Comparison

Mersea メルシー vs hug+u

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

Head to head
About

Mersea メルシー

This app offers personalized advice for creating a body more conducive to pregnancy, based on individual constitution. It provides support for the physical and emotional anxieties of those trying to conceive, with guidance on diet, exercise, sleep, and mental well-being.

Highlights
  • Personalized constitution analysis
  • Pregnancy-ready body advice
  • Diet, exercise, sleep, and mental care tips
  • Basal body temperature tracking
  • HealthKit integration for temperature data
Features
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「ひとりじゃないよ、ママになろう。」 Mersea(メルシー)はひとりひとりの体質にあわせた妊娠しやすい体づくりをアドバイス。妊活中の体と心の不安に寄り添うアプリです。 [体質診断] 100個の質問に回答して、あなたの体質をチェック。 数多くの不妊治療に携わってきた薬剤師・国際中医専門員の監修により、妊娠しやすい体づくりのアドバイスをアプリにしました。東洋医学をベースにひとりひとりの体質にあった食事、運動、睡眠、メンタルケアに関する生活習慣を提案します。 東洋医学の不妊治療では、命を育む体の環境をととのえることを大切に考えています。特に、不妊に悩む女性の「冷え」「生理不順」「血行不良」などの改善は、東洋医学の得意分野です。 あなたにあった生活習慣を取り入れて、妊娠しやすい体になりましょう! ※本アプリは、体質の特徴を予測することが目的であり、病気の診断を行うものではありません。病気の兆候がある場合には、病院を受診し、医師の診察を受けましょう。 [基礎体温記録] 毎日の基礎体温を記録してあなたの妊活をサポート。 入力された体温情報はデバイスのヘルスケアに保存されます。 Merseaに関するお問い合わせ、ご質問等はサポートメールアドレスまでお願い致します。

About

hug+u

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hug+u is a pregnancy-specific condition management application that supports mothers who are going through major physical changes on a daily basis! In addition to basic items such as Weight and Temperature, you can record Blood Pressure, Blood Glucose Level, Symptoms and etc. You can also register your spouse, family members, or close friends as your partners to share and manage your daily health condition together. ・Condition Management During pregnancy, it is important to record and monitor your condition on a regular basis for early detection of physical and mental disorders. When sharing your recent condition with your doctor at the hospital, you can easily tell him or her by opening hug+u and viewing the record. hug+u is linked with iOS HealthKit. If data on the number of steps, sleep time, body temperature, blood pressure, and blood glucose level are saved on the iOS device in advance, they can be automatically input by pressing "Import from your device" when recording physical condition on hug+u. ・Weekly Information Information on the baby's size and growth process for each week is provided. In addition, various "Health Tips" and "Good to Know!" are available! ・What if you get sick? hug+u offers some guidelines for contacting a hospital for each of the symptoms of pregnancy and how to deal with them. Make sure you know in advance in case you get sick! ・Consult hug+u doctors if you have any concerns! You can now consult directly with hug+u doctors for free about concerns that you can't figure out even after researching! You can also view questions from other pregnant women and the doctors' answers to them. Many other useful functions to support the life of pregnant women, such as a calendar and a to-do list, are also included. We hope you download it and make use of it in your daily life!

Screenshots

Mersea メルシー4 screens
hug+u4 screens

Verdict

The call

The clearest difference is update cadence: hug+u at fortnightly against Mersea メルシー's every 6 weeks. Mersea メルシー's advantage is iOS requirement (11.0 vs 15.6). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Mersea メルシー ships an update every 6 weeks, hug+u fortnightly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 6 level
Mersea メルシー versus hug+u: the parameters behind the verdict, then further details
ParameterMersea メルシーhug+u
PriceFreeFree
Positive reviews28.6% of reviews—
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.6
Further details — not scored
Size89 MB94 MB
Age rating17+17+
DeveloperWomens Kampo Inc.Famileaf Co., Ltd.

In-app purchases

None

Mersea メルシー

No in-app purchases

None

hug+u

No in-app purchases

Questions

Is Mersea メルシー free?
Mersea メルシー is free to download, with no in-app purchases.
Is hug+u free?
hug+u is free to download, with no in-app purchases.
Do Mersea メルシー or hug+u have ads?
Neither Mersea メルシー nor hug+u shows ads.
Which is updated more often, Mersea メルシー or hug+u?
Mersea メルシー ships an update every 6 weeks, and hug+u fortnightly. Most recently, Mersea メルシー was updated on October 24, 2026 and hug+u on October 30, 2026.

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