Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues

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GoodByEmail - Declutter your inbox without giving third-party access to your emails! Reclaim GBs of storage, unsubscribe from pesky emails—all while keeping your emails off our servers. Experience full privacy with GoodByEmail, even offline!

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The Email Game - Get to inbox zero with game mechanics

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