卷印净

Education

Only for iPhone

$0.99 · Designed for iPhone. Not verified for macOS.

iPhone

卷印净是一款专为试卷、作业、白底黑字文档设计的图片处理工具。拍照或导入图片后，自动优化对比度、压制背景杂色、锐化文字，让打印效果更清晰、更省墨。 主要功能 对比预览 左右分屏实时对比原图与效果，所见即所得。 一键预设 标准试卷、深色底反转、极致省墨、高清加粗，四种场景预设快速上手。 精细调节 亮度、对比度、伽马、黑场白场、锐化、字体粗细、暗部提亮、浅灰压制，九项参数自由微调。 明暗反转 针对深色底图片一键反转，适合省墨打印。 打印时间水印 保存时可选择在右下角添加打印时间标注，方便归档管理。 多种导入方式 支持从相册选图，或通过分享扩展从微信等 App 直接导入。 本地处理 所有图像处理在设备本地完成，无需联网，不上传任何数据，保护您的隐私。 保存到相册 处理完成后一键保存到系统相册，随时打印或分享。 适用场景 学生试卷、作业拍照打印 老师讲义、资料复印优化 文档扫描后背景净化 省墨打印，降低墨水消耗 联系我们 应用反馈：在 App Store 中留下评价和反馈

Ratings & Reviews

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The developer, 宝珍 杜, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    宝珍 杜
    Size
    4.1 MB
    Category
    Education
    Compatibility
    Requires iOS 16.0 or later.
    • iPhone
      Requires iOS 16.0 or later.
    • Mac
      Requires macOS 13.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English
    Age Rating
    4+
    Copyright
    © 2026 cybernana
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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