Comparison

Micro Journal vs One

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

Head to head
About

Micro Journal

Features
Read full description

Life moves fast. Most journaling apps ask too much — pages, prompts, templates. Micro Journal asks for just one sentence. That's it. One honest line about your day, every day. No ads. Ever. WHY ONE SENTENCE WORKS Traditional journals feel like homework. You open them, stare at a blank page, and close them with guilt. Micro Journal removes that friction. One sentence takes 30 seconds. It's the journaling habit that actually sticks. Write one line today. In five years, you will have a page for every single day. FEATURES • One Sentence a Day — Write a single sentence about your day. Short, honest, yours. • Mood Tracking — Tag each entry with how you felt. See your emotional patterns over time. • Streak Counter — Build your writing streak day by day. • Streak Freezes — Miss a day and your streak survives. You earn a freeze for every seven days in a row. • Daily Prompts — Never stare at a blank page. Get a new writing prompt every day. • Photo Memories — Attach one photo to capture the visual side of your day. • Beautiful Timeline — Scroll through your life, one sentence at a time; the free plan shows the last 7 days. • Calendar View — See your entire month at a glance with mood indicators (Pro). • Stats & Insights — Most-used words, mood trends, monthly activity charts (Pro). • Achievements — Unlock 16 badges as you build your journaling habit (Pro). • 1 Year Ago Today — Rediscover what you wrote exactly one year ago. • Search — Find any sentence instantly; Pro searches your whole journal. • Themes — 7 color themes, 3 free and 4 with Pro. • PDF Book of Days — Export your journal as a beautifully formatted PDF (Pro). • Daily Reminders — Gentle, rotating nudges to keep your habit alive; Pro picks the time. • Face ID Lock — Your thoughts are private. Keep them that way (Pro). • Private by design — Your entries live on your device. Nothing about your writing reaches us. • Widget — Your streak and today's prompt, right on your home screen. • Dark Mode — Designed for both light and dark. • No Ads — Zero ads, now and forever. We respect your journal time. PRIVACY Your sentences are yours. Micro Journal collects no analytics and contains no tracking of any kind. Entries live on your device — never on our servers. MICRO JOURNAL PRO Unlock the full experience with Pro: • Calendar view with mood dots • Detailed stats, insights & charts • Journal export (text & PDF Book of Days) • Face ID privacy lock • Daily reminders at a time you choose • Unlimited timeline history • 4 exclusive Pro themes • Deep writing prompts • 16 unlockable badges • Search across your whole journal Subscription options: • Yearly, starting with a 7-day free trial (auto-renewable, best value) • Monthly (auto-renewable) • Lifetime — one payment, no subscription Prices are shown in your own currency on the Pro screen in the app and on this page under In-App Purchases. Free trial terms: the 7-day free trial applies to the yearly plan. If you do not cancel at least 24 hours before the trial ends, it converts to a paid yearly subscription at the price shown in the app. Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Privacy Policy: https://theknack2020-sketch.github.io/microjournal-privacy/ Terms of Use (EULA): https://theknack2020-sketch.github.io/microjournal-privacy/terms.html Start writing today. Future you will thank you.

About

One

This app simplifies journaling by requiring only one sentence per day. It's designed for beginners and busy individuals, offering a calm and focused space to capture daily thoughts and build a reflective habit effortlessly.

Highlights
  • One sentence daily entry
  • Effortless habit building
  • No overwhelm or distractions
  • Timeline of thoughts
  • Record of daily life
  • Calm and focused design
Features
Read full description

Start journaling without the pressure. Most journals ask too much. Blank pages. Long entries. Endless consistency. One is different. Write just one sentence a day — and you’re done. Why it works • No overwhelm — just a single sentence • Takes less than a minute • Builds a daily habit effortlessly • Capture your life as it happens Look back on your life Over time, your entries become something powerful: A timeline of your thoughts A record of your days A simple way to remember what matters Designed to feel calm and focused No clutter. No distractions. Just you and your thoughts. Perfect for • Beginners who can’t stick with journaling • Busy people with no time • Anyone who wants to reflect without pressure Simple. Intentional. Done. One sentence is all it takes. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Micro Journal4 screens
One4 screens

Verdict

The call

Micro Journal and One are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Micro Journal sells 1 one-off in-app purchase and One sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
Micro Journal versus One: the parameters behind the verdict, then further details
ParameterMicro JournalOne
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size2 MB1 MB
Age rating4+4+
DeveloperUFUK OZDEMIRRyan Bittorf

In-app purchases

1 purchases

Micro Journal

One-time1
  • Micro Journal Pro Lifetime$19.99
3 purchases

One

Subscriptions2
  • One Sentence Journal Premium$2.991 Month
  • One Sentence Journal Premium$14.991 Year
One-time1
  • One Sentence Journal Premium$34.99

Questions

Is Micro Journal free?
Micro Journal is free to download, with in-app purchases available.
Is One free?
One is free to download, with in-app purchases available.
Do Micro Journal or One have ads?
Neither Micro Journal nor One shows ads.
Which is updated more often, Micro Journal or One?
Micro Journal ships an update every 2 weeks, and One every 2 weeks. Most recently, Micro Journal was updated on October 25, 2026 and One on October 31, 2026.

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