How's your morning? 🌅

Yesterday 12:00

Yesterday, 12:30

So sunny right now 😊

⏰ Time to plan your day!

12:00

Tomorrow, 18:00

Buy milk

Text yourself notes, to-dos, and more.

tetrify’s chat interface lets you organize your life and quickly capture your thoughts, schedule reminders and track habits.

Get it on the App Store

Looking for Android, Linux or Windows?

Message yourself and quickly capture…

Notes: capture thoughts, ideas, and more in a familiar, casual chat-based interface.

Tasks: manage shopping lists, chores, and get reminders for important things.

Journaling: track your mood and thoughts in a private space.

Links: save links and articles for later and create collections of your favorite content.

tetrify is more than a personal chat. It’s a productivity system.

Summary Views

View your messages in different formats

Buy birthday gift

✓

Call the dentist

Chats are great but sometimes you might need a traditional todo list. Add different Summary Views to your Spaces to see your messages in different formats.

Brain Dumps & Journaling

Quick capture for your thoughts

How's your day going? 📝

Today was a good day. Finally finished that big project!

There’s less pressure when you’re just texting yourself. No blank page staring back at you, just a chat you’re in complete control of with features like mood tracking for journaling.

Private & Local-First

Your data stays yours

tetrify works completely offline. We will never sell your data. tetrify Sync (coming soon) is end-to-end encrypted and cannot be accessed by anyone except you.

Independent Software

Growning with the community

tetrify is a solo passion project. There are no external investors and the pressure to hyper-grow which dominates the tech field. tetrify grows with the support of the community of like minded technologists, indie hackers, and makers.

Apple Calendar

Seamless calendar integration

Schedule events directly from tetrify to your Apple Calendar. Your reminders and tasks sync effortlessly with your existing workflow.

Markdown & CSV Export

Access through standard formats

# My Notes

- [ ] Buy groceries

export.md • export.csv

Export your notes and tasks in standardized formats like Markdown and CSV. No lock-in — move your data wherever you want, whenever you want.

Text to Date

Offline natural language scheduling

tomorrow at 3pm call dentist

📅 Dec 19, 3:00 PM

Just type “tomorrow at 3pm do something” and get instant reminders. No servers or LLMs involved.

End-to-End Encrypted Sync

Coming Early 2026

iPhone

Mac

iPad

End-to-end encrypted sync that no one other than you can access.

Just showed up on my feed, I think this might be exactly what my ADHD Brain and I needed!

- u/Gustavo_Rmz, Reddit

It is easy to journal when you text yourself. There is less pressure to stick to a format and make it pretty. I use this app more than others because of its simplicity, reminders and routines.

- oukieevee, App Store Review

Now on the App Store

tetrify is currently available on iOS, iPadOS and MacOS.
Coming soon to other platforms, stay tuned!

Get it on the App Store

Looking for Android, Linux, or Windows?

Frequently Asked Questions

What is tetrify?

tetrify is a productivity and mindfulness app that uses a texting-based interface to help users schedule reminders, create to-do lists, journal with ease, and a lot more. It’s designed for simplicity and efficiency, allowing you to send quick text messages to yourself to save thoughts, set reminders, and track tasks.

Is tetrify free?

tetrify is free to download and use without ads. For more features and greater customization, you can upgrade to tetrify Pro. Read more about tetrify Pro here!

Sign up for tetrify Community and get updates and exclusive news and offers.

Is my data safe with tetrify?

Yes, absolutely. We prioritize user privacy and selling data is not and will never be part of tetrify’s model. Messages are locally stored. You can read more about our privacy policy here.

What platforms is tetrify available on?

tetrify is currently available on iOS, iPadOS, and MacOS. On the roadmap, we are planning Android in the future. Windows and Web as eventual targets. See our feature request platform for more

Can I suggest a new feature?

Certainly! You can suggest features through the tetrify Feature Request platform.

Who do I contact for questions or feedback for tetrify?

For any questions or assistance, you can reach out to our support team through our Community Forum or via email at suawaypport@tetrify.com.