This catchy and distinctive name is a play on the word "crinkle".
The name "crinkl" has only six characters and only one syllable. Single-syllable names are exceptionally rare and exceptionally desirable. Leading companies using one syllable names include Box, Shell and Ford.
This domain was first registered in April 2012. Older domains have an advantage when ranking in search engines.
Crinkl.com is a .com domain. Dot com domains are the most popular, and the most sought after. Once secured, a .com all but guarantees no-one else can outrank you for your own name in the long run.