完全隔离的 Android 架构
采用本地沙盒内存设计。所有操作直接在您的手机处理器上运行，无需外部云端排队。
毫秒级响应 (< 300ms)
0 KB（完全离线）
为什么选择 ScanOrbit 的 添加水印
专为极速、高清和严格隐私打造，无需登录账号或连接任何第三方云服务。
Local Hardware Acceleration
Processed directly on your device with instantaneous execution and zero upload queues.
Zero Cloud Storage Risk
Your documents never leave your phone. Certified 100% private and sandboxed.
Zero Watermarks
Produce clean, professional documents with zero trial watermarks or third-party branding.
只需简单 3 步
无需专业技巧，几秒钟即可生成专业级文档结果。
Open Tool in ScanOrbit
Launch the ScanOrbit app and tap on PDF Watermark in the toolbox.
Select or Capture Your Document
Choose an existing document from your library or capture a new scan.
Export & Share
Save your processed document locally or share via the native Android share sheet.
技术规格与兼容标准
- Platform
- Android (Google Play)
- Processing Model
- 100% On-Device (Zero Remote Network Requests)
- Privacy & Security
- Air-Gapped Core with Optional AES-256 Vault
关于 添加水印 的常见问题
Does PDF Watermark require an internet connection?
No. All ScanOrbit tools are engineered local-first and function seamlessly in airplane mode.
Are there any trial watermarks?
Never. Every document exported from ScanOrbit is 100% clean and free of watermarks.
相关 PDF 与文档扫描工具
在 Android 上获取 添加水印
无需互联网连接，绝无隐私跟踪，随时在手机上畅享全部 27 款强大扫描与 PDF 工具。