Rewrite or reply to your messages before you send them, choosing from safer, funnier, or custom tones
AI workspace for teachers to create lesson plans, assessments, and classroom resources
Stage
Startup
Not given
Founded
Not given
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Based in
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US
Pricing model
Freemium
Freemium
Pricing
Free: $0 forever for on-device rewrites with unlimited rewrites, no account required. Pro: $3.99/month or $39.99/year; new subscribers get a 14-day free trial and can cancel anytime.
Free: 24 credits/month (up to 8 resources). Pro: $5.99/month or $49.99/year (save 30%). Schools and districts can request custom pricing.
Key features
Safer tone that clarifies and reduces hostility
Funnier tone that changes register
Custom tone by typing your own instructions
Cloud rewrites for Pro subscribers
How I Sound feature to apply your voice to rewrites
Support for longer drafts on Pro
Works in iPhone keyboard and as an app
Lesson planning with guided workflows
Nine question types for assessments
Graphic organizers for different thinking tasks
Standards from 50+ jurisdictions
Grade-level appropriateness evaluation
Erasmus Document Chat for revisions
Custom image generation
Multiple export formats
YouTube transcript import
Document upload and website linking
What makes it different
Never sends messages automatically—you always copy and send manually
Drafts never used to train models; privacy-first design
Free on-device rewrites with no daily limits or quotas
Works directly in iPhone keyboard for seamless workflow
Created by classroom teachers who understand pedagogical needs
Grounded in educational research and learning science
No advanced AI prompting skills required
Teacher remains in control with document editing workspace
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