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Converts selected values to other units - Metric or Imperial autoConvert converts units when you select them on a webpage. Selecting metric units (e.g. 16 km) converts them to the imperial units (e.g. 10 mi), and vice versa (10 inch to 25 cm).
Boost your Instapaper experience - unread article count - save, archive, move, like, delete articles, even when offline - keyboard shortcuts, compact layout, time tagging on Instapaper.com - read a random article from your list
Shows a count of words and characters when you type in a text box on a website