Sankey Monkey: Flowchart Maker

Turn complex data into beautiful, animated visual stories.
​Sankey Monkey is the ultimate native Android tool for building stunning Sankey diagrams, flowcharts, and data visualizations. Stop fighting with clunky desktop web-wrappers on your phone. Built entirely from the ground up for Android, SankeyMonkey delivers a buttery-smooth, fully offline experience that lets you map out your data flows in seconds.
​Whether you are breaking down your monthly financial budget, mapping energy consumption, tracking customer journeys, or visualizing an election, SankeyMonkey makes it effortless to see exactly where things come from and where they go.
​🚀 WHY SANKEYMONKEY?
Most flowchart apps are laggy websites forced onto your screen. SankeyMonkey is 100% native, meaning it runs flawlessly at 60fps on your device. No account required, no internet connection needed, and zero cloud telemetry. Your data stays completely private on your phone.
​✨ CORE FEATURES
• Smart-Balance Engine: No need to do the math! Just plug in your total inputs and outputs, and our Smart-Fill tool automatically calculates the remainders and perfectly balances your diagram with one tap.
• 100% Offline & Private: Create, edit, and save complex data sets without ever connecting to the internet.
• Infinite Customization: Total control over your visual flow. Customize nodes, adjust weights, and use unlimited ARGB color picking to make your charts pop.
• Fluid Native Rendering: Watch your data actually flow with our custom-built, high-performance animation engine.
• High-Res Exports: Instantly export your finished Sankey diagrams as high-resolution images to share on Reddit, presentations, reports, or social media.
​📊 PERFECT FOR VISUALIZING:
• Personal Finance & Monthly Budgets (Income vs. Expenses)
• Business Supply Chains & Logistics
• Website Traffic & Customer Journey Funnels
• Energy Consumption & Resource Management
• Project Funnels & Time Allocation
• Any complex A-to-B data flow!
​Intuitive, Fast, and Powerful.
You don't need a spreadsheet degree to build professional-grade data visualizations. Add your source nodes, set your target nodes, enter your values, and let Sankey Monkey instantly draw the flow.
​Download Sankey Monkey today and start turning your raw numbers into beautiful, flowing diagrams!