4 free resources for building apps. No sign up.
A full Play Store ASO guide, from keyword research to Android vitals: title, short description, screenshots, custom store listings, A/B testing, reviews and technical quality. Written in Hinglish.
Get a free support@yourdomain.com address. Emails arrive in your normal Gmail, and your replies show your domain. A step-by-step setup with Cloudflare Email Routing and Brevo SMTP.
A three-page guide on why simple referral codes are easy to abuse, which Google Play tools make them safer, and what to fix before you launch.
Directories, communities and launch sites that still take free submissions, split into mobile apps and web/SaaS, with a note on what each one is good for.