ProteinGPT

AI-powered structural biology assistant

MaxBody.AI

AI body analysis and fitness plans

Picept

Smart routing, one unified API

LaunchPath

Business launch to business funding

DAS

Chronoid

AI-powered Automatic Time Tracking & Productivity for macOS Time tracking with website blocking and productivity insights. Automatically categorize activities, block distractions, stay focused, all private on Mac

Productivity · Founded 2025 · Vietnam

Productivity
Dev Tools

Visit chronoid.app ↗Founder interest ↓

Can you vibecode this?

Yes

A native Swift macOS app with local SQLite storage, accessibility-API activity tracking, PDF export, and an LLM chat layer ships. No licence, no audit, no catalogue — every paying feature is code one builder already wrote.

Build This with Leapd →

The business

Total revenue

$25K+

Verified recently

Monthly revenue

$2K+/mo

↓ Declining · 60-day average

Peak month

~$5K

Best single month

Growth

+20%

Early months vs recent

Profit margin

95%

For owners

Own Chronoid? List it for sale.

Founders read this page looking for a business to build like your $2K+/mo one — some would rather buy one that already works. They skip the line, you get a clean exit. $25 one-time, no commission.

Why it works

Value proposition
Automatically captures every billable minute and turns it into an invoice.
Problem
Freelancers lose income by forgetting to start timers.
Audience
Freelancers, creatives and remote workers who bill by the hour.
Business model
One-time lifetime license starting at $49, with a 30-day money-back guarantee and a student discount.

Good to knowFree trialLifetime license30-day money-backStudent discountClickUpLinear

Can you vibecode this?

Yes

Moat

Switching costs
Community

Why people pay Chronoid

Users accumulate months of categorized time history, client rules, and project structures that a fresh app cannot import. A vocal r/macapps community and a responsive solo founder have built visible word-of-mouth trust that a new copy starts without.

Product complexity
Low
A web app with dashboards, AI chat, invoicing and project management is standard to build.
Data
Low
All time data comes from the user's own activity; no external data sources are needed.
Integrations & infrastructure
Moderate
ClickUp, monday.com and Linear task integrations connect through their public APIs.
Human operations
Low
Fully automated tracking and invoicing requires no ongoing human work to deliver.
Regulation / hardware
Low
Productivity software for freelancers carries no meaningful regulatory requirements.

Build this business

Use the build specification below with any AI coding tool, or build it directly with Leapd.

Build This with Leapd →

Leapd builds

Web app with time tracking dashboard, AI chat assistant and invoice builder
One-time lifetime license payments with Stripe
ClickUp, monday.com and Linear connections
A landing page

Leapd runs

Meta ads
LinkedIn and X posts
SEO and AI-search visibility
A daily report of what shipped

Opportunity check

Passes: Proven market: $2K+/mo already paid for it
Passes: Proven model: One-time lifetime license from $49, 95% margin
Passes: Proven need: Freelancers need accurate billable hours daily
Passes: Buildable: Leapd builds it end to end

build-spec.txt

Build a web app that automatically tracks billable hours by project and client, generates invoices and is sold as a one-time lifetime license.

Product:
- User accounts with a personal dashboard showing time tracked by client, project and day
- Automatic activity tracking that assigns logged time to client projects using configurable rules
- AI chat assistant that answers questions about billable hours and time breakdowns
- Invoice builder that filters hours by client and date range and exports a PDF report
- Website blocker and Pomodoro timer for focus sessions during client work
- Visual analytics showing time distribution by client, project and day
- Free trial available with no account or credit card required

Billing:
- One-time lifetime license charged with Stripe; 30-day money-back guarantee and 50% student discount applied at checkout.

Integrations:
- ClickUp, monday.com and Linear connected through their APIs using the customer's own credentials to pull tasks into time entries.