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Construct Your Own
Galaxy of Thought
Meridian is a journaling app where every reflection becomes a star in your personal Night Sky. Over time, those stars form a living galaxy of your inner life — organized by meaning, not just dates. Optional iOS Screen Time locking adds accountability: your chosen distracting apps stay shielded until you write.
Journaling
Doesn’t Stick
Friction + distraction
Most journaling apps are passive. A notification arrives, you ignore it, and nothing happens. Meanwhile, the phone pulls you into the scroll — and reflection gets crowded out.
No visible progress
Traditional journaling gives you almost no feedback. You write into a void and it’s hard to feel the accumulation. Without a sense of “I’m building something,” the habit fades.
Reduction in stress from just 5 minutes of daily journaling
How Meridian Works
Optional lock for accountability
If you want real stakes, turn on locking. At your chosen time, Meridian uses iOS Screen Time to shield the apps you pick — Instagram, TikTok, YouTube, whatever pulls you in. To unlock, you write a short reflection. If you don’t want locking, skip it and just build your galaxy.
- Screen Time API integration
- AI-generated reflection prompts
- Unlock by writing, not willpower
Your Personal Galaxy
Each entry becomes a star on your Night Sky — a permanent object you can return to. Over time, AI helps surface themes across your writing and connects related stars into constellations. The result is a visual map of your life, organized by meaning.
- One star per day of journaling
- AI-powered constellation themes
- An artifact that grows over time





Reflect Every Day
Daily prompts make writing easier
Your Nightly
Ritual
Lock
At your set wind-down time, Meridian shields your distracting apps. Try to open one and you'll be redirected back to journal.
Reflect
Open Meridian, answer an AI-generated prompt about your day, and submit your entry. Need more time? Spend Stardust to snooze the lock for 10 minutes.
Grow
Your reflection becomes a new star in your galaxy. AI finds the themes across your entries and weaves them into constellations. Share your streak, dissolve and reform your sky.
Journaling Is Not Just a Habit. It's Medicine.
Reduces Stress
“Expressive writing for just 15–20 minutes reduced intrusive thoughts and improved working memory.”
Baikie & Wilhelm, 2005
Improves Sleep
“Spending 5 minutes writing a to-do list before bed helped participants fall asleep significantly faster.”
Scullin et al., J. of Experimental Psychology, 2018
Boosts Immunity
“Participants who wrote about emotional experiences visited the doctor 43% fewer times.”
Pennebaker & Beall, 1986
Meridian turns these findings into a practice you’ll actually return to.
What our users say
See what our customers have to say about us.
Concept
Really good concept and actually helpful in terms of staying consistent.
Very impressed!
The UI is very good. It's so satisfying to complete a journal. I highly recommend downloading this app. It helps you reflect each and every day which is very beneficial.
Simple to Use, Entertaining.
Simple to use, straightforward. I'm a fan of the UI. Would recommend to others looking to journal or stay focused. No issues or bugs to report.
Concept
Really good concept and actually helpful in terms of staying consistent.
Very impressed!
The UI is very good. It's so satisfying to complete a journal. I highly recommend downloading this app. It helps you reflect each and every day which is very beneficial.
Simple to Use, Entertaining.
Simple to use, straightforward. I'm a fan of the UI. Would recommend to others looking to journal or stay focused. No issues or bugs to report.
Love the aesthetic
Literally the prettiest app on my phone rn. Love how the journals are like stars in a galaxy. Plus the lock feature is super helpful for keeping me consistent. Highly recommend!
One of the most unique and rewarding ways to journal
I never really got into journaling before, but Meridian actually made it feel easy and kind of fun. I like that every note turns into a star in your galaxy, so it feels like you're slowly building something while keeping track of your thoughts. It helped me realize how nice it is to look back on old notes and see what was on my mind at different points in time.
Love the aesthetic
Literally the prettiest app on my phone rn. Love how the journals are like stars in a galaxy. Plus the lock feature is super helpful for keeping me consistent. Highly recommend!
One of the most unique and rewarding ways to journal
I never really got into journaling before, but Meridian actually made it feel easy and kind of fun. I like that every note turns into a star in your galaxy, so it feels like you're slowly building something while keeping track of your thoughts. It helped me realize how nice it is to look back on old notes and see what was on my mind at different points in time.
Very Interesting app!
Super cool concept. There is finally a journaling app that is not a passive container. My journal entries are saved somewhere and it's meaningful as opposed to the standard journaling apps where ur entries collect dust in a folder. Very creative UI design. Looking at it with an open mind, the sky is the limit for its potential.
Great modern gamification of journaling!
I've been into journaling (on paper) since I was in college years ago and this app is really the first digital journaling tool I've actually enjoyed. The stars/constellation concept is cool, and really aesthetically pleasing, but I also really like that I can still view my entries in a more standard list format. Also, AI can sort entries into groups by topic or I can manually organize my entries into groups, another feature that I really like. There is a feature that locks your apps until an entry is written — while I am not really into this particular aspect, I do like that it can help build discipline for beginners. I also dislike that there are in app purchases, but honestly it's super cheap and some of the customization options are nice. Even without the pro version, the in-store currency can be earned by journaling, which I love! Overall, for an app that I believe is only a few months old, it's super unique and has more useful features than average journaling app. It's obviously not the same as writing on paper, but for an online journaling app, it's both functional and intuitive while the UI is very well designed. There is plenty of room for improvements, and some bugs here and there, but the sky is the limit for Meridian and I will continue to use the app as they develop.
Very Interesting app!
Super cool concept. There is finally a journaling app that is not a passive container. My journal entries are saved somewhere and it's meaningful as opposed to the standard journaling apps where ur entries collect dust in a folder. Very creative UI design. Looking at it with an open mind, the sky is the limit for its potential.
Great modern gamification of journaling!
I've been into journaling (on paper) since I was in college years ago and this app is really the first digital journaling tool I've actually enjoyed. The stars/constellation concept is cool, and really aesthetically pleasing, but I also really like that I can still view my entries in a more standard list format. Also, AI can sort entries into groups by topic or I can manually organize my entries into groups, another feature that I really like. There is a feature that locks your apps until an entry is written — while I am not really into this particular aspect, I do like that it can help build discipline for beginners. I also dislike that there are in app purchases, but honestly it's super cheap and some of the customization options are nice. Even without the pro version, the in-store currency can be earned by journaling, which I love! Overall, for an app that I believe is only a few months old, it's super unique and has more useful features than average journaling app. It's obviously not the same as writing on paper, but for an online journaling app, it's both functional and intuitive while the UI is very well designed. There is plenty of room for improvements, and some bugs here and there, but the sky is the limit for Meridian and I will continue to use the app as they develop.
Keep Up With the Galaxy
Meridian is now live on the iOS App Store! Subscribe to our newsletter to receive updates on new constellations, cosmic rewards, and customizations.