Monu Tools

背景移除工具

從照片中移除背景並下載透明的 PNG,去背運算完全在你的瀏覽器中進行,不會上傳任何內容。

如何使用 移除背景

  1. 01

    拖入一張照片,它會在你的瀏覽器中讀取,絕不會上傳。

  2. 02

    系統會自動在你的裝置上移除背景;第一次使用時會下載一個小型模型。

  3. 03

    選擇透明或彩色背景,然後下載你的 PNG。

On-device AI, not a server

This background remover runs entirely on your device. Most online removers upload your photo to a server and process it there; this one loads a small AI model into your browser and does the work locally, so your image stays private and nothing is uploaded.

What you get

The result is a transparent PNG, the background cut away cleanly. You can also drop the cutout onto a white, black or custom background color before downloading, which is handy for profile pictures, product shots and thumbnails.

What images work best

It uses a portrait matting model, so it is at its best on photos of people: portraits, selfies and full-body shots. It handles many clear single subjects too, but very busy or low-contrast scenes, or fine strands of hair against a similar background, can be less precise.

First run and browser support

The first time you use it, a small model (about 13 MB) downloads to your browser and is cached. After that the tool runs fast and even works offline, because the model is already on your device and there is no server round trip.

Where it can, the tool uses your graphics hardware (WebGPU) for speed and falls back to a slower but compatible mode otherwise, so it works across modern browsers without any setup, plugin or account.

Private by design

Because the cutout is computed locally, this is a genuinely private way to remove a background from sensitive or personal photos. Nothing about the image is sent anywhere or logged.

常見問題

我的照片會被上傳到伺服器嗎?

不會。背景完全由裝置端 AI 模型在你的瀏覽器中移除,所以你的照片絕不會離開你的裝置,不會上傳任何內容。

哪種圖片效果最好?

它專為人物照片調校:包括人像、自拍和全身照。它也能處理許多清晰的單一主體,但畫面雜亂或對比度低的場景可能較不精確。

為什麼第一次使用時要稍等一下?

第一次使用時,會下載一個小型 AI 模型(約 13 MB)到你的瀏覽器並快取起來。之後移除背景就會很快,而且支援離線使用。

我能得到透明背景嗎?

可以。你可以下載透明的 PNG,或在下載前將去背圖放在白色、黑色或自訂顏色的背景上。

嵌入此工具

將此工具加入你自己的網站。複製下方的程式碼片段,它會自動保持最新。

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