Comparison

Girin vs Mamuri

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

Head to head
About

Girin

Utilize advanced AR technology to measure and record children's heights without physical charts. Track your child's growth professionally and accurately with built-in iPhone sensors.

Highlights
  • Advanced AR height measurement
  • Digital height charts for kids
  • Professional and accurate growth recording
  • Uses iPhone sensors
  • No physical stickers or lines needed
Features
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Advanced AR technology without having to draw dirty lines or attach height chart stickers to the wall shows various height chart that children will like. You can measure and record heights with sensors built into your iPhone so that you can see your child's growth more professionally and accurately.

About

Mamuri

Features
Read full description

Mamuri is a quiet space to record your emotions, one day at a time. How are you feeling today? Good, okay, not great, overwhelmed, complicated — start your day with one of five emotion stickers. ▶ Record your feelings Express today’s mood with cute emotion stickers, and capture more detailed emotions like excitement, gratitude, anxiety, or longing. ▶ Decorate it like a scrapbook Add photos, place stickers, and choose paper themes to create a journal page that feels like your own. ▶ An AI companion stays with you When you write, your companion “Mamuri” responds with warmth. No judgment, no pressure — just a gentle space to be heard. ▶ Reflect on your emotional flow Use the emotion calendar and weekly/monthly reports to quietly look back on how your feelings have changed over time. ▶ Make it more special with Premium · Create your own custom stickers · Unlock extended AI conversations · Use special paper themes · Access advanced emotion reports Mamuri does not replace therapy or professional support. If you are going through a difficult time, please seek help from a qualified professional or local support service. Thank you for making it through today with Mamuri.

Screenshots

Girin4 screens
Mamuri4 screens

Verdict

The call

The clearest difference is in-app purchases: Girin at none against Mamuri's 2. Girin also leads on ads (none vs shown). Mamuri's advantage is update cadence (weekly vs every 27 months). On price, device support and iOS requirement 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. Mamuri sells 2 in-app purchases, starting at $4.99 per month. Girin asks for nothing beyond the download.

UpkeepUpdate frequency

Girin ships an update every 27 months, Mamuri weekly. The most recent releases landed on June 5, 2026 and August 26, 2026 respectively.

Scorecard3 real differences · 7 level
Girin versus Mamuri: the parameters behind the verdict, then further details
ParameterGirinMamuri
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 27 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.4 — better
Further details — not scored
Size57 MB102 MB
Age rating4+4+
Developeryaehoon KimSUNJUN KIM

In-app purchases

None

Girin

No in-app purchases

2 purchases

Mamuri

Subscriptions2
  • Mamuri Premium Monthly$4.991 Month
  • Mamuri Premium Yearly$39.991 Year

Questions

Is Girin free?
Girin is free to download, with no in-app purchases.
Is Mamuri free?
Mamuri is free to download, with in-app purchases available.
Do Girin or Mamuri have ads?
Mamuri shows ads; Girin does not.
Which is updated more often, Girin or Mamuri?
Girin ships an update every 27 months, and Mamuri weekly. Most recently, Girin was updated on June 5, 2026 and Mamuri on August 26, 2026.

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