Powerful collaborative visual workspace with robust AI brainstorming and diagramming tools, but broader feature set.
Powerful collaborative visual workspace with robust AI brainstorming and diagramming tools, but broader feature set.
Lek records 62 monthly visits with 0% month-over-month growth and Freemium pricing. Napkin AI records 1,029,978 monthly visits with -17.5% growth and Freemium pricing.

The AI content toolkit for writing anything, 10x faster

The AI content toolkit for writing anything, 10x faster
Over 25 templated writing use cases spanning social, email, ecommerce, and business content.
Generate ad copy, tweets, YouTube metadata, tags, and SEO meta text in moments.
The app is available in many languages, breaking down language barriers for global campaigns.
Use Lek.ai on the web, via the Chrome extension, or through mobile apps.

Turn plain text into diagrams, infographics, and presentation-ready visuals.
Paste or import your text and Napkin generates infographics, diagrams, flowcharts, mind maps, and data charts that fit your content.
Napkin Slides collaborates with you to turn ideas into complete, ready-to-present decks rather than static images.
Adjust colors, fonts, layouts, and icons, reshape individual elements, and match your brand — nothing is locked after generation.
Export visuals as PPT, PNG, PDF, or SVG and drop them into PowerPoint, Google Slides, Keynote, Notion, or any tool you already use.
Powerful collaborative visual workspace with robust AI brainstorming and diagramming tools, but broader feature set.
Powerful collaborative visual workspace with robust AI brainstorming and diagramming tools, but broader feature set.

Generates beautifully styled presentations and documents from text prompts, though less focused on inline diagramming.
Generates beautifully styled presentations and documents from text prompts, though less focused on inline diagramming.

Turn text and data into polished infographics, reports and videos with AI
Turn text and data into polished infographics, reports and videos with AI
Collaborative whiteboard featuring built-in AI tools for flowcharts, mind maps, and diagrams.
Collaborative whiteboard featuring built-in AI tools for flowcharts, mind maps, and diagrams.

Specialized in AI diagramming, mind maps, and flowcharts, but lacks Napkin's seamless inline text integration.
Specialized in AI diagramming, mind maps, and flowcharts, but lacks Napkin's seamless inline text integration.
Transforms natural language into structured mind maps and visual flowcharts on an infinite canvas.
Transforms natural language into structured mind maps and visual flowcharts on an infinite canvas.
150+ AI writing and idea tools in one workspace
150+ AI writing and idea tools in one workspace

SpecialistTurn any idea into an interactive visual story with AI agents
SpecialistTurn any idea into an interactive visual story with AI agents

ChatGPT-powered writing assistant for instant articles and copy
ChatGPT-powered writing assistant for instant articles and copy

An AI content marketing toolkit built by marketers, for marketers
An AI content marketing toolkit built by marketers, for marketers

SpecialistExcellent for generating precise diagrams and flowcharts from text syntax, but requires familiarity with code.
SpecialistExcellent for generating precise diagrams and flowcharts from text syntax, but requires familiarity with code.

100+ free AI writing tools with no login required
100+ free AI writing tools with no login required