Minimalist workspace for notes, lists, and mind-mapping with AI assistance
Excel and Google Sheets formula editor with AI
Stage
Not given
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Founded
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Based in
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Pricing model
Paid
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Pricing
Effie Pro: US$6 billed monthly. Effie AI: US$6 billed monthly. Effie Pro AI (both subscriptions together): US$9 billed monthly.
Free plan with ~20 AI generations per month, 1 tab, 3 snippets, and 3 variables. Pro at $9/month (or $7/month billed annually) with unlimited tabs, snippets, variables, and larger AI budget. Business at $15/seat/month (or $12/seat/month billed annually) with shared team snippets, team management, an
Key features
Cloud synchronization across multiple devices
Offline writing access
Mind-mapping and outline conversion
Markdown syntax support
Export to multiple formats
Custom fonts and display effects
Dark mode support
WordPress publishing
Unlimited sheets and texts
Multi-line code editor with syntax highlighting and auto-indentation
Global variables using @@ notation that update across all formulas
Excel to Google Sheets formula translator
Visual formula builder for no-code formula creation
AI assistant for generating, debugging, and explaining formulas
Reusable snippet library with team sharing on Business plan
Find and replace within formulas
Auto-suggest for formula functions and range names
What makes it different
Minimalist distraction-free interface with no redundant buttons
Instant one-click conversion between outlines and mind maps
Pure native code optimization for each device platform
AI assistant for generating summaries, adjusting tone, and brainstorming
No browser-based app ensures fast performance without lag
Multi-line editor makes formulas readable like code instead of squished one-liners
Global variables that update 500+ formulas instantly when changed
Seamless Excel to Sheets translation without rewriting formulas from scratch
AI assistant specialized for spreadsheet formulas, not generic chatbot
Team snippet library for approved, audited formulas shared across organization
Effie
Formula Foundry