## Why Convert Images to PDF?
Whether you are submitting expense receipts, creating a digital portfolio, organizing scanned paperwork, or sending medical documents, compiling multiple image files into a single PDF makes sharing straightforward, organized, and universally readable on any device.
---
## Key Benefits of Client-Side PDF Creation
Most online image converters upload your personal documents to their cloud infrastructure. When handling sensitive paperwork (such as identification cards, tax receipts, or confidential business proposals), uploading to third-party servers presents security concerns.
FreePDFly's [Images to PDF](/images-to-pdf) tool runs entirely inside your web browser via WebAssembly and JavaScript. Your files are converted in memory and never leave your phone or computer.
---
## Step-by-Step Guide
1. **Open the Tool:** Navigate to [Images to PDF](/images-to-pdf).
2. **Select Images:** Choose or drag-and-drop multiple JPG, PNG, or WebP files.
3. **Reorder Pages:** Use the arrow buttons to arrange pages in your preferred chronological or narrative sequence.
4. **Choose Layout Options:** Select standard A4 or US Letter paper size, portrait or landscape orientation, and adjust page margins.
5. **Download PDF:** Click Generate PDF to instantly save your merged document.