Free Visa & Passport Photo Validator
Check your photo compliance online for free against official requirements for 190+ countries in under 10 seconds before submitting to embassies.
Upload photo for instant biometric validation
Drag and drop your selfie or portrait here. Runs full biometric check against official United States rules in seconds.
Biometric Photo Compliance Protocol
Our diagnostic algorithms audit critical technical parameters required by passport agencies and consular portals worldwide.
Facial Landmark Alignment
Evaluates facial geometry, chin-to-crown height percentage (50%–69% or 70%–80%), and vertical eye-level alignment.
Luminance & Background Uniformity
Scans for background shadows, color tint deviations (Plain White vs Off-White vs Light Gray), and balanced lighting across cheekbones.
Technical Dimensions & Format
Validates exact pixel resolution (e.g. 600×600 px @ 300 DPI, 413×531 px), millimeter sizing (2×2", 35×45 mm), and KB file size limits.
Direct Country Photo Maker & Compliance Tools
Select your destination country to generate official 100% compliant photos with 1 click.
Frequently Asked Questions
Everything you need to know about our free biometric verification system.
免费签证照片检测工具如何工作？
我们的工具根据所选国家的官方生物识别规则（ICAO 9303）实时分析您的照片：精确毫米尺寸、头部高度占比、背景纯色均匀度及光照对比度。
如果照片检测不合规会怎样？
检测报告会逐一标出需调整的项目（如背景颜色、裁剪比例等）。您只需点击“一键修复合规”，AI引擎将自动完成背景替换与毫米级裁剪。
上传的照片安全且保密吗？
是的。所有照片均通过256位SSL端到端加密传输，并在处理完成后自动彻底删除，绝不出售或保留您的隐私数据。
可以使用手机拍摄的照片进行检测吗？
完全可以！无论是手机自拍还是日常证件照，均可直接上传检测。