AI-powered cost estimator that prevents overlooked expenses in construction bids
Small construction business owners incur consistent project losses from inaccurate job costing and bidding due to overlooked expenses.
BidShield uses AI to analyze past projects and industry data to predict hidden costs like permits, waste, and labor overruns. Users input basic project details and get a comprehensive cost breakdown with flags for common oversights. It generates accurate bids in minutes, ensuring profitable jobs every time.
Small construction business owners
Predictive AI tailored to construction oversights, learning from your data unlike generic calculators
professional
Quickly set up new bids with job type, size, and location
Generates expense breakdowns flagging overlooked items like subs and materials
Exports professional PDF bids with markup and total profit margin
Stores past projects to refine future predictions
Real-time warnings for common misses based on job type
Adjust variables to see profit impact
Save reusable project templates
Monthly win/loss analysis
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| text | No | |
| business_name | text | Yes |
| created_at | timestamp | No |
Relationships:
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| user_id | uuid | No |
| name | text | No |
| type | text | No |
| total_cost | int | Yes |
| created_at | timestamp | No |
Relationships:
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| project_id | uuid | No |
| category | text | No |
| amount | int | No |
| flagged | bool | No |
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| project_id | uuid | No |
| markup_percent | int | No |
| pdf_url | text | Yes |
/api/projectsCreate new project
/api/projects/:id/estimateGenerate AI estimate
/api/projects/:id/bidGenerate bid PDF
/api/expenses/:projectIdList expenses
/api/users/meGet user profile
No history, watermarked bids
1 user
5 users
| Month | Users | Conversion | MRR | ARR |
|---|---|---|---|---|
| Month 1 | 50 | 8% | $116 | $1,392 |
| Month 6 | 300 | 12% | $1,080 | $12,960 |
BidShield's AI catches overlooked costs so every job is profitable
Post in r/smallbusiness and r/Construction with a free beta offer targeting owners complaining about bids. DM 10 local contractors from LinkedIn groups. Offer free Pro access for feedback.
Full job management
Overkill for bidding only
AI-focused, cheaper, bidding specialist
Team collaboration
Complex setup
Instant AI estimates
User project data trains AI for personalized predictions
Inflation and material costs rising make accurate bidding critical
AI accuracy issues
Fallback to templates + user feedback loop
Low adoption
Free tier + targeted outreach
Success: 5 express interest
Success: 50% retention
Success: 100 signups
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