TextStock

Manage inventory by texting—no apps, just SMS/WhatsApp.

Score: 7.9/10GuineaEasy BuildReady to Spawn
Brand Colors

The Opportunity

Problem

Solo founders building retail inventory management SaaS struggle to acquire customers because small retailers resist new tech and cling to manual methods.

Solution

TextStock lets small retailers update stock, check levels, and get alerts via SMS or WhatsApp bot. Commands like 'add beer 10' instantly log changes, with voice-to-text support for hands-free use. Bridges manual habits with automation effortlessly.

Target Audience

Solo founders building SaaS products for retail inventory management targeting small retailers

Differentiator

Conversational texting interface that feels like chatting with staff, zero tech barrier.

Brand Voice

edgy

Features

SMS Commands

must-have15h

Text to add/sell/check stock.

WhatsApp Bot

must-have20h

Full integration with WhatsApp Business.

Low Stock SMS

must-have8h

Auto-text alerts to phone.

Voice Input

must-have12h

Speech-to-text for updates.

Daily Report

must-have10h

Morning stock summary text.

Vendor Reminders

nice-to-have7h

Text supplier reorder links.

Multi-User

nice-to-have9h

Share bot with staff.

Search History

nice-to-have6h

Query past transactions via text.

Total Build Time: 87 hours

Database Schema

users

ColumnTypeNullable
iduuidNo
phonetextNo
whatsapp_idtextYes

Relationships:

  • one-to-many with items

items

ColumnTypeNullable
iduuidNo
user_iduuidNo
nametextNo
quantityintNo
thresholdintYes

Relationships:

  • foreign key to users.id

messages

ColumnTypeNullable
iduuidNo
user_iduuidNo
contenttextNo
typetextNo
processedboolNo
timestamptimestampNo

Relationships:

  • foreign key to users.id

API Endpoints

POST
/api/messages/inbound

Process incoming SMS/WhatsApp

GET
/api/items

Get stock for user

🔒 Auth Required
POST
/api/alerts/send

Trigger SMS alert

🔒 Auth Required
POST
/api/reports/daily

Generate morning report

🔒 Auth Required
POST
/api/voice/transcribe

Speech to text

🔒 Auth Required

Tech Stack

Frontend
Next.js 14 + Tailwind
Backend
Supabase Edge Functions + Next.js API
Database
Supabase Postgres
Auth
Supabase Auth
Payments
Stripe
Hosting
Vercel
Additional Tools
Twilio for SMSMeta WhatsApp APIWeb Speech API

Build Timeline

Week 1: Auth and SMS bot

35h
  • Phone signup
  • Basic commands

Week 2: WhatsApp + voice

35h
  • Bot integration
  • Speech input

Week 3: Alerts and reports

30h
  • Auto-texts
  • Dashboard

Week 4: Payments and UI

25h
  • Stripe
  • Landing
Total Timeline: 4 weeks • 135 hours

Pricing Tiers

Free

$0/mo

20 items

  • SMS basic
  • 50 texts/mo

Pro

$30/mo

200 items

  • WhatsApp
  • Unlimited texts
  • Voice

Enterprise

$79/mo

Unlimited

  • All Pro
  • Multi-staff
  • Custom bots

Revenue Projections

MonthUsersConversionMRRARR
Month 12502%$150$1,800
Month 61,5006%$2,700$32,400

Unit Economics

$12
CAC
$360
LTV
4%
Churn
82%
Margin
LTV:CAC Ratio: 30.0xExcellent!

Landing Page Copy

Text Your Stock Updates—Done.

SMS bot handles inventory so you don't touch an app.

Feature Highlights

SMS commands
WhatsApp bot
Voice updates
Instant alerts
Daily texts

Social Proof (Placeholders)

"'Texting my inventory? Genius.' - Bar Owner"
"'Staff loves it.' - Shopkeep"

First Three Customers

Promote via SMS-friendly channels like local biz Craigslist ads. Partner with 3 retailer influencers on Twitter for shoutouts. Run $50 Facebook ad to 'small retail owners' offering free texts week.

Launch Channels

Product Huntr/EntrepreneurWhatsApp biz groupsLocal Craigslist

SEO Keywords

sms inventory managementwhatsapp stock trackertext retail inventory

Competitive Analysis

$39+/mo
Strength

Enterprise scale

Weakness

Web/app only, complex

Our Advantage

Text-first, instant accessibility

🏰 Moat Strategy

Network of shared supplier bots creates switching costs.

⏰ Why Now?

Messaging apps dominate comms; SMS open rates 98% vs email 20%.

Risks & Mitigation

financialmedium severity

Twilio costs scale

Mitigation

Tiered limits + bulk discounts

legallow severity

SMS compliance

Mitigation

Opt-in only + TCPA adherence

Validation Roadmap

pre-build7 days

Manual bot prototype with 5 users

Success: Daily use

mvp10 days

Live SMS beta

Success: 50 texts/user

launch5 days

Channel posts

Success: 200 signups

Pivot Options

  • Pure voice AI
  • POS text alerts
  • Field service tracking

Quick Stats

Build Time
135h
Target MRR (6 mo)
$2,500
Market Size
$400.0M
Features
8
Database Tables
3
API Endpoints
5