Common data retention periods
| Tool type | Typical retention |
|---|---|
| Client-side (PhotoResizer.in) | Never stored on server |
| Quick online tools | 1–24 hours |
| Cloud-based editors | 30 days to indefinitely |
| Social media platforms | Until you delete (or longer) |
Your rights under GDPR
Under GDPR, you have the right to:
- Request information about what data is stored.
- Request deletion of your data.
- Know the purpose for which your data is stored.
See our GDPR-compliant tools guide for privacy-focused alternatives.
Technical Verification & Standards Compliance for Digital Submissions
When uploading photographs, signatures, or official records to government portals, visa processing systems, or recruitment boards, strict automated validation scripts evaluate both visual clarity and physical file parameters. Minor errors—such as non-standard aspect ratios, improper pixel dimensions, high compression artifacts, or unstripped EXIF headers—frequently trigger instant system rejections.
Image Dimension & Aspect Ratio Math
Official forms specify exact physical measurements (e.g., 3.5cm × 4.5cm) or pixel boundaries (e.g., 350×450px). Converting physical units into digital resolution requires applying exact DPI scales: Pixels = (Millimeters / 25.4) × DPI.
Local WebBrowser Compression Engine
PhotoResizer.in uses client-side HTML5 Canvas and WebAssembly algorithms to compress image streams down to specific KB limits (10KB, 20KB, 50KB, 100KB, 200KB) entirely inside your web browser. Visual data never leaves your device.