Comparison

MomentNote vs Lumos Diary

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

Head to head
About

MomentNote

Features
Read full description

Mood Diary is a personal diary recording tool with a visualized timeline, which is used to record personal life, thoughts, inspirations and store diary-related photos locally. Record every meaningful moment in your life on the timeline. 【Timeline】Time is like a line, with the past at one end and the future at the other. Each mood you record can only be pushed forward in the direction of time and also be traced back from time to time. 【Photo Recording】Unrestricted photo storage. Images are one of the best ways to record, as they prevent your memories from fading away with the passage of time. 【Data Protection】Diary pictures, text data, etc. will not be stored on third-party servers. They are only saved on your personal iCloud or local device. You never need to worry about the leakage of your personal privacy data in this interconnected world. 【Privacy Protection】The APP can enable face recognition to ensure that only you yourself can open the diary. --Pro User Benefits: Pro users can post an unlimited number of mood diaries. Each diary can have an unlimited number of photos attached and an unlimited number of tags can be created. Free users can only post a maximum of 10 diaries, with a limit of 3 photos for each diary, and can only create a maximum of 3 tags. --Subscription Price: The price will be shown during the subscription process. The recurring monthly price is $1.0 per month. --Cancellation of Subscription: To cancel your subscription, you must manually turn off auto-renewal in your iTunes/Apple ID settings at least 24 hours before the current subscription period ends. --Renewal: Your Apple account will be charged within 24 hours before the end of the current subscription period. Upon successful payment, your subscription period will extend by one more subscription cycle. --Privacy Policy: https://tangible-paperback-98a.notion.site/Privacy-Policy-3b051832e9204b1f9979d6eedbda44ed?pvs=4 --Terms of Use: https://tangible-paperback-98a.notion.site/Terms-of-Use-c1feef02e7c645bc8ed5ea1f405bd5dd?pvs=4

About

Lumos Diary

This app helps you understand yourself better by transforming daily records into insightful visualizations and AI-driven analysis. Capture moments with text, photos, and locations, and track emotional changes over time.

Highlights
  • Quick capture with text, photos, and location
  • AI-generated titles, tags, and emotion detection
  • Emotion visualizations based on Plutchik's Wheel
  • Track emotional trends and patterns
  • AI-powered mood insights and suggestions
  • Weekly AI-generated summary letters
  • Private chat with AI companions
Features
Read full description

---------- Lumos Features Record · AI · Visualization Lumos transforms daily records into meaningful self-understanding, helping you see yourself over time. ---------- 1. Quick Capture Capture daily moments effortlessly with text, photos, and locations. 2. Smart Understanding AI automatically generates titles, tags, and detects emotions to organize your entries. 3. Emotion Petals Based on Plutchik’s Emotion Wheel, Lumos transforms emotions into intuitive visualizations, revealing your inner state. 4. Emotion Trends Track emotional changes and long-term patterns through weekly and monthly views. 5. Mood Insights AI offers gentle suggestions to help you better understand and navigate your emotions. 6. Weekly Letters Receive a weekly AI-generated letter summarizing your emotions and life moments. 7. AI Companions AI responds to your entries with different personalities, accompanying your expression over time. 8. Private Chat Talk with AI anytime to share your thoughts and feelings. 9. Long-term Memory Lumos gradually understands your emotions and personal context, providing more personalized responses. 10. Quick Search Easily find past journal entries and important memories. 11. Location Records Capture where important moments happened, making your memories more vivid. ---------- 12. Emotion Analysis Model Lumos is based on psychologist Robert Plutchik’s Emotion Wheel: • Eight basic emotions: Joy, Trust, Fear, Surprise, Sadness, Disgust, Anger, Anticipation • Each emotion has multiple intensity levels (e.g., Serenity → Joy → Ecstasy) Helping you understand emotional structures more precisely. ---------- 13. AI Disclaimer AI-generated analysis and suggestions are for reference only and do not constitute professional advice. Please use your own judgment. ---------- 14. Privacy First Your journal belongs to you. • Entries are stored locally on your device • AI analysis and visualization data are processed locally • Data is securely synced via iCloud • You retain full control of your data ---------- 15. Lumos Pro Subscription Subscribe to Lumos Pro to unlock full AI capabilities and advanced visualization features. • Auto-renewable subscription (cancel anytime) • Free trial available • Managed through your Apple Account ---------- 16. Legal Privacy Policy https://lumos-app.notion.site/privacy-en Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MomentNote4 screens
Lumos Diary4 screens

Verdict

The call

MomentNote and Lumos Diary 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. MomentNote sells 1 in-app purchase, starting at $0.99 per month and Lumos Diary sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

MomentNote ships an update every 3 weeks, Lumos Diary fortnightly. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

ScorecardNo meaningful differences
MomentNote versus Lumos Diary: the parameters behind the verdict, then further details
ParameterMomentNoteLumos Diary
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.0 — better
Further details — not scored
Size2 MB51 MB
Age rating4+4+
Developer子源 董Beijing Shunxi Wanxian Technology Co., Ltd.

In-app purchases

1 purchases

MomentNote

Subscriptions1
  • 月订阅$0.991 Month
6 purchases

Lumos Diary

Subscriptions6
  • Lumos Pro Early-Bird(Monthly)7 Days trial$2.991 Month
  • Lumos Pro Monthly7 Days trial$3.991 Month
  • Lumos Pro Early-Bird(Quarterly)7 Days trial$6.993 Months
Show 3 more
  • Lumos Pro Quarterly7 Days trial$9.993 Months
  • Lumos Pro Early-Bird(Yearly)7 Days trial$19.991 Year
  • Lumos Pro Yearly7 Days trial$39.991 Year

Questions

Is MomentNote free?
MomentNote is free to download, with in-app purchases available.
Is Lumos Diary free?
Lumos Diary is free to download, with in-app purchases available.
Do MomentNote or Lumos Diary have ads?
Neither MomentNote nor Lumos Diary shows ads.
Which is updated more often, MomentNote or Lumos Diary?
MomentNote ships an update every 3 weeks, and Lumos Diary fortnightly. Most recently, MomentNote was updated on November 8, 2026 and Lumos Diary on October 30, 2026.

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