Write Smarter,

with Confidence

Turbocharge your typing using the world’s leading AI-powered writing assistant

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Turbocharge your typing and gain more time

Lightkey learns your typing patterns and gradually predicts up to 12 words including punctuation marks, allowing you to compose your content faster, with confidence.

Correct your mistakes in real-time

With Lightkey, you don’t need to pause, go back and fix your mistakes. Just hit 'tab', keep going and preserve your line of thought.

Communicate your personal tone & style 

Lightkey learns your unique writing style and gradually delivers a highly personalized experience with over 60 industry-oriented content domains such as technology, academia, legal and more.

Lightkey natively supports Microsoft Office 2010-2021 and Office 365.
Lightkey’s Chrome and Edge extensions natively support millions of websites. 

Microsoft Office

Word

PowerPoint

Outlook

LinkedIn

Twitter

Facebook

Reddit

WhatsApp

Slack

Messenger

Quora

Gmail

Outlook Mail

Yahoo

Aol. Mail

Asana

Monday

Trello

Notion

Zendesk

Salesforce

Medium

JIRA

Composing emails

Collaboration

Social media

Chatting online

And so much more...

Is Lightkey safe to use?

Lightkey will never submit your content to the cloud. Lightkey is also Trusted by fortune 500 companies, and it follows the industry’s best practices for cybersecurity and privacy.

Why should I Upgrade to Pro?

Lightkey Pro offers unlimited predictions as well as advanced features that maximize your productivity. If you want to learn more about Lightkey Pro benefits, check out our premium plans page.

How do I install Lightkey?

Installing Lightkey is super easy!
Just download Lightkey, click on install, take our quick tutorial and you’re all set! Need help? check out our step-by-step installation guide.

“a smart companion that helps me think ahead”

“It feels like having a smart companion that helps me think ahead, respond to emails and compile documents much faster. Frankly, I can’t see myself going back to manual typing”

Join the future of typing. You won’t regret it!

Turbocharge your typing using the world’s leading AI-powered writing assistant