You’ve captured hundreds of square snaps, followed all your friends and tried every stock filter on Instagram. Now what? For iOS and Android users, there are dozens of quality, supplemental apps out there — many free — that take your use of Instagram to the next level as a power user. The growing social network, which was acquired by Facebook last year, now has 100 million monthly active users. With 40 million photos shared per day on Instagram, it’s become a perfect opportunity to reach the masses, for everyone from budding photographers to celebrities to savvy brands. For those looking to expand the built-in capabilities of Instagram, check out Mashable’s list of companion Instagram apps that can help organize hashtags, respond to comments and, yes, even expand your collection of photo filters.

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