A free and open source math plotter, easy to pick up
Turn your photo into a cross stitch pattern
Stage
Established
Not given
Founded
2011
Not given
Based in
Not given
Not given
Pricing model
Open source
Freemium
Pricing
Not given
Free: 60 welcome credits after email verification. Credits: $2.99 for 30 credits (1 complete pattern unlock). Pro: $9.90/month for 990 monthly credits (33 pattern unlocks). Purchased credits never expire; Pro credits expire after one month.
Key features
Natural function notation like f(x) = 2 + cos(x)
Sequences from recurrence relations
Parametric equations with custom intervals
CSV data import and spreadsheet editing
Animated constants and variable families
Vector and image exports (SVG, PDF, PNG, JPEG, BMP, PPM)
Grid customization with π multiples for ticks
Interactive navigation with drag and zoom
Multi-language support in 9 languages
Built-in manual and automatic work saving
Automatic photo to chart conversion
Adjustable crop, chart size and thread colors
Edit individual stitches and add backstitch
Track stitching progress
Multiple export formats
DMC color matching thread key
Cloud sync for patterns
Free preview and editing before purchase
Re-download without additional charges
What makes it different
Draws mathematical objects exactly as written on paper with natural notation
Handle CSV files of several million cells
Objects can build on each other in expressions
Exports with exact size in real centimeters
Fully free and open source under GNU AGPL license
Free welcome credits to start with no payment required
Full editing control before unlocking downloads
All eight export formats included in one pattern unlock
ZeGrapher
Crosy