Comparison

One vs Dream Journal

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

One

Features
Read full description

One-Line Diary is a simple journaling app that lets you easily capture your daily thoughts and moments in just a few words. With the calendar view, you can look back on past entries and quickly see how many posts you made on each day at a glance. The built-in report feature helps you review and visualize your records, making it easy to notice changes in your feelings and habits over time. Designed with a clean and distraction-free interface, the app lets you focus entirely on your thoughts without interruption. Why not start recording small daily insights and emotional changes at your own pace?

About

Dream Journal

Capture your dreams immediately upon waking by speaking or typing them. Build a personal dream atlas, identify recurring dream signs, and work towards lucid dreaming. Features on-device AI for dream analysis and privacy-focused design.

Highlights
  • Voice-to-text dream recording
  • Personal dream atlas creation
  • Dream sign identification
  • On-device AI dream analysis
  • Privacy-focused, no account needed
  • Gentle morning reminders
Features
Read full description

Dreams fade within minutes of waking. Speak yours before it's gone, and watch your own dream world take shape, one night at a time. Dream Journal turns every dream into entries in a personal atlas: the people, places, things and creatures that visit you at night. When something keeps coming back, it becomes a dream sign, your doorway to lucid dreaming. CATCH IT BEFORE IT FADES • Just talk. Your voice is turned into text right on your iPhone • Or type a few words. Half-remembered fragments count too • Tag how it felt, nightmares, and the nights you knew you were dreaming • A gentle morning reminder so you write it down in time BUILD YOUR DREAM ATLAS • Every person, place, thing and creature gets its own page • See how often each one appears and which dreams it came from • Dream Journal recognizes what is already in your atlas when it shows up again • Watch the atlas grow as your recall gets sharper FIND YOUR DREAM SIGNS • Anything that appears three times or more becomes a dream sign • Tonight's dream sign arrives before bed, so you're more likely to notice it in a dream and realize you're dreaming • Pin your own signs and track your lucid dreams ON-DEVICE AI (iPhone with Apple Intelligence) • AI spots the people, places and things in your dream for you • A short reflection on each dream, for self-discovery and fun, not fortune-telling • A weekly look back at your dream world • Runs entirely on your iPhone. Free and unlimited, no account PRIVATE BY DESIGN • Your dreams and your voice never leave your iPhone • Export everything as text whenever you like HOW IT WORKS 1. Wake up and speak or type your dream 2. Confirm the people, places and things it contained 3. Your atlas grows, and dream signs appear Streaks, badges and home screen widgets help you keep the habit going. Dream Journal is free with ads. A one-time purchase removes all ads. Start tomorrow morning. The dream you remember is the first page of your atlas.

Screenshots

One3 screens
Dream Journal4 screens

Verdict

The call

The clearest difference is in-app purchases: One at none against Dream Journal's 1. One also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 weeks). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Dream Journal sells 1 one-off in-app purchase. One asks for nothing beyond the download.

UpkeepUpdate frequency

One ships an update every 3 days, Dream Journal every 2 weeks. The most recent releases landed on October 13, 2026 and October 26, 2026 respectively.

Scorecard4 real differences · 5 level
One versus Dream Journal: the parameters behind the verdict, then further details
ParameterOneDream Journal
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size20 MB18 MB
Age rating4+4+
DeveloperYuga MatsumiKeiK LLC

In-app purchases

None

One

No in-app purchases

1 purchases

Dream Journal

One-time1
  • Remove Ads$4.99

Questions

Is One free?
One is free to download, with no in-app purchases.
Is Dream Journal free?
Dream Journal is free to download, with in-app purchases available.
Do One or Dream Journal have ads?
Dream Journal shows ads; One does not.
Which is updated more often, One or Dream Journal?
One ships an update every 3 days, and Dream Journal every 2 weeks. Most recently, One was updated on October 13, 2026 and Dream Journal on October 26, 2026.

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