ChainGigTax

Invoice Web3 clients in crypto, auto-track for taxes, get compliant reports.

Score: 7.7/10UKMedium BuildReady to Spawn
Brand Colors

The Opportunity

Problem

Web3 freelancers struggle to accurately track and report volatile crypto earnings from freelance gigs for tax compliance due to the absence of specialized tools.

Solution

Create and send crypto invoices for gigs, track payments via on-chain confirmations. Automatically calculates taxes on received payments with deduction matching. One-click generation of audit-ready reports for low-volume freelancers.

Target Audience

Web3 freelancers earning $5K-$50K annually in cryptocurrency from blockchain-based gigs

Differentiator

Built-in invoicing tied directly to tax tracking, reducing double-entry for Web3 gigs.

Brand Voice

supportive

Features

Invoice Creator

must-have10h

Generate shareable crypto invoice links with payment address.

Payment Tracker

must-have12h

Monitor on-chain payments matching invoice amounts.

Tax Calculator

must-have8h

Real-time tax impact per invoice/payment.

Client Dashboard

must-have7h

Share view-only tax summary with accountants.

Annual Report

must-have14h

Compile all invoices into tax form.

Recurring Gigs

nice-to-have6h

Template invoices for repeat clients.

Multi-client Export

nice-to-have8h

Per-client 1099 exports.

Webhook Alerts

nice-to-have5h

Notify on payments received.

Total Build Time: 70 hours

Database Schema

users

ColumnTypeNullable
iduuidNo
emailtextNo
jurisdictiontextYes

invoices

ColumnTypeNullable
iduuidNo
user_iduuidNo
client_nametextNo
amount_cryptointNo
statustextNo
created_attimestampNo

Relationships:

  • user_id references users(id)

payments

ColumnTypeNullable
iduuidNo
invoice_iduuidNo
tx_hashtextYes
received_amountintYes
confirmed_attimestampYes

Relationships:

  • invoice_id references invoices(id)

tax_summaries

ColumnTypeNullable
iduuidNo
user_iduuidNo
yearintNo
total_taxableintYes

Relationships:

  • user_id references users(id)

API Endpoints

POST
/api/invoices/create

New invoice

🔒 Auth Required
POST
/api/payments/confirm

Mark payment

🔒 Auth Required
GET
/api/invoices/:id/track

Check on-chain status

🔒 Auth Required
POST
/api/tax/calculate

Update tax totals

🔒 Auth Required
GET
/api/reports/yearly

Get summary

🔒 Auth Required

Tech Stack

Frontend
Next.js 14 + Tailwind + shadcn/ui
Backend
Next.js API + Supabase
Database
Supabase Postgres
Auth
Supabase Auth
Payments
Stripe
Hosting
Vercel
Additional Tools
Ethers.js for on-chainqrcode for invoice links

Build Timeline

Week 1: Auth and invoicing

20h
  • User system
  • Invoice creator

Week 2: Payment tracking

25h
  • On-chain monitor
  • Status updates

Week 3: Tax features

22h
  • Calculator
  • Reports

Week 4: Sharing and deploy

18h
  • Client views
  • Stripe
  • Launch
Total Timeline: 4 weeks • 110 hours

Pricing Tiers

Free

$0/mo

No reports

  • 5 invoices/month
  • Basic tracking

Pro

$9/mo

50 invoices/year

  • Unlimited invoices
  • Full tax
  • Exports

Enterprise

$19/mo

Unlimited

  • All Pro + Teams
  • Custom branding
  • Webhooks

Revenue Projections

MonthUsersConversionMRRARR
Month 11803.5%$57$684
Month 61,1006.5%$643$7,716

Unit Economics

$14
CAC
$240
LTV
4.5%
Churn
90%
Margin
LTV:CAC Ratio: 17.1xExcellent!

Landing Page Copy

Invoice Gigs in Crypto, Taxes Handled

From client bill to tax report – seamless for Web3 freelancers.

Feature Highlights

Crypto invoice generator
Auto payment confirm
Tax-integrated
Accountant sharing

Social Proof (Placeholders)

"'Invoices + taxes in one!' – Blockchain Dev"
"'Clients love the links.' – Web3 Designer"

First Three Customers

Target Upwork/Braintrust Web3 freelancers via LinkedIn outreach with free trial. Post invoice templates in freelance subreddits. Partner with one Web3 agency for beta.

Launch Channels

Product Huntr/invoicingTwitter #Web3FreelanceIndie Hackers

SEO Keywords

web3 crypto invoice taxfreelance crypto invoicing taxeson-chain gig tax reports

Competitive Analysis

Coinbase Commerce

commerce.coinbase.com
Fees only
Strength

Payments

Weakness

No tax tracking

Our Advantage

Invoicing + taxes combo

Request Network

request.network
Free + gas
Strength

On-chain invoices

Weakness

No tax focus

Our Advantage

Tax compliance built-in

🏰 Moat Strategy

Network of invoice templates and client payment data for benchmarks.

⏰ Why Now?

Explosion of crypto-native freelance platforms needing pro invoicing amid tax crackdowns.

Risks & Mitigation

marketmedium severity

Preference for manual invoicing

Mitigation

Free tier showcase

technicallow severity

On-chain confirmation delays

Mitigation

Polling + manual confirm

financialmedium severity

Low conversion

Mitigation

Aggressive free limits

Validation Roadmap

pre-build10 days

Mock invoice test with 15 freelancers

Success: 70% prefer over manual

growth30 days

Affiliate program

Success: 20% user growth

Pivot Options

  • Pure invoicer
  • Client CRM for Web3
  • Expense matcher

Quick Stats

Build Time
110h
Target MRR (6 mo)
$900
Market Size
$450.0M
Features
8
Database Tables
4
API Endpoints
5