Comparison

Chat Journal vs Tsukuyomi

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

Head to head
About

Chat Journal

Features
Read full description

Chat Journal – Daily Notes is a simple and private journaling app designed for everyday use. Write your thoughts as if you were chatting with yourself. No pressure, no social sharingβ€”just your personal space. Features β€’ Chat-style daily journaling β€’ Text, photo, and voice note support β€’ Automatic organization by date β€’ Calendar and list views for easy review β€’ Passcode, Face ID, and Touch ID protection β€’ All data stored locally on your device Perfect for β€’ Daily journaling β€’ Quick thoughts and reflections β€’ Private notes without social media Your moments, your memoriesβ€”kept safely.

About

Tsukuyomi

Features
Read full description

Tsukuyomi is a serene moon phase journal that connects the wisdom of lunar cycles with the rhythm of your everyday life. Write your wishes under the new moon. Release what no longer serves under the full moon. Live in tune with the ancient wisdom of the moon. KEY FEATURES β€” Tonight's Moon See today's moon phase, lunar age, and illumination at a glance. A poetic message accompanies each phase to inspire reflection. β€” Lunar Calendar A monthly calendar visualizing the moon's rhythm, with days until the next new and full moon clearly shown. β€” Heart Journal Capture your thoughts with a mood icon. Look back at your entries alongside the moon phase that shaped them. β€” Seven-Night Moon Journal Follow seven authored prompts and small practicesβ€”from looking up at the moon to carrying one insight forward. Nights 1 and 2 are free. β€” Photos Attach a moon photograph or a memory to your entries. β€” Fully Offline All data stays on your device. No account, no login, no ads. TSUKUYOMI PRO (optional) Pro unlocks Nights 3–7 of the Seven-Night Moon Journal, unlimited moon-card redraws, and an on-device moon reflection that helps you revisit your entry alongside the lunar phase. The current Japan storefront prices are Β₯150 weekly, Β₯480 monthly, and Β₯2,800 annually; Apple shows the price and eligibility for any introductory offer before purchase. Your journal text stays on your device and is never sent to an external service. WHO IT'S FOR - Anyone wanting to bring lunar rhythm into daily life - People seeking a daily mindfulness or self-reflection practice - Lovers of spirituality, manifestation, or wellness - Anyone looking for a beautiful, serene Japanese journal app Look up at the moon. Write what comes to mind. That becomes the record of your journey. β€” Developer: Starcrown, Inc. Support: https://starcrown.co.jp/support Privacy Policy: https://starcrown.co.jp/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Chat Journal4 screens
Tsukuyomi4 screens

Verdict

The call

The clearest difference is update cadence: Tsukuyomi at every 3 days against Chat Journal's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Chat Journal sells 1 one-off in-app purchase and Tsukuyomi sells 6 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Chat Journal ships an update every 2 months, Tsukuyomi every 3 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

Scorecard1 real difference Β· 5 level
Chat Journal versus Tsukuyomi: the parameters behind the verdict, then further details
ParameterChat JournalTsukuyomi
PriceFreeFree
Update frequencyEvery 2 monthsEvery 3 days β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad β€” betteriPhone
Requires iOS18.517.0 β€” better
Further details β€” not scored
Size3 MB3 MB
Age rating4+4+
DeveloperMamiko TsukamotoStarcrown Inc

In-app purchases

1 purchases

Chat Journal

One-time1
  • Pro (One-Time Purchase)$5.99
6 purchases

Tsukuyomi

Subscriptions3
  • Tsukuyomi Pro Weekly3 Days trial$0.997 Days
  • Tsukuyomi Pro Monthly7 Days trial$2.991 Month
  • Tsukuyomi Pro Yearly7 Days trial$17.991 Year
One-time3
  • Small Gift$0.99
  • Medium Gift$1.99
  • Generous Gift$5.99

Questions

Is Chat Journal free?
Chat Journal is free to download, with in-app purchases available.
Is Tsukuyomi free?
Tsukuyomi is free to download, with in-app purchases available.
Do Chat Journal or Tsukuyomi have ads?
Neither Chat Journal nor Tsukuyomi shows ads.
Which is updated more often, Chat Journal or Tsukuyomi?
Chat Journal ships an update every 2 months, and Tsukuyomi every 3 days. Most recently, Chat Journal was updated on October 31, 2026 and Tsukuyomi on November 10, 2026.

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