Quillbot
Effortlessly enhance your writing with AI.
Free
A versatile tool for writing and proofreading.
LearnClash
Challenge friends to quiz duels and learn.
Free; Premium: $7.99/mo or $59.99/yr
A competitive learning app for mastering any subject through quiz duels.
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Manning Early Access Program
Unlock new content with early access
Subscription required
Access books and live videos as they’re created.