.
高亮差异 local metrics
高亮差异 runs after both images load, so local pixel metrics come from browser APIs.
PNG, JPG, JPEG, WebP workflow
图片对比工具 currently accepts PNG, JPG, JPEG, WebP; unsupported image formats are not claimed.
Guide
对比图片 and 图片比较 review in one page
Whether the task starts as 图片对比, 对比图片, or 图片比较, the page keeps selected files local.
对比图片
对比图片 can be a product edit, UI screenshot, generated variant, scan cleanup, or retouch pair.
在线图片对比
在线图片对比 runs in the page while selected files remain in the local browser session.
图片比较
图片比较 checks help decide whether visual inspection is enough or 高亮差异 should run.
人脸对比
人脸对比 is described as portrait image review only, with no identity or biometric claim.
Examples
图片对比 examples
Preview before/after edits, product images, portraits, interiors, and landscape variants as 图片对比 and 图片比较 examples.
Workflow
图片对比 from local files to review
Choose two images, pick a mode, inspect the visible difference, and reset when the 图片对比 check is done.
选择图片
Select the original and changed image from your device for 图片对比.
选择模式
Switch between 图片对比滑块, 并排图片对比, 叠加图片对比, and 高亮差异.
结果概要
Read file details first; pixel metrics are calculated locally after 高亮差异.
隐私
浏览器本地 图片对比
图片对比工具 is designed for browser-local checks that keep selected files in the active page session.
How image files are handled
- No server upload route for selected images.
- No account flow or share URL for selected images.
- No image data, object URL, filename, base64 data, or pixel result is intentionally sent to analytics.
FAQ
图片对比 questions
Answers match the visible 图片对比工具: PNG, JPG, JPEG, WebP, four review modes, and browser-local processing.
免费图片对比?
Yes. 免费图片对比 means you can choose two local files, preview them in the browser, and run local pixel checks from the page.
图片对比工具 formats?
图片对比工具 currently works with PNG, JPG, JPEG, WebP. The page does not claim support for unsupported formats.
图片对比滑块?
Yes. 图片对比滑块 is available with 并排图片对比, 叠加图片对比, and 高亮差异.
图片比较 metrics?
图片比较 metrics are not fake AI scores. File details appear after images load, and pixel metrics run locally after 高亮差异.
图片对比 privacy?
图片对比 is browser-local in this build. The tool does not add server uploads, accounts, share links, image data in URLs, localStorage, or sessionStorage.
AI 图片对比?
AI 图片对比 is phrased as visual comparison of generated variants. It does not mean AI summaries, identity matching, or automated visual judgment.
人脸对比?
人脸对比 can be used for portrait before/after review, not for identity verification or biometric recognition.
Are my image data safe?
Selected images are previewed and compared locally in the browser. Future analytics or ads measurement should not receive image files, object URLs, filenames, base64 image data, or pixel diff results.