Solo developer · Android apps

Small team.
Solid apps.

I'm Cristi, an independent developer building Android apps since 2018. Clean code, regular updates, and apps people actually use.

Studown

Exam Countdown Timer

Track exam dates, build study streaks, and stay motivated with a simple countdown. No ads, no tracking, no account needed. Just you and your goals.

  • 📅 Countdown to any exam date
  • 🔥 Study streak tracking
  • 🔔 Motivational daily reminders
  • 🔒 100% offline & privacy-first
  • 🆓 Completely free, no ads
Download on Play Store
Studown app screenshot

How I build
every app.

No team of hundreds, just consistent principles I apply to every project I ship.

Quality First

App quality is always our top priority. We obsess over perfectly crafted interfaces that make customers smile.

🛡️

Security Updates

We actively support Android versions still receiving security patches, keeping your data safe at all times.

🚀

Releases & News

Follow @acristian007 on Instagram to stay in the loop with the latest updates and new releases.

💬

Open Source Review

Want to audit our code before launch? Feel free to reach out via email. Transparency is part of who we are.

10K+
Total downloads
2018
Building since
Solo
Independent developer
Free
Most apps are free

Frequently asked questions

Can't find what you're looking for? Reach out to us directly.

Contact us →
Are the apps collecting personal information?
Our apps leverage modern security technologies including encryption to protect your data. We are transparent about what is collected. Full details are available in our Privacy Policy.
Are your services safe for storing personal information?
Yes. We employ state-of-the-art encryption and tokenization techniques to ensure the safety of your information across all our apps and services.
How do I get started with your apps?
Simply visit our Play Store page, download the app that suits your needs, create an account, and you're ready to go. Setup takes less than a minute.
Are there any fees for using your apps?
Core features are free. Some advanced functionality may require a one-time purchase or subscription. Pricing details are clearly listed on each app's Play Store page.
Can I review the code before using an app?
Absolutely. Contact us via email and we'll arrange a code review. We believe in transparency and welcome security-minded developers to take a look.

Check out my apps.

All available on the Google Play Store. Most are free to download.