--- title: Frequently Asked Questions description: The best answers for all the most asked questions. --- [Skip to content](https://support.testfit.io/knowledge/frequently-asked-questions-1#main-content) [![](https://support.testfit.io/hs-fs/hubfs/primary%20wordmark.png?width=150&height=113&name=primary%20wordmark.png)](https://testfit.io/?hsLang=en) Open main navigation Close main navigation - - [Contact us](https://support.testfit.io/knowledge/kb-tickets/new) [Contact us](https://support.testfit.io/knowledge/kb-tickets/new?hsLang=en) Welcome to the TestFit Knowledge Base - There are no suggestions because the search field is empty. 1. [TestFit Knowledge Base](https://support.testfit.io/knowledge?hsLang=en) 2. [FAQ](https://support.testfit.io/knowledge/faq?hsLang=en) July 7, 2025 # Frequently Asked Questions ## The best answers for all the most asked questions. ### **What is TestFit?** A simple generative design and co-creation tool that allows a user to get a site TestFit in seconds for multifamily development.  ### **How much does TestFit cost?** Visti our [pricing page](https://www.testfit.io/pricing?hsLang=en) or contact us at: [sales@testfit.io](mailto:sales@testfit.io)  ### **How does TestFit work?** TestFit uses a proprietary algorithm to generate a building given the users specifications. ### **Where is TestFit Headquartered?** Dallas, Texas ### **Who uses TestFit?** TestFit users are architects, brokers, contractors, developers, or anyone wanting to do feasibility studies. ### **Is the software web based?** TestFit is an application that is downloaded and installed onto a mac or pc ***and*** contains functions/features on the web. It does require an internet connection for license checks and auto-saving.  ### **How do I cancel my subscription?** Reach out to your account manager or contact [support@testfit.io](mailto:support@testfit.io) for further assistance. ### **How do I stop auto-renewals of my subscription?** Please send an email to [support@testfit.io](mailto:support@testfit.io) with your request to *not* have your subscription auto-renew. ### **Will I get access to the most updated version?** All updates are free for users. Every update to the software will need to be downloaded and installed from our [licensing website](https://buildingforge.com/account/login). ### **What are the saving** options**?** TestFit can be saved as: .pdf, .csv, .dxf, sketchup, .glTF, & .rsd (TestFit file) Note for iOS users: *File Save -\> save as -\>* filename.pdf, filename.rsd, filename.csv, etc. Your computer will only read the file if you have an application or software to read that file type. ### Can TestFit compare design options? Yes, you can use [schemes](https://support.testfit.io/knowledge/schemes?hsLang=en) to create and compare design options. ### **Will the TestFit team create custom features for my organization?** At this time there is only one active and supported branch of the software at any time. This means all new features will be developed for every customer and everyone will benefit. Feel free to [submit](https://blog.testfit.io/storagebeta-0-0) a feature request. ### **Is there integration between Revit/Autocad and TestFit?** TestFit can export the open .dxf format which can be read by most CAD-based software tools. TestFit buildings can also be imported into Revit and SketchUp using the [respective add-ins](https://support.testfit.io/knowledge/exporting?hsLang=en). The TestFit team has also built several dynamo nodes that make building a BIM much easier. [Learn more here](https://blog.testfit.io/blog/testfit-version-1.004). ### **What version of dynamo/grasshopper is TestFit built on?** TestFit is built, by us, from the ground-up. ### Can I set my own tabulations? ![faq tabulations](https://support.testfit.io/hs-fs/hubfs/CS%20-%20Customer%20Success/CS%20-%20Knowledge%20Base/CS%20-%20Knowledge%20Base/FAQ/faq%20tabulations.jpg?width=670&name=faq%20tabulations.jpg) At this time, because the tabulations are calculated from the site parameters, custom tabulations are not supported. ### How do I change the resolution of TestFit? You can change the UI scale in the [preferences](https://support.testfit.io/knowledge/getting-started/user-interface?hsLang=en). ### Is there a dark mode? Yes. In the [preferences](https://support.testfit.io/knowledge/getting-started/user-interface?hsLang=en), you can toggle between light and dark modes. - [Getting Started](https://support.testfit.io/knowledge/getting-started?hsLang=en#main-content) - [Interface](https://support.testfit.io/knowledge/getting-started?hsLang=en#interface) - [Setting up a Deal](https://support.testfit.io/knowledge/getting-started?hsLang=en#setting-up-a-deal) - [Site Design & Configuration](https://support.testfit.io/knowledge/getting-started?hsLang=en#site-design-configuration) - [Fundamentals](https://support.testfit.io/knowledge/fundamentals?hsLang=en#main-content) - [Regions](https://support.testfit.io/knowledge/fundamentals?hsLang=en#regions) - [Key Functions](https://support.testfit.io/knowledge/fundamentals?hsLang=en#key-functions) - [Roads](https://support.testfit.io/knowledge/fundamentals?hsLang=en#roads) - [Site Development](https://support.testfit.io/knowledge/site-development?hsLang=en#main-content) - [Mass-Based](https://support.testfit.io/knowledge/site-development?hsLang=en#mass-based) - [Housing - High Density & Gurban](https://support.testfit.io/knowledge/site-development?hsLang=en#housing-high-density-gurban) - [Housing - Low Density & Subdivision](https://support.testfit.io/knowledge/site-development?hsLang=en#housing-low-density-subdivision) - [Housing - Garden](https://support.testfit.io/knowledge/site-development?hsLang=en#housing-garden) - [Industrial](https://support.testfit.io/knowledge/site-development?hsLang=en#industrial) - [Datacenters](https://support.testfit.io/knowledge/site-development?hsLang=en#datacenters) - [Generative Design](https://support.testfit.io/knowledge/site-development?hsLang=en#generative-design) - [Parking](https://support.testfit.io/knowledge/site-development?hsLang=en#parking) - [Retail](https://support.testfit.io/knowledge/site-development?hsLang=en#retail) - [Core-Based](https://support.testfit.io/knowledge/site-development?hsLang=en#core-based) - [Web App](https://support.testfit.io/knowledge/web-app?hsLang=en#main-content) - [Deal Pipeline & Asset Management](https://support.testfit.io/knowledge/web-app?hsLang=en#deal-pipeline-asset-management) - [Deal Actions & Edits](https://support.testfit.io/knowledge/web-app?hsLang=en#deal-actions-edits) - [Reports](https://support.testfit.io/knowledge/web-app?hsLang=en#reports) - [Quantities & Costs](https://support.testfit.io/knowledge/web-app?hsLang=en#quantities-costs) - [Pro Forma](https://support.testfit.io/knowledge/web-app?hsLang=en#pro-forma) - [MCP](https://support.testfit.io/knowledge/mcp?hsLang=en) - [Reports & Exporting](https://support.testfit.io/knowledge/reports-exporting?hsLang=en#main-content) - [PDF Exports](https://support.testfit.io/knowledge/reports-exporting?hsLang=en#pdf-exports) - [SketchUp Export](https://support.testfit.io/knowledge/reports-exporting?hsLang=en#sketchup-export) - [TestFit to Revit](https://support.testfit.io/knowledge/reports-exporting?hsLang=en#testfit-to-revit) - [Account Management](https://support.testfit.io/knowledge/account-management?hsLang=en#main-content) - [Administration](https://support.testfit.io/knowledge/account-management?hsLang=en#administration) - [Account](https://support.testfit.io/knowledge/account-management?hsLang=en#account) - [Latest Release](https://support.testfit.io/knowledge/latest-release?hsLang=en#main-content) - [2026](https://support.testfit.io/knowledge/latest-release?hsLang=en#2026) - [2025](https://support.testfit.io/knowledge/latest-release?hsLang=en#2025) - [2024](https://support.testfit.io/knowledge/latest-release?hsLang=en#2024) - [2023](https://support.testfit.io/knowledge/latest-release?hsLang=en#2023) - [2022](https://support.testfit.io/knowledge/latest-release?hsLang=en#2022) - [Beta](https://support.testfit.io/knowledge/latest-release?hsLang=en#beta) - [FAQ](https://support.testfit.io/knowledge/faq?hsLang=en) - [Troubleshooting](https://support.testfit.io/knowledge/troubleshooting?hsLang=en#main-content) - [Issues](https://support.testfit.io/knowledge/troubleshooting?hsLang=en#issues) - [Errors](https://support.testfit.io/knowledge/troubleshooting?hsLang=en#errors) [![Chill listening crop-3](https://support.testfit.io/hs-fs/hubfs/primary%20wordmark.png?width=124&height=40&name=primary%20wordmark.png "Chill listening crop-3")](http://testfit.io?hsLang=en) Copyright © 2025, TestFit