The launch platform for SaaS products, indie tools, and early-stage startups. Submit your product, compete on a weekly leaderboard from Monday to Sunday, and get in front of early adopters actively looking for new tools. Every Monday brings a fresh batch of launches, and the top products each week earn a winner badge, a permanent spot in our startup directory, and a high-authority dofollow backlink to boost your SEO. Whether you're validating an idea, chasing your first users, or growing an existing product, startuups gives your launch the visibility it deserves.

Product

Submit Your Startup
Trending Startups
Weekly Winners
Browse Categories
Pricing & Plans
Affiliate Programs

Resources

Blog
Product Reviews
Search Projects

Company

About Us
Contact
Terms of Service
Privacy Policy

startuups.com is a product launch platform where indie hackers, solo founders, and early-stage startups can showcase their SaaS products, developer tools, AI projects, and more. Every Monday, new products launch and compete for weekly rankings, badges, and high-authority dofollow backlinks to boost your SEO and domain rating.

All systems operational

DuoSync | startuups

← Back to launches

DuoSync

Name: DuoSync
Price: 1 USD
Availability: InStock
Rating: 4.5 (0 reviews)
Author: Ryan Molkentin

DuoSync is a period tracker built for men. See her cycle at a glance, get notifications before PMS, and receive custom suggestions to connect.

HealthTech

Visit website

Maker

Ryan Molkentin

Launched

Oct 5, 2026

Pricing

freemium

Platform

mobile

About DuoSync

DuoSync is a period tracker built for men. Built to help you be a more supportive partner, better understand her period, and stay prepared for her cycle changes. DuoSync is the one app to stay in sync with her. Once you input your partner's cycle start date you will receive notifications before important cycle changes and receive reminders and suggestions based on the phase of her period.

More launches

Health Test Finder

Health Test Finder - Comparison shopping for lab tests.

Kuakua - Psychology & AI Tools for Well-Being

Explore psychology, AI tools, mindfulness, and therapy resources. Discover happiness-related words, theories, and research.

CalculatorsKit

CalculatorsKit is a free collection of fast, easy-to-use online calculators for everyday.