DiaryThreads
A private, local-first diary for iPhone, iPad, and Mac. Write short entries, continue them with replies, quote old memories, and keep your timeline close across your Apple devices.
Private by design. Yours by default.
Available now on the App StoreiPhone, iPad, and Mac · iOS/iPadOS 18+ · macOS 15+
Write lightly
Free ordinary entries begin with up to 140 characters. Premium entries can continue beyond that point, while free Articles offer a title, lead, and long-form body. Add to-dos, up to nine photos, one video, or one voice recording.
Cleared the room from corner to corner today. A simpler week, focused on what matters.
Threads become memories
Reply to an entry, quote an older day, and keep a quiet conversation with your past in one living timeline.
Tried making soufflé pancakes for the first time. Messy, but surprisingly good.
Start with the window. The whole room feels lighter after that.
Find what matters
Search words, dates, places, and locally formatted moments character by character—without sending your diary away.
The evening breeze felt gentle, and the sky looked calm enough to keep.
See your journey
On-device emotion suggestions can help you add a State of Mind while writing. Analytics then reflects only the emotions you explicitly save, alongside writing rhythm, recurring themes, and Premium Thread Growth.
Keep it close
Rediscover a random entry, begin writing, or revisit a photo memory through three private Premium widgets.
Share beautifully
Export a single entry, quote chain, or related thread as a warm paper poster—only when you choose to share.
DiaryThreads saves locally first and uses no developer diary server, ads, or tracking. Verified Premium users can turn on private iCloud sync for eligible diary data across their Apple devices.
Entries live in local app storage on iPhone, iPad, and Mac.
Photos and videos remain in your library.
Verified Premium users can choose to sync eligible diary data.
No ads, analytics SDK, account, or public profile.
Write ordinary entries beyond 140 characters, attach files, add handwriting, explore every Topic, and unlock the complete private diary experience.
Version 1.1 makes the editor more capable while keeping DiaryThreads light, private, and easy to return to.
Premium entries can now go beyond the 140-character starting point when a moment needs more room.
Add files in a wide range of formats to entries and Articles while keeping private copies inside DiaryThreads.
Write a separate long-form Article with a cover, rich text, lists, media, references, and local drafts.
Trace #topics through your timeline, or add Premium handwriting on iPhone and iPad while Mac preserves it.
Version 1.1 has been available on the App Store since August 25, 2026.
Your entries are saved locally first. Verified Premium users can turn on private iCloud sync for eligible diary data. DiaryThreads has no app account, developer diary server, advertising, or tracking SDK.
Photos and videos remain in your Photos library. DiaryThreads also keeps a protected app copy for local fallback, and Premium private iCloud sync can make that copy available for recovery across your devices.
Yes. Replies let one entry keep growing, while quotes bring a past moment into today without turning your diary into a public network.
Version 1.1 is available on iPhone and iPad with iOS or iPadOS 18 or later, and on Mac with macOS 15 or later.
Version 1.1 supports English, Simplified Chinese, Taiwan-style Traditional Chinese, Russian, German, Spanish, French, Japanese, and Korean. The app follows the system or per-app language setting.
Write ordinary entries beyond 140 characters, attach files, add handwriting, explore every Topic, and unlock the complete private diary experience.
Start with its features, verify the product facts, read practical guides, understand its privacy boundaries, or contact the people who craft it.
DiaryThreads
Your life. Your words. Your thread.
iPhone, iPad, and Mac · iOS/iPadOS 18+ · macOS 15+
