Comparison

Bokgi Lucky Diary vs GTG Device Manager

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

Head to head
About

Bokgi Lucky Diary

This app helps you improve habits and track behavior patterns through journaling and self-assessment tools. It offers visual representations of life areas, challenges, and detailed statistics to foster personal growth and record daily life with notes and photos.

Highlights
  • Life Balance Self-Assessment
  • Habit Challenges
  • Monthly Calendar View
  • Color-coded Activity Blocks
  • Notes and Photos
  • Detailed Statistics
  • Customizable Icons and Themes
Features
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Experience the pleasure of improving your habits when you keep a journal! Lucky Diary is probably the most impressive app that you can do both to keep memories with someone you love in your daily life and to track your behavior patterns. Also, Lucky Diary with oriental cuteness is probably one of the easiest journal apps to use. Now, we invite you to the world of Lucky Diary with uniqueness. # Recommended for people who: ∙ Those who want to record their daily life easily ∙ Those who have trouble keeping a diary with long sentences ∙ Those who want to check behavioral patterns with data ∙ Those who want to analyze the quality of behavior ∙ Those who need challenges to improve their lives ∙ Those who want to find areas to improve in their life through life balance self-assessment ​​Lucky Diary provides the following features: # Life Balance Self-Assessment: The Rudder of Life Checklist By looking at a visual representation of all the areas of your life at once, the Rudder of Life Checklist helps you to better understand which of your life areas are flourishing and which ones need the most work. # Challenges Start the challenges of improving important but low-energy areas by considering the results of the rudder of Life checklist. # Monthly Calendar Through the monthly calendar, you can intuitively see the level of satisfaction, changes in mood, and frequency of habits. # 4 color blocks Personalize all your activities in 4 colored blocks. For example, from meeting friends to habits you want to improve. Then tap on today's activity to complete the diary. For details on how to use blocks by color, refer to the following: ∙ Lucky Diary Settings > FAQ # notes and photos On special days, feel the joy of using Lucky Diary with photos and memo. # Statistics to help you grow: The strength of the diary app is knowing about yourself with objective data. Experience growth with Lucky Diary's statistics! ∙ Record Day: Motivate to keep a diary ∙ Activity Ranking: Shows frequently recorded activities and their count ∙ Activity Traffic Light: Analyze the quality of activities (e.g. green: 60% Yellow 20% Red 20%) ∙ Each signal & Activities: Shows the frequency and ranking of activities for each signal ∙ Satisfaction & Activities: Shows activities related to each satisfaction ∙ Satisfaction & Mood: Shows the correlation between Satisfaction level and mood ∙ Average Satisfaction: Shows the level of Satisfaction for each day of the week ∙ Sleep Analysis: Shows the quality and quantity of sleep ∙ Challenge Stats ( Weekly / Monthly / Overachievement) # More than 400 icons Provides icons to support journals, such as self-development, hobbies, exercise, and food. # Other features that will enhance the user experience ∙ Edit blocks, activities as you like ∙ Select and view only the icons you want on the monthly calendar screen ∙ Customize fonts and themes ∙ Turn on PIN lock and keep your diary safe ∙ Set reminders to record your daily life ∙ Dark Mode ∙ Home Widget ∙ Data Backup & Restore

About

GTG Device Manager

Features
Read full description

SENKO GTG Device Manager App. SI-Series and SP-Series detectors was developed to prevent unfortunate accidents caused by gas explosions in hazardous places such as plants, gas storages, and factories. When installed in hazardous area, Toxic gas detector SI-Series will regularly and continuously detect the gas leakage and display the data with FND and to supply 4-20mA standard output.

Screenshots

Bokgi Lucky Diary4 screens
GTG Device Manager4 screens

Verdict

The call

The clearest difference is in-app purchases: GTG Device Manager at none against Bokgi Lucky Diary's 15. GTG Device Manager also leads on ads (none vs shown). Bokgi Lucky Diary's advantage is update cadence (weekly vs every 2 months) and device support (3 vs 1). On price 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. Bokgi Lucky Diary sells 15 in-app purchases, starting at $1.99 per month. GTG Device Manager asks for nothing beyond the download.

UpkeepUpdate frequency

Bokgi Lucky Diary ships an update weekly, GTG Device Manager every 2 months. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

Scorecard5 real differences · 5 level
Bokgi Lucky Diary versus GTG Device Manager: the parameters behind the verdict, then further details
ParameterBokgi Lucky DiaryGTG Device Manager
PriceFreeFree
Rating4.6 (30 ratings) — better—
Positive reviews96.4% of reviews—
Number of ratings30 — better—
Update frequencyWeekly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.1 — better16.4
Further details — not scored
Size167 MB11 MB
Age rating4+17+
DeveloperSung Hee Baesenko inc.,

In-app purchases

15 purchases

Bokgi Lucky Diary

Subscriptions4
  • Plus 1 Month$1.991 Month
  • Plus 3 Months$4.993 Months
  • Plus 6 months$7.996 Months
Show 1 more
  • Plus 1 Year$9.991 Year
One-time11
  • Rich bearFree
  • Fluffy PuppyFree
  • Relaxed CatFree
Show 8 more
  • Good ShibaFree
  • Yellow Cat$0.99
  • Basic Heart$0.99
  • Quick-witted Bunny$0.99
  • Christmas$0.99
  • hiphop chick$0.99
  • money dragon$0.99
  • Plus Lifetime$39.99
None

GTG Device Manager

No in-app purchases

Questions

Is Bokgi Lucky Diary free?
Bokgi Lucky Diary is free to download, with in-app purchases available.
Is GTG Device Manager free?
GTG Device Manager is free to download, with no in-app purchases.
Do Bokgi Lucky Diary or GTG Device Manager have ads?
Bokgi Lucky Diary shows ads; GTG Device Manager does not.
Which is updated more often, Bokgi Lucky Diary or GTG Device Manager?
Bokgi Lucky Diary ships an update weekly, and GTG Device Manager every 2 months. Most recently, Bokgi Lucky Diary was updated on October 24, 2026 and GTG Device Manager on October 19, 2026.

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