Pediatric Dosage Calculator is a free application from Small Little Dev that helps healthcare professionals calculate drug dosages for children quickly. The app offers a comprehensive database of commonly used IV and oral drugs for emergency, gastrointestinal, upper respiratory tract infections, and antibiotics. With this app, calculating the dosage based on body weight becomes a breeze, making it an essential tool for healthcare professionals.

The app's interface is user-friendly, with an option to enter the patient's body weight using a text field or the body weight slider. For unknown body weight, the app has an approximate age scale below the slider. The app allows users to choose between IV or oral drugs and find the drug they are looking for by scrolling downwards or using the search function. The app also provides links to eMC website, Medscape website, or perform a Google search for more information on the drugs.

The app's database is arranged in alphabetical order of the generic name, with local brand names used in Hong Kong. The app also has a Dosage Calculator Pro version, which is available for purchase. Overall, Pediatric Dosage Calculator is a must-have app for healthcare professionals, especially for those who work with children.