ScopeLock

Lock down scope creep with automated change approvals and audits.

Score: 8.0/10UKMedium BuildReady to Spawn
Brand Colors

The Opportunity

Problem

Independent construction operators suffer massive profitability losses and mental exhaustion from unreliable subcontractors and uncontrolled scope creep in freelance projects.

Solution

ScopeLock enforces project scopes via digital contracts and requires approval workflows for any changes. It auto-generates change orders, tracks cost impacts, and audits history to prevent unauthorized expansions. Operators maintain profitability by controlling every alteration upfront.

Target Audience

Independent freelance construction operators managing subcontractors on projects valued at $10K+

Differentiator

One-click change order templates tailored for construction, with built-in profitability calculators.

Brand Voice

professional

Features

Scope Templates

must-have10h

Pre-built contract templates for $10K+ projects.

Change Request Workflow

must-have15h

Submit, review, approve/reject changes with notifications.

Cost Impact Calculator

must-have12h

Auto-compute added costs and profit margins on changes.

Audit Trail

must-have8h

Immutable log of all scopes and changes.

Client Portal

must-have10h

Share scopes and changes with clients/subs securely.

Version History

nice-to-have6h

Compare scope versions side-by-side.

Bulk Approvals

nice-to-have5h

Approve multiple minor changes at once.

Export to PDF

nice-to-have4h

Generate signed change orders as PDFs.

AI Scope Suggestions

future18h

Suggest standard changes based on project type.

Total Build Time: 88 hours

Database Schema

users

ColumnTypeNullable
iduuidNo
emailtextNo
nametextNo
created_attimestampNo

projects

ColumnTypeNullable
iduuidNo
user_iduuidNo
nametextNo
original_scopetextNo
current_valueintNo

Relationships:

  • user_id references users(id)

changes

ColumnTypeNullable
iduuidNo
project_iduuidNo
descriptiontextNo
cost_impactintNo
statustextNo
approved_byuuidYes

Relationships:

  • project_id references projects(id)
  • approved_by references users(id)

API Endpoints

POST
/api/projects

Create project with initial scope

🔒 Auth Required
POST
/api/changes

Submit new change request

🔒 Auth Required
PUT
/api/changes/:id/approve

Approve or reject change

🔒 Auth Required
GET
/api/projects/:id/audit

Get full change history

🔒 Auth Required

Tech Stack

Frontend
Next.js 14 + Tailwind CSS + React Hook Form
Backend
Supabase Edge Functions
Database
Supabase Postgres
Auth
Supabase Auth
Payments
Stripe
Hosting
Vercel
Additional Tools
React PDF for exports

Build Timeline

Week 1: Setup and projects

18h
  • Auth
  • DB
  • Project CRUD

Week 2: Change workflows

22h
  • Change submission
  • Approval UI
  • Notifications

Week 3: Calculators and audit

20h
  • Cost calc
  • Audit trail
  • Client portal

Week 4: Polish and launch

16h
  • Templates
  • Payments
  • Landing

Week 5: Nice-to-haves

10h
  • Version history
  • Exports
Total Timeline: 5 weeks • 86 hours

Pricing Tiers

Free

$0/mo

No approvals or audits

  • 1 project
  • Basic changes

Pro

$8/mo

5 changes/mo

  • Unlimited projects
  • Workflows
  • Calculators
  • Audits

Enterprise

$29/mo

None

  • All Pro + Unlimited changes
  • Custom templates
  • Team access

Revenue Projections

MonthUsersConversionMRRARR
Month 1804%$26$312
Month 660010%$480$5,760

Unit Economics

$12
CAC
$250
LTV
4%
Churn
88%
Margin
LTV:CAC Ratio: 20.8xExcellent!

Landing Page Copy

Eliminate Scope Creep Forever

Automated approvals and audits keep your construction projects profitable and on track.

Feature Highlights

Drag-drop templates
Smart cost calculators
Ironclad audit trails
Client/sub portals
One-click approvals

Social Proof (Placeholders)

"'No more surprise costs!' - John, Freelancer"
"'Change orders are a breeze now.' - Lisa, Operator"

First Three Customers

Email outreach to 50 Upwork construction gigs offering free setup; share scope creep horror stories in LinkedIn groups; partner with 1-2 local operators for referrals.

Launch Channels

Product Huntr/smallbusinessConstruction Dive forumsTwitter #SaaSHacker News

SEO Keywords

construction scope creep preventionchange order softwareproject scope management toolconstruction contract automationaudit scope changes

Competitive Analysis

Fieldwire

fieldwire.com
$54/user/mo
Strength

Mobile task mgmt

Weakness

Weak on formal change controls

Our Advantage

Scope-specific at fraction of cost

🏰 Moat Strategy

Data moat from aggregated change patterns for better templates.

⏰ Why Now?

Inflation driving cost sensitivity, freelancers scaling up amid housing boom.

Risks & Mitigation

technicalmedium severity

Complex workflow bugs

Mitigation

Thorough beta testing

marketlow severity

Resistance to digital contracts

Mitigation

PDF exports and templates

Validation Roadmap

pre-build5 days

Survey 15 operators on scope pains

Success: 70% want automation

mvp10 days

Onboard 10 betas

Success: 50% use weekly

Pivot Options

  • General contract tool
  • Add invoicing
  • Focus on residential only

Quick Stats

Build Time
86h
Target MRR (6 mo)
$800
Market Size
$3000.0M
Features
9
Database Tables
3
API Endpoints
4