SlimACH

Accept ACH payments via simple links at just 0.8% fees – perfect for low-volume margins.

Score: 8.1/10GermanyMedium BuildReady to Spawn
Brand Colors

The Opportunity

Problem

High Stripe and payment gateway fees are eating into the thin profit margins of small business owners, especially on low-volume transactions.

Solution

Generate shareable payment links that exclusively accept secure bank-to-bank ACH transfers powered by Stripe. Customers instantly link their bank and pay without card fees hurting your profits. Track everything in a clean dashboard with direct payouts to your account.

Target Audience

Small business owners processing low-volume transactions

Differentiator

ACH-only focus eliminates fixed card fees, delivering up to 5x savings tailored for small businesses with sporadic low-value transactions.

Brand Voice

friendly

Features

Payment Link Generator

must-have16h

Create unlimited customizable ACH-only payment links with amount, description, and branding.

Dashboard Overview

must-have12h

Real-time view of links, payments received, pending, and total savings vs Stripe cards.

Stripe Payout Integration

must-have8h

Automatic payouts to your bank; connect Stripe once during onboarding.

Payment Tracking

must-have10h

Monitor status updates (pending, succeeded, failed) with notifications.

Customer Details Capture

must-have8h

Optional name/email collection for receipts and follow-ups.

Email Receipts

nice-to-have6h

Auto-send receipts and payment confirmations.

Custom Branding

nice-to-have8h

Add logo and colors to links.

Basic Analytics

nice-to-have10h

Charts for volume, avg fee savings.

Total Build Time: 78 hours

Database Schema

users

ColumnTypeNullable
iduuidNo
emailtextNo
stripe_customer_idtextYes
created_attimestampNo

Relationships:

  • one-to-many with payment_links

payment_links

ColumnTypeNullable
iduuidNo
user_iduuidNo
amount_centsintNo
descriptiontextYes
stripe_price_idtextYes
statustextNo
created_attimestampNo

Relationships:

  • foreign key user_id -> users.id, one-to-many with payments

payments

ColumnTypeNullable
iduuidNo
link_iduuidNo
amount_centsintNo
statustextNo
stripe_payment_intent_idtextYes
customer_emailtextYes

Relationships:

  • foreign key link_id -> payment_links.id

API Endpoints

GET
/api/links

List user's payment links

🔒 Auth Required
POST
/api/links

Create new payment link

🔒 Auth Required
GET
/api/links/:id

Get link details

🔒 Auth Required
GET
/api/payments

List payments for user

🔒 Auth Required
POST
/api/stripe/webhook

Handle Stripe events

Tech Stack

Frontend
Next.js 14 + Tailwind + shadcn/ui
Backend
Next.js API routes
Database
Supabase Postgres
Auth
Supabase Auth
Payments
Stripe (ACH Debit)
Hosting
Vercel
Additional Tools
Resend (emails)

Build Timeline

Week 1: Setup & Auth

40h
  • Project scaffold
  • Supabase auth/db
  • Basic UI

Week 2: Stripe Integration

40h
  • Stripe connect
  • ACH link creation
  • Webhook

Week 3: Core Dashboard

40h
  • Links list
  • Payments view

Week 4: Features & Flows

40h
  • Link generator UI
  • Onboarding flow

Week 5: Polish & Nice-to-haves

40h
  • Emails
  • Charts

Week 6: Testing & Launch

40h
  • E2E tests
  • Landing page
  • Deploy
Total Timeline: 6 weeks • 240 hours

Pricing Tiers

Free

$0/mo

No custom branding

  • 5 links/mo
  • Basic dashboard

Pro

$25/mo

Solo use

  • Unlimited links
  • Custom branding
  • Email receipts

Enterprise

$99/mo

Custom limits

  • Team accounts
  • API access
  • Priority support

Revenue Projections

MonthUsersConversionMRRARR
Month 12002.5%$125$1,500
Month 62,0008%$4,000$48,000

Unit Economics

$30
CAC
$600
LTV
4%
Churn
92%
Margin
LTV:CAC Ratio: 20.0xExcellent!

Landing Page Copy

Slash Fees to 0.8% with ACH Payment Links

Ditch Stripe's 2.9% + 30¢ – get paid via bank transfers on shareable links built for low-volume sales.

Feature Highlights

Instant link generation
Secure Stripe ACH
Real-time tracking
Direct bank payouts
Save 80%+ on fees

Social Proof (Placeholders)

"'Finally, fees that don't kill my margins!' - Sarah, Etsy seller"
"'Set up in 5 mins, saved $200 already.' - Mike, Consultant"

First Three Customers

Share MVP on Indie Hackers and r/smallbusiness with free Pro trials. Cold DM 20 Etsy/Fiverr sellers on LinkedIn highlighting fee savings calc. Follow up for feedback and testimonials.

Launch Channels

Product HuntIndie Hackersr/smallbusinessr/EntrepreneurTwitter/X

SEO Keywords

ach payment linkslow fee ach paymentsreduce stripe fees small businessaccept ach onlinecheap payments low volume

Competitive Analysis

0.8% ACH or 2.9%+30¢ cards
Strength

Full features

Weakness

Defaults to high-fee cards

Our Advantage

Forces low-fee ACH only

2.6%+10¢
Strength

Easy POS

Weakness

Fixed fees hurt tiny txns

Our Advantage

No fixed fees, online focus

2.99%+49¢
Strength

Known brand

Weakness

Highest fees

Our Advantage

5x cheaper

🏰 Moat Strategy

First-mover data on ACH adoption patterns for small biz, creating personalized savings reports to lock in users.

⏰ Why Now?

Rising gateway fees (up 20% avg) and recession squeeze low-volume sellers seeking alternatives.

Risks & Mitigation

technicalmedium severity

Stripe ACH regional limits

Mitigation

US-only launch, test thoroughly

marketmedium severity

Slow ACH adoption

Mitigation

Educate via landing page calcs

legallow severity

Payment compliance

Mitigation

Use Stripe handling

Validation Roadmap

pre-build3 days

Twitter/Reddit poll on fee pain

Success: 50+ yes responses

mvp14 days

Beta with 10 users

Success: 80% retention, 1 payment each

launch7 days

PH launch

Success: 500 visits, 50 signups

Pivot Options

  • Add card fallback option
  • Target nonprofits with free ACH
  • Full invoicing suite

Quick Stats

Build Time
240h
Target MRR (6 mo)
$5,000
Market Size
$500.0M
Features
8
Database Tables
3
API Endpoints
5