Comparison

Menstrual Calendar Diary vs CalendarPlus

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

Head to head
About

Menstrual Calendar Diary

Track your menstrual cycle with ease. This app predicts your next period, ovulation dates, and fertile windows. It also includes a memo feature for personal notes and diary entries.

Highlights
  • Menstrual cycle prediction
  • Ovulation calculator
  • Fertile window tracking
  • Pregnancy planning reference
  • Personal diary notes
Features
Read full description

Ladies! Relieve your worries fast and easy menstrual calendar As easy and comfortable as a woman's menstrual diary, and Predict the date of the next menstrual shows. Ovulation calculator function can Reproductive life span etc on the calendar shows. Contraception to avoid pregnancy period of custody. Memo field to be able to write a couple of like a diary. Ovulation, pregnancy ganeungil, physiological prediction of the date used as a reference, as there is a difference depending on the ladies and please

About

CalendarPlus

Features
Read full description

説明+++++++++++++++++++++++++++++++ ●前作「Calendar2015」からパワーアップ。 ●今日の和暦と西暦の表示に特化したシンプルオペレーションのコンセプトを引き継ぎながら、  金融機関などで更に便利な簡易電卓も装備。 ●その計算結果を履歴として残せます。 ●履歴画面では、計算結果の履歴だけでなく、電卓画面で入力した数字なら簡易メモにもなります。 ●金融機関などで、「今年は、201x年?、平成2x年?」と、分からなくなった時がありませんか。  そんな時に、お使い下さい。 ●簡易、年齢早見にもお使い下さい。 ●西暦xxxx年は、何年前?という、疑問にもお答えします。1868年(明治元年から)対応しています。 特徴++++++++++++++++++++++++++++++ ●とにかく、シンプルに西暦と和暦を同時に表示します。 ●簡易電卓機能があります。 ●アプリを起動すれば、すぐに西暦と和暦が表示されます。 ●現在時刻も同時に表示します。 ●大きめのアナログ時計で、瞬時に現在時刻が分かります。 ●今日現在だけでなく、西暦から和暦に変換できます。  また同時に、何年前かも分かります。 使用シーン+++++++++++++++++++++++++ ●書類などを記入する際、和暦や西暦が必要な時に。 ●今日の日付を知りたい時に。 ●西暦から和暦に、変換したい時に。 ●西暦年から、今年が何年前かを、知りたい時に。 ●履歴を残したい計算をする時に。

Screenshots

Menstrual Calendar Diary3 screens
CalendarPlus4 screens

Verdict

The call

Menstrual Calendar Diary and CalendarPlus are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 26, 2026 and October 11, 2026 respectively.

ScorecardNo meaningful differences
Menstrual Calendar Diary versus CalendarPlus: the parameters behind the verdict, then further details
ParameterMenstrual Calendar DiaryCalendarPlus
PriceFreeFree
Rating5.0 (6 ratings) — better—
Positive reviews58.3% of reviews—
Number of ratings6 — better—
Update frequencyEvery 3 monthsEvery 3 months
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size6 MB8 MB
Age rating12+4+
DeveloperEONSOFTHISANORI KAMEYAMA

In-app purchases

None

Menstrual Calendar Diary

No in-app purchases

None

CalendarPlus

No in-app purchases

Questions

Is Menstrual Calendar Diary free?
Menstrual Calendar Diary is free to download, with no in-app purchases.
Is CalendarPlus free?
CalendarPlus is free to download, with no in-app purchases.
Do Menstrual Calendar Diary or CalendarPlus have ads?
Both Menstrual Calendar Diary and CalendarPlus show ads.
Which is updated more often, Menstrual Calendar Diary or CalendarPlus?
Menstrual Calendar Diary ships an update every 3 months, and CalendarPlus every 3 months. Most recently, Menstrual Calendar Diary was updated on October 26, 2026 and CalendarPlus on October 11, 2026.

Other comparisons