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Diagnoses inflated construction estimates for homeowners using AI and expert knowledge.

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Homeowners often face opaque, inflated quotes for renovations and repairs. HORIZON SHIELD provides an AI-powered diagnosis, breaking down estimates with insights from 30 years of Japanese construction expertise. It equips users with a full 9-page report and negotiation templates, acting as a trusted advisor against potentially fraudulent contractor pricing.

For who
Homeowners facing construction/renovation quotes
Solves what
Diagnosing inflated construction and renovation estimates using AI and expert knowledge.
  • AI estimate analysis
  • Professional cost breakdown
  • Negotiation support tools

In their own words

業者より先に、価格を知る。

リフォーム・新築の見積もりが来る前に、AIが「本来の価格」を算出します。

Operator & company

Operators

1 person

THEHORIZONS INC

Maker · Source-backed

X @thehorizons_inc

Company

Team

Indie / lean

Founded

May 2026

HQ

Japan

Operating model

Business model

One Time

Platform

Web app

Audience

Consumers

Builder strategy

ProvenRadar analysis

Strategy Type
Niche Specialist
Stage
Bootstrapped Lean
Effort
Solo Buildable
About HORIZON SHIELD Expand

HORIZON SHIELD helps homeowners understand and challenge inflated construction and renovation estimates. It combines artificial intelligence with 30 years of Japanese construction expertise to deliver a detailed cost breakdown.

Users receive a broad 9-page report, complete with negotiation templates, to ensure fair pricing. This addresses the common homeowner fear of overpaying, offering a defined workflow to validate quotes and potentially save significant money on projects.

The product provides a SHA-256 integrity proof for reports, ensuring transparency and trust.

Competitive context

2 peers · Same primary niche.

Protakeoff

Protakeoff

#saas

protakeoff.org

<$1k

1k-5k visits

Durval AI

Durval AI

#ai

durval.ai

3

Signals

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Commercial cues

Model
one time
Free tier
No
Trial
No

Pricing strategy

HORIZON SHIELD uses one-time licensing across the listed plans.

  • Flat rate simplifies buying, avoiding complex tiered pricing.
  • Listed plans make pricing easy to compare.