Open the app
Katheya runs entirely in your browser — no download, no account, no setup. Click below and you're reading in seconds.
Open KatheyaKeep it handy
Once Katheya is open in your browser, you can add it to your home screen so it launches like a native app — fullscreen, no browser bar, one tap to open.
Tap the button above. Katheya opens in a new tab in Google Chrome.
Tap the ⋮ menu in the top-right corner of Chrome.
Tap "Add to Home screen" and confirm. Katheya's icon will appear on your home screen.
Open Katheya from your home screen — it launches fullscreen with no browser bar.
Tap the button above — make sure it opens in Safari, not Chrome. Only Safari supports Add to Home Screen on iPhone and iPad.
Tap the Share icon at the bottom of the screen — the box with an arrow pointing up.
Scroll down and tap "Add to Home Screen", then tap Add.
Katheya's icon appears on your home screen and launches fullscreen.
Tap the button above. Katheya opens in a new tab.
In Chrome, look for a small computer icon in the address bar on the right. In Edge, look for a + icon. Click it.
Click Install in the prompt. Katheya is added as a desktop app you can open from your taskbar or Applications folder.