Compact layout
Compact box layout is designed to display a small magnifier icon only, which expands the search bar upon clicking. It’s a great addition to websites with limited space.
Search

Features
- Small space requirements
- Can be placed fully to the left or right side of your site as well..
- ..or used as a widget or within content.
- Mobile device friendly
More examples..
The most popular smooth layout, with many options and a very mobile friendly behavior.
Ajax Search Pro offers a way to build extensive taxonomy term and custom field filters.
Live WordPress search engine for your blog or webshop. Supports: Posts, Pages, WooCommerce, BBPress, WPML, All…
The most sophisticated eye-catching search results layout of all.
Search phrase tracking, facet tracking, clicks tracking, results tracking - study the user behavior to improve…
Priority groups and the individual priority features allow positioning certain results or groups of result over…

WPMU DEV
Tom Ewer
“ Consider this plugin if you’re looking for a professional live search offering ” - WPMUDEV

thematosoup
Dragan Nikolic
“ Ajax Search Pro plugin gives you a live Ajax search, so much comfortable search experience ” - thematosoup.com

webcusp
Shams
“ Ahem! It is the most wonderful search plugin, I have ever met. ” - webcusp.com