Hello Bar
406 websites

Hello Bar offers both free and paid options

http://www.hellobar.com/

The Hello Bar is a customizable, relatively unobtrusive bar that sits at the top of a website and directs visitors with a call to action. For example, the bar on Gary Vaynerchuk’s website prompts visitors to “Circle me up on Google+!”, whil...

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Snap
364 websites

Snap is free to use

http://www.snapforbusiness.com/

SNAP is an award-winning, easy-to-integrate platform designed to modernize traditional in-store loyalty programs by expanding upon them to include today’s most popular social media networks. SNAP is the first platform to bring social medi...

Market Share by Top Websites

2 Hello Bar is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 Hello Bar has better usage coverage in more websites categories. Including Computers Electronics & Technology, Business & Consumer Services, Health, Food & Drink and 7 other categories.

2 Snap is leading in Science & Education, Arts & Entertainment, Hobbies & Leisure, Vehicles and 6 other categories.

Geography

1 Hello Bar is leading in most countries, including United States, India, United Kingdom, Canada and 29 other countries.

2 Snap is leading in Japan, France, Germany, Italy and 25 other countries.