Custom mathematical figures
Three static mathematical surface illustrations, one agreed style and size, and one consolidated in-scope revision. $149 pilot; scope, rights and delivery date agreed before payment.
Archive and existing-agreement support
Historical services
This service is retired and is not open for new orders. The former scope, prices and sample material below are historical, not a current offer. Existing agreements and delivery, privacy, cancellation and refund obligations remain unchanged.
Current products: SumWise Desktop and SumWise Compute. For a prior transaction, use existing-agreement support. Terms and Privacy remain available.
Historical scope and sample material — not available to order
Built by the creator of SumWise
Custom Windows Desktop Software
Avery Wise builds focused Windows desktop software for people and teams who need practical tools, technical calculators, internal utilities, and polished C++/Qt applications.
Focused services
Practical software and independent launch checks.
Custom Windows Desktop Software
Focused native desktop applications, scientific tools, calculators, and internal utilities built around a clear workflow.
Website QA & Launch Testing
Independent manual customer-facing testing before customers or clients find the problems. A focused QA pass is $125; the agency option is $300/week for up to three focused QA passes.
Services
Desktop tools for real work.
Custom Desktop Applications
Purpose-built Windows apps with focused workflows, clean interfaces, and practical release packaging.
Scientific & Engineering Software
Technical tools for calculations, visualization, analysis, and domain-specific workflows.
Custom Calculators
Specialized calculators for education, business, science, engineering, finance, or internal operations.
Productivity Tools
Small apps that reduce repetitive work, organize information, or make day-to-day tasks faster.
Internal Utilities
Private tools for teams that need a simpler alternative to spreadsheets, manual tracking, or scattered files.
Desktop Development
Modern C++ and Qt development for native-feeling desktop applications and reusable technical engines.
Evidence of capability
SumWise is the portfolio piece.
SumWise demonstrates Avery's ability to build a complete desktop product: a scientific computation engine, graphing system, symbolic math features, user documentation, release packaging, and a public product website.
If you need a focused Windows tool, Avery can help turn a practical workflow into a clear, usable desktop application.