The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application.
From Snack App:
SwipeKeys is a smart gesture-based keyboard with awesome fonts and elegant themes.
Swipe on elegant themes and send texts in beautiful fonts.
The first app that let you type in custom fonts in many iOS apps like Messages and Notes.
Swipe, word-suggestion and auto-correction.
Support many nice and awesome custom fonts.
Beautiful and elegant themes.
Safely sync with system shortcut list.
Left, right and normal layouts for swipe typing on iPad.
No need for full-access (unless for syncing system text shortcuts momentarily if desired and touch sound).
Swipe to input number and punctuation;
Swipe-up on Return key to input Emoji;
Swipe-left on space to delete the last word;
Swipe-up on space to change font;
Swipe-up on globe to change theme;
Long press on space key then drag you finger left-right to move the cursor.
Custom fonts only available after installing fonts from SwipeKeys main app.
Custom fonts only works on iOS devices with SwipeKeys and its fonts properly installed.