Comparison

Couple Diary vs BrainPet

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

Head to head
About

Couple Diary

Record shared memories and deepen your connection with daily questions and anniversary tracking. Customize your diary with themes and widgets to cherish your relationship milestones.

Highlights
  • Daily couple questions
  • Memory recording
  • D-day and anniversary widget
  • Customizable themes
  • Like & dislike keywords
Features
Read full description

In 7 days, you'll be closer than ever. Couple Diary ■ Couple Talk freely in a private space designed just for the two of you. ■ Diary Record your daily moments and precious memories together in your Couple Diary. ■ Calendar Share your schedules, plan dates, and keep track of important anniversaries. ■ Clock Personalize a unique Couple Clock with your favorite photos. ■ Widget Check your D-Day at a glance with the Home Screen Widget. ■ Theme Customize your space with various themes to make it extra special. ■ Search Keywords Couple · Couple App · Couples App · Couple Diary · D-Day · Anniversary · Calendar · Widget · Clock · Alarm · Theme Developer Contact couplediary0725@gmail.com

About

BrainPet

Features
Read full description

BrainPet is a Screen Time coach that helps you understand why you open distracting apps and build better phone habits one moment at a time. Instead of simply blocking apps, BrainPet helps you create guard rules, record why you need extra time, and spot the patterns behind repeated app opens. Your BrainPet reflects your daily focus rhythm, making it easier to notice when your attention is drifting and choose a better next step. Use BrainPet to: - Create app and website guard rules with Apple Screen Time - Set schedules for bedtime, work, study, mornings, and weekends - Pause before opening distracting apps - Choose a reason when you need extra time - Review daily pattern insights about weak moments, repeated reasons, and problem apps - Track your BrainPet’s recovery as you protect your attention BrainPet is designed for people who do not want to delete apps, but still want more control over when and why they use them. PRIVATE BY DESIGN BrainPet uses Apple’s Screen Time API for app selection, shielding, and local usage reports. Screen Time data is processed on your device. We do not sell your data or use your private usage history for advertising. The core features of this app are available through a Pro Subscription. Terms of Service: https://buly.kr/AF2G3Mw Privacy Policy: https://buly.kr/8IxvGOA

Screenshots

Couple Diary4 screens
BrainPet4 screens

Verdict

The call

The clearest difference is ads: BrainPet at none against Couple Diary's shown. Couple Diary's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, 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. Couple Diary sells 10 one-off in-app purchases and BrainPet sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Couple Diary ships an update weekly, BrainPet every 10 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Couple Diary versus BrainPet: the parameters behind the verdict, then further details
ParameterCouple DiaryBrainPet
PriceFreeFree
Rating4.5 (8 ratings) — better—
Positive reviews76.7% of reviews—
Number of ratings8 — better—
Update frequencyWeekly — betterEvery 10 days
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size112 MB40 MB
Age rating4+4+
Developerhongseo kimMinsik Chae

In-app purchases

10 purchases

Couple Diary

One-time10
  • 비눗방울 250개$1.99
  • 프리미엄 30일$1.99
  • 프리미엄 30일$2.99
Show 7 more
  • 비눗방울 500개$2.99
  • 프리미엄 30일$4.99
  • 다음 혜택이 1년간 제공됩니다.$5.99
  • 비눗방울 1,100개$5.99
  • 비눗방울 2,200개$11.99
  • 비눗방울 3,300개$19.99
  • 비눗방울 6,500개$34.99
4 purchases

BrainPet

Subscriptions4
  • BrainPet 1 Month Pro$6.991 Month
  • BrainPet 1 Year Pro Downsell$19.991 Year
  • BrainPet 1 Year Pro Trial3 Days trial$29.991 Year
Show 1 more
  • BrainPet 1 Year Pro7 Days trial$29.991 Year

Questions

Is Couple Diary free?
Couple Diary is free to download, with in-app purchases available.
Is BrainPet free?
BrainPet is free to download, with in-app purchases available.
Do Couple Diary or BrainPet have ads?
Couple Diary shows ads; BrainPet does not.
Which is updated more often, Couple Diary or BrainPet?
Couple Diary ships an update weekly, and BrainPet every 10 days. Most recently, Couple Diary was updated on October 28, 2026 and BrainPet on October 25, 2026.

Other comparisons