One Line in Time
A line a day, a book in time
$2.99 · Designed for iPad. Not verified for macOS.
Write one line about today. Tomorrow, another. Comfortable in any light. Export your year as a paperback PDF — a quiet keepsake from a quiet habit.
A quiet daily journal — one line a day, no streak, no nag.
Open the app. Today's text field is one line. Write yesterday's weather, the cafe you went to, the thing your kid said, or one sentence that mattered. Tap done. Tomorrow, another line.
Browse back chronologically through the feed, or tap a day on the calendar grid. Full-text search finds any line you've written. At year's end, export any date range as a paginated PDF styled like a paperback — a real keepsake from a quiet habit.
New in v1.1: Light, Dark, and Follow-system appearance. Comfortable in any light.
What you get
- A single text field per day, on iPhone and iPad
- Chronological feed and calendar grid for browsing back
- Full-text search across every entry you've written
- Paperback-styled PDF export, by date range
- iCloud sync via your private container — entries live only on your devices
- Light, Dark, or Follow-system appearance, picked in Settings
The quiet posture
- No streaks, no notifications, no analytics, no telemetry
- No prompts, no AI suggestions, no mood tags, no auto-titles
- No account, no login, no third-party SDKs, no ads
- Paid once, kept forever.
A line a day, a book in time. Made quietly by sthreelabs.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
For v1.1:
- Comfortable in any light.
- Light, dark, or follow the system. Settings → Appearance → Mode.
The developer, sthreelabs LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- sthreelabs LLC
- Size
- 5.9 MB
- Category
- Productivity
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - iPad
Requires iPadOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 sthreelabs
