reefstacks

Software studio · Colombia

Simple, secure apps built to last.

At Reefstacks we design and build apps for iPhone, Android and the web. Every product stands on the same foundation: solid engineering, privacy by design and support in your language.

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Our apps

Products we build

Each app gets its own page with details, FAQs and download links once it's available.

Pearlnest

In developmentiOSAndroid

Keep private photos, videos and documents in an encrypted vault on your phone. It only opens with your PIN, your pattern, your fingerprint or Face ID. No accounts, no ads, no tracking.

Explore Pearlnest

  • On-device encryptionEvery file is encrypted with AES-256 before it's saved. Without your key, it's unreadable data.
  • Never lose your filesAn encrypted backup you control: keep it wherever you want and use it to move from iPhone to Android.
  • PIN, pattern, fingerprint or Face IDChoose how to unlock it. Your PIN always stays as a backup.
  • Truly discreetAlternate icons, screenshot blocking and automatic locking when you leave the app.
Launching first on Android, then on iPhone.
Coming soon toGoogle PlayComing soon toApp Store

How we work

A solid foundation for every product

Privacy by design

We only ask for the permissions an app needs and keep as little data as possible. If something can stay on your phone, it stays there.

One codebase, every platform

We build a single foundation for iPhone, Android and the web, so every improvement reaches all users at the same time.

Made in Colombia

We design around how people in Latin America use their phones, with support in your language and local pricing where it applies.

Want to know when Pearlnest launches?

Write to us to get the launch announcement, try the beta or tell us about your next app idea.

hola@reefstacks.app