ODK lets you build powerful forms to collect the data that matters most. Trusted by researchers, field staff, and professionals in more than 190 countries, ODK is the fastest and most reliable way to gather high-quality data that leads to smarter decisions, stronger programs, and greater impact. Every year, millions of people rely on ODK in the field, the lab, and the office to collect, manage, and use the data that drives their work forward. Here are six reasons why ODK stands out: 1. Build powerful forms: Capture exactly the information you need with features like photos, GPS locations, skip logic, calculations, external datasets, multiple languages, and more. 2. Collect data online and offline: Work seamlessly in any environment using either the mobile or web app. When an Internet connection is available, your data is synced automatically and securely. 3. Analyze with ease: Export your data in standard formats or connect directly with tools like Excel, Power BI, Python, or R to create dashboards, reports, and real-time insights. 4. Proven across sectors: ODK has been proven in public health, global development, crisis response, agriculture, climate monitoring, and many other sectors where reliable data collection is essential. 5. Trusted by millions: Over 2 million people use ODK to submit more than 250 million records annually from every corner of the world. 6. Open-source software: ODK gives you complete control of your data collection workflows. You can use it as is, or customize and extend it to meet your unique needs. From small studies to national-scale programs, ODK makes it simple to collect reliable, actionable data and turn it into impact.