Comparison

happiness ai vs Polylog

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

Head to head
About

happiness ai

This app uses AI to help you track your emotions and map joyful memories. Share positive experiences to inspire others and earn rewards. It aims to foster a more connected and meaningful life.

Highlights
  • Emotion tracking
  • Memory mapping
  • AI-powered insights
  • Reward system (HAPI Coins)
  • Positivity sharing
  • Premium subscription benefits
Features
Read full description

Build a happier life with Happiness AI. Set goals, recognize your emotions, and create lasting memories, all guided by advanced, user-friendly AI. Limited-Time Premium Offer Receive 1,000,000 HAPI Coins monthly with a Premium subscription. Offer restricted to the first 10,000 users who maintain an active premium account. Standard terms of use apply. HAPI Coin is not an investment. It has no inherent value and offers no guarantee of future financial gain. Privacy Policy & Terms of Use https://happinessai.com/privacy-policy https://happinessai.com/terms-of-use

About

Polylog

This app offers a digital journaling experience, allowing users to express themselves through text, images, and decorative elements. It fosters a community where users can share entries and find inspiration from others.

Highlights
  • Versatile text editor
  • Add images, stickers, and decorations
  • Extensive content library
  • Virtual store for customization
  • Engage with a global community
  • Comment on diary entries
Features
Read full description

Get ready to unleash your creativity with Polylog, the ultimate online diary app that takes journaling to a whole new level! Combine the timeless charm of diary writing with the modern world of digital creativity, and explore endless possibilities to personalize your daily entries with a fun, engaging twist. Join the Polylog community today and embark on an enchanting journey of self-expression and creativity. Whether you're a seasoned journaling enthusiast or a beginner looking to dip your toes into the world of digital diaries, Polylog offers an unparalleled experience that's perfect for you. Download now, and start writing your story! #What you can do with Polylog. - Express Yourself: Let your imagination run wild with Polylog's versatile text editor. Create captivating stories, jot down your daily thoughts, or share your fondest memories with ease. - Visual Storytelling: Add life to your entries with a wide array of images, stickers, and decorations. Personalize your diary with vibrant visuals and make it truly one-of-a-kind. - Extensive Content Library: Explore our vast virtual store, filled with a plethora of stickers, sticky note, frame and decorative elements. Customize your diary to your heart's content, and make it as unique as you are. - Engage with Others: Connect with fellow Polylog users, comment on their diary entries, and find inspiration from a global community of creative individuals. Share your thoughts, and learn from the experiences of others.

Screenshots

happiness ai4 screens
Polylog4 screens

Verdict

The call

The clearest difference is review sentiment: happiness ai at 100% against Polylog's 0%. happiness ai also leads on rating (5.0 vs 2.0) and ratings volume (6 vs 1). Polylog's advantage is update cadence (fortnightly vs every 5 weeks) and iOS requirement (11.0 vs 26.0). On price, ads, in-app purchases and monetization model 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. happiness ai sells 8 in-app purchases, starting at $1.99 per month and Polylog sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

happiness ai holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: happiness ai has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of happiness ai's written reviews are positive against 0% of Polylog's.

UpkeepUpdate frequency

happiness ai ships an update every 5 weeks, Polylog fortnightly. Both last shipped on November 3, 2026.

Scorecard5 real differences · 5 level
happiness ai versus Polylog: the parameters behind the verdict, then further details
Parameterhappiness aiPolylog
PriceFreeFree
Rating5.0 (6 ratings) — better2.0 (1 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings6 — better1
Update frequencyEvery 5 weeksFortnightly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.011.0 — better
Further details — not scored
Size157 MB50 MB
Age rating4+12+
DeveloperHAPPINESS AI INC.Thakornkrid Thanatharapokin

Customer experience

happiness ai

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Polylog

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

8 purchases

happiness ai

Subscriptions6
  • Monthly ALLY Plan7 Days trial$1.991 Month
  • Basic Plan7 Days trial$1.991 Month
  • Premium Plan7 Days trial$7.991 Month
Show 3 more
  • Monthly Premium Membership7 Days trial$8.991 Month
  • 3-Month Premium Subscription7 Days trial$24.993 Months
  • Annual Premium Membership7 Days trial$39.991 Year
One-time2
  • HERO Plan$19.99
  • Lifetime Premium Membership$199.99
10 purchases

Polylog

One-time10
  • 30 PolyCoins$0.99
  • 100 PolyCoins$2.99
  • 225 PolyCoins$5.99
Show 7 more
  • 525 PolyCoins$13.99
  • 844 PolyCoins$21.99
  • 1070 Polycoins$26.99
  • 1500 PolyCoins$38.99
  • 1850 PolyCoins$46.99
  • 2300 PolyCoins$54.99
  • 3000 PolyCoins$69.99

Questions

Is happiness ai free?
happiness ai is free to download, with in-app purchases available.
Is Polylog free?
Polylog is free to download, with in-app purchases available.
Which has better reviews, happiness ai or Polylog?
happiness ai is rated higher. happiness ai averages 5.0 out of 5 from 6 ratings, while Polylog averages 2.0 from 1 ratings.
Do happiness ai or Polylog have ads?
Both happiness ai and Polylog show ads.
Which is updated more often, happiness ai or Polylog?
happiness ai ships an update every 5 weeks, and Polylog fortnightly. Most recently, happiness ai was updated on November 3, 2026 and Polylog on November 3, 2026.

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