---
title: "1Build, Inc. — Publisher Overview"
type: publisher
publisher: "1Build, Inc."
publisher_slug: "1build-inc"
canonical_url: "https://marlvel.ai/publishers/1build-inc"
last_updated: 2026-04-24T07:08:08.105Z
source: Marlvel.ai
license: CC-BY-NC-4.0
citation: "Marlvel.ai — 1Build, Inc. Publisher Overview"
---
# 1Build, Inc. — Publisher Overview

> Empowering contractors with AI-driven tools to generate instant construction estimates and streamline project management workflows.

- **Publisher:** 1Build, Inc.
- **Website:** [https://handoff.ai](https://handoff.ai)
- **Overview generated:** 2026-04-24
- **License:** CC-BY-NC 4.0

## Executive summary

1Build, Inc. has positioned itself as an AI-first vertical SaaS provider for the construction trade, specifically targeting the 'speed-to-lead' friction point for independent contractors. Their strategic advantage lies in automating the traditionally manual estimation process and bridging it directly into financial workflows via QuickBooks. The high frequency of recent updates suggests a rapid iteration cycle focused on refining their AI teammate and document transcription capabilities.

## Publisher DNA

- **Primary focus:** AI-driven construction estimating and management
- **Scale:** indie
- **Target audience:** Independent contractors, remodelers, and small construction business owners looking to accelerate quoting and project management.

## Portfolio momentum

- **Velocity:** intense
- **Active apps:** 1
- **Abandoned apps:** 0
- **Last major release:** 7 days ago

Maintains an intense development pace with 11 releases in the last 6 months and a major update within the last 7 days.

## Aggregated portfolio metrics

- **Total reviews (all apps):** 1,424
- **Weighted rating:** 4.80 / 5
- **Apps in portfolio:** 1

## Category breakdown

| Category | Apps | Share |
| :--- | :--- | :--- |
| Business | 1 | 100% |

## Top apps

- **Handoff Construction Estimator** — Core product with a 4.80 rating and 1,424 reviews.

## Signature patterns

- AI-powered automation of manual construction calculations
- Direct integration with QuickBooks for financial management
- Aggressive release cadence focused on feature expansion
- Mobile-first approach to field-based project management

## Bottom line

1Build, Inc. is a highly specialized player in the construction tech space, leveraging AI to solve specific workflow inefficiencies for small-scale contractors. Their strong user sentiment and active development suggest they are effectively capturing the niche for rapid, on-site estimating tools.

---
© 2026 Marlvel.ai | [Publisher apps index](https://marlvel.ai/api/llm/publishers/1build-inc) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.

---
© 2026 Marlvel.ai | [Full publisher profile](https://marlvel.ai/publishers/1build-inc) | [Publisher apps index](https://marlvel.ai/api/llm/publishers/1build-inc) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.