Comparison

Life Key vs YEY!

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

Head to head
About

Life Key

Explore your inner self with psychological tests and see your future with AI-powered tools. Generate AI babies, see yourself aged, or revisit your youth. Discover your personality and potential.

Highlights
  • AI baby generator
  • Childhood face transformation
  • Future baby prediction
  • Aging simulation
  • Psychological tests
  • Personality exploration
Features
Read full description

Join Life Key, meet the future and become a better person! Here you will know that the future is in your own hands, and you can also meet the future yourself! Integrating psychological functions can help you explore yourself and discover your true inner world. Let's explore together! //AI baby// Have you tried the recently popular AI photos? Come and see what your mini version generated by AI looks like. The latest artificial intelligence technology analyzes facial features to accurately predict your AI baby's face. There are a large number of cute and cute templates in Life Key for you to choose from, and you can generate your AI baby photo with one click. Come and try it! // Tongyan Time Machine Do you miss the good childhood days? LifeKey Child Face Time Shuttle takes you back to your youth! Whether it’s childhood or youth, just click upload and you can become younger with one click. Come and share your young self with your friends~ // AI Lab Do you want to know what your baby looks like? If you want to predict your cute baby in the future, just upload a photo of you and your partner, and select the baby's gender, and then you can see the baby's photo. // Aging time machine Take a ride on LifeKey’s fun time shuttle, along with the time shuttle, to see how you look when you grow old, see how much time has changed, and predict the secret of freezing age! You can choose photos of your family or friends. You can choose photos of your family and friends to see how everyone looks when they grow old. // Fun test questions LifeKey has a variety of psychological test questions, such as love, health, personality, family, workplace, interpersonal, etc. that the public cares about most, to explore their true heart from different angles. Life Key offers auto-renewal subscription options: *Payment will be charged to iTunes Account at confirmation of purchase. *Subscription automatically renews unless auto-renew is turned off 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, and identify the cost of renewal. *Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. *Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Privacy Policy:http://resource.divinationlove.com/Lifekey/privacy.html Terms of service:http://resource.divinationlove.com/Lifekey/service.html If you have any questions, please feel free to communicate: feedback@divinationlove.com

About

YEY!

Features
Read full description

YEY! replaces physical card decks with a vibrant, pocket-ready digital experience. Play with friends, partners, family, or even solo through themed decks filled with meaningful questions, challenges, and laughter. Connect, laugh, and play anytime, anywhere! YEY brings your favorite card decks to your pocket. No physical cards needed. Just fun moments with family, friends, or someone new!

Screenshots

Life Key4 screens
YEY!4 screens

Verdict

The call

The clearest difference is update cadence: YEY! at every 3 days against Life Key's every 3 weeks. On price, ads, in-app purchases and device support 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. Life Key sells 7 in-app purchases, starting at $6.99 per 7 days and YEY! sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Life Key ships an update every 3 weeks, YEY! every 3 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
Life Key versus YEY!: the parameters behind the verdict, then further details
ParameterLife KeyYEY!
PriceFreeFree
Rating4.2 (2.4K ratings) — better—
Positive reviews12.0% of reviews—
Number of ratings2.4K — better—
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size144 MB90 MB
Age rating4+4+
DeveloperAstrarix CorporationAlexandra Abadesco

Bugs and requests

Life Key

Reported bugs

3 issues
  • Crashes and glitches
  • Doesn't work as advertised
  • Subscription issues

Requested features

3 requests
  • More free features
  • Less ads
  • Improved accuracy

YEY!

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Life Key

Subscriptions7
  • Weekly Subscription 01$6.997 Days
  • Weekly Subscription 023 Days trial$6.997 Days
  • Weekly Subscription7 Days trial$6.997 Days
Show 4 more
  • Monthly Subscription 03$9.991 Month
  • Monthly Subscription 01$15.991 Month
  • Monthly Subscription 023 Days trial$15.991 Month
  • Yearly Subscription$29.991 Year
2 purchases

YEY!

One-time2
  • YEY! Annual Premium$2.99
  • YEY! Monthly Premium$14.99

Questions

Is Life Key free?
Life Key is free to download, with in-app purchases available.
Is YEY! free?
YEY! is free to download, with in-app purchases available.
Do Life Key or YEY! have ads?
Neither Life Key nor YEY! shows ads.
Which is updated more often, Life Key or YEY!?
Life Key ships an update every 3 weeks, and YEY! every 3 days. Most recently, Life Key was updated on November 7, 2026 and YEY! on November 5, 2026.

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