Five Flute is a continuous design review platform that enables engineering teams to collaboratively review and improve 3D and 2D designs in a unified environment, capturing feedback in real-time. This platform addresses the challenges of siloed communication and inefficient review processes, allowing teams to identify and rectify design and manufacturing issues before production.
Funding
$1.2M raised to dateRaised to date based on public sources. This may differ from the amount the company actually raised and is based only on what is publicly available on the internet.

Founders
Product
Problem
Engineering teams often struggle with siloed communication and inefficient review processes when working on 3D and 2D designs. Traditional methods like screenshots, email, and lengthy meetings make it difficult to capture feedback, track design history, and identify issues before production.
Solution
Five Flute is a continuous design review platform that provides a unified environment for engineering teams to collaboratively review and improve 3D and 2D designs. The platform enables real-time feedback capture, allowing teams to identify and rectify design and manufacturing issues early in the development cycle. By centralizing the review process, Five Flute helps teams build a unified design history, reduce communication overhead, and improve overall design quality. The system integrates with existing PDM and PLM environments, offering a secure and flexible solution for modern engineering workflows.
Target Audience
Five Flute is primarily targeted towards engineering teams, CTOs, and hardware companies that require a collaborative platform for design review and communication.
Features
- Unified environment for 3D and 2D design review
- Real-time feedback capture and annotation tools
- Asynchronous review capabilities for distributed teams
- Secure data storage with modern encryption, 2FA, and SSO
- CAD-agnostic platform compatible with existing PDM and PLM systems
- Ability to catch design and manufacturing mistakes before production
- Facilitates communication between mechanical and electrical engineers