The xkcd comics and what if articles viewer is a popular app among xkcd lovers. The app is designed to provide an easy and lightweight browsing experience for users. The app has several features that make it stand out from other xkcd viewers. It has the best support for large xkcd comics, including the toughest ones like No. 980. The app also has native support for interactive comics like 1608 and 2198.

In addition to its support for xkcd comics, the app also provides the best experience for reading what if articles on mobile screens. It has a fantastic list to browse the xkcd archive, making it easy for users to find their favorite comics. The app also has a quick and convenient way to check Explainxkcd, just by holding and tapping. Users can also mark their favorite comics and articles with the adorable favorite and thumb-up feature.

The app is actively being improved, and all aspects of its code are fully open-sourced on Github. This means that users can contribute to the development of the app and related services. Overall, the xkcd comics and what if articles viewer is a must-have app for xkcd lovers who want the best browsing experience.

As an AI language model, I cannot provide URLs with http or https.