---
title: "期間と排卵計算 - 排卵日予測 & 月経周期予測 - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "排卵計算機 &月経トラッカー, 人気月経管理アプリ - 当たる 無料。排卵日予測をする方法はいくつかあり。期間トラッカーは女性達のための特別にデザインされている暦だ。月経周期は出血が始まった日を開始日として、この日を1日目と数えます。40週を標準的な妊娠期間として出産予定日を導出している。"
---

# 期間と排卵計算 - 排卵日予測 & 月経周期予測 — Japan
> 排卵と妊娠カレンダー: 月経周期の高速計算

![期間と排卵計算 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/c8/e5/6d/c8e56dc6-1d3c-d9db-d905-78190228957a/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png)

**Developer:** [Anastasia Kovba](https://apptail.io/developer/anastasia-kovba-XNf) (United States)
**Category:** Medical
**Rating:** 4.5/5 (13 ratings)
**Price:** Free
**Bundle ID:** com.dmitry-kovba.LightOvulationCalendar
**Store:** Apple App Store
**Country:** Japan
**Version:** 26.2 (released 2026-01-22)
**Original Release:** 2016-04-07
**Languages:** English, Afrikaans, Amharic, Arabic, Armenian, Azerbaijani, Basque, Belarusian, Bengali, Bulgarian, Burmese, Central Khmer, Catalan, Croatian, Czech, Danish, Dutch, Estonian, Finnish, French, Galician, Georgian, German, Greek (modern), Hebrew (modern), Hindi, Hungarian, Icelandic, Indonesian, Italian, Japanese, Kannada, Kazakh, Korean, Kirghiz, Latvian, Lithuanian, Macedonian, Malay, Malayalam, Marathi, Mongolian, Nepali, Norwegian Bokmål, Norwegian Nynorsk, Persian, Polish, Portuguese, Panjabi, Romanian, Russian, Serbian, Chinese, Sinhala, Slovak, Slovenian, Spanish, Swahili, Swedish, Tamil, Telugu, Thai, Turkish, Ukrainian, Vietnamese, Zulu

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id743793955)
**AppTail Page:** [https://apptail.io/app/menstruacios-naptar-JZP/japan](https://apptail.io/app/menstruacios-naptar-JZP/japan)

## 期間と排卵計算 Description
排卵計算機 &月経トラッカー, 人気月経管理アプリ - 当たる 無料。排卵日予測をする方法はいくつかあり。期間トラッカーは女性達のための特別にデザインされている暦だ。月経周期は出血が始まった日を開始日として、この日を1日目と数えます。40週を標準的な妊娠期間として出産予定日を導出している。

## 期間と排卵計算 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/8f/e0/b9/8fe0b933-5eff-a131-7af5-ac94f0f306eb/pr_source.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/54/2e/37/542e3755-18ad-486c-a10e-bb2429c9c7c9/pr_source.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/21/7c/7e/217c7ed2-a305-c2a7-d5b4-967f3c593ebf/pr_source.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/73/3a/0a/733a0a09-64af-8788-e0bc-e83982876cd2/pr_source.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/4b/0d/e0/4b0de016-32d4-07fa-97b3-e69263815f8d/pr_source.png/1242x2688.png)

## 期間と排卵計算 Rating Breakdown in Japan
- 5 stars: 8 (62%)
- 4 stars: 3 (23%)
- 3 stars: 2 (15%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)



## 期間と排卵計算 Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Top Grossing | Vietnam | Medical | #42 |
| Top Grossing | Romania | Medical | #64 |
| Top Free | Greece | Medical | #141 |
| Top Free | Hungary | Medical | #188 |
| Top Free | Dominican Republic | Medical | #239 |
| Top Free | Romania | Medical | #275 |
| Top Free | Austria | Medical | #332 |
| Top Free | Azerbaijan | Medical | #358 |
| Top Free | Lebanon | Medical | #374 |
| Top Free | Algeria | Medical | #421 |
| Top Free | Israel | Medical | #423 |
| Top Free | Belgium | Medical | #424 |
| Top Free | Mexico | Medical | #460 |
| Top Free | Poland | Medical | #478 |
| Top Free | Türkiye | Medical | #490 |
| Top Free | Kuwait | Medical | #490 |

## 期間と排卵計算 Discovered Keywords
- 月経周期予測
- 排卵日予測


## 期間と排卵計算 Available In
- [Hungary](https://apptail.io/app/menstruacios-naptar-JZP/hungary)
- [United States](https://apptail.io/app/menstruacios-naptar-JZP/united-states)
- [Russia](https://apptail.io/app/menstruacios-naptar-JZP/russia)
- [Thailand](https://apptail.io/app/menstruacios-naptar-JZP/thailand)
- [Ukraine](https://apptail.io/app/menstruacios-naptar-JZP/ukraine)
- [Brazil](https://apptail.io/app/menstruacios-naptar-JZP/brazil)
- [France](https://apptail.io/app/menstruacios-naptar-JZP/france)
- [Vietnam](https://apptail.io/app/menstruacios-naptar-JZP/vietnam)
- [Slovakia](https://apptail.io/app/menstruacios-naptar-JZP/slovakia)
- [Mexico](https://apptail.io/app/menstruacios-naptar-JZP/mexico)
- [Germany](https://apptail.io/app/menstruacios-naptar-JZP/germany)
- [Czechia](https://apptail.io/app/menstruacios-naptar-JZP/czechia)
- [Canada](https://apptail.io/app/menstruacios-naptar-JZP/canada)
- [Türkiye](https://apptail.io/app/menstruacios-naptar-JZP/turkey)
- [Romania](https://apptail.io/app/menstruacios-naptar-JZP/romania)
- [Saudi Arabia](https://apptail.io/app/menstruacios-naptar-JZP/saudi-arabia)
- [Spain](https://apptail.io/app/menstruacios-naptar-JZP/spain)
- [Australia](https://apptail.io/app/menstruacios-naptar-JZP/australia)
- [Croatia](https://apptail.io/app/menstruacios-naptar-JZP/croatia)
- [Switzerland](https://apptail.io/app/menstruacios-naptar-JZP/switzerland)
- [Indonesia](https://apptail.io/app/menstruacios-naptar-JZP/indonesia)
- [China](https://apptail.io/app/menstruacios-naptar-JZP/china)
- [Philippines](https://apptail.io/app/menstruacios-naptar-JZP/philippines)
- [Italy](https://apptail.io/app/menstruacios-naptar-JZP/italy)
- [United Kingdom](https://apptail.io/app/menstruacios-naptar-JZP/united-kingdom)
- [South Africa](https://apptail.io/app/menstruacios-naptar-JZP/south-africa)
- [Netherlands](https://apptail.io/app/menstruacios-naptar-JZP/netherlands)
- [Poland](https://apptail.io/app/menstruacios-naptar-JZP/poland)
- [Taiwan](https://apptail.io/app/menstruacios-naptar-JZP/taiwan)
- [Chile](https://apptail.io/app/menstruacios-naptar-JZP/chile)
- [Norway](https://apptail.io/app/menstruacios-naptar-JZP/norway)
- [Colombia](https://apptail.io/app/menstruacios-naptar-JZP/colombia)
- [Nigeria](https://apptail.io/app/menstruacios-naptar-JZP/nigeria)
- [Argentina](https://apptail.io/app/menstruacios-naptar-JZP/argentina)
- [United Arab Emirates](https://apptail.io/app/menstruacios-naptar-JZP/united-arab-emirates)
- [Peru](https://apptail.io/app/menstruacios-naptar-JZP/peru)
- [Belgium](https://apptail.io/app/menstruacios-naptar-JZP/belgium)
- [Austria](https://apptail.io/app/menstruacios-naptar-JZP/austria)
- [Ghana](https://apptail.io/app/menstruacios-naptar-JZP/ghana)
- [Dominican Republic](https://apptail.io/app/menstruacios-naptar-JZP/dominican-republic)
- [Japan](https://apptail.io/app/menstruacios-naptar-JZP/japan)
- [India](https://apptail.io/app/menstruacios-naptar-JZP/india)
- [Israel](https://apptail.io/app/menstruacios-naptar-JZP/israel)
- [Kazakhstan](https://apptail.io/app/menstruacios-naptar-JZP/kazakhstan)
- [Oman](https://apptail.io/app/menstruacios-naptar-JZP/oman)
- [Uganda](https://apptail.io/app/menstruacios-naptar-JZP/uganda)
- [Portugal](https://apptail.io/app/menstruacios-naptar-JZP/portugal)
- [Ecuador](https://apptail.io/app/menstruacios-naptar-JZP/ecuador)
- [Malaysia](https://apptail.io/app/menstruacios-naptar-JZP/malaysia)
- [South Korea](https://apptail.io/app/menstruacios-naptar-JZP/south-korea)
- [Hong Kong SAR China](https://apptail.io/app/menstruacios-naptar-JZP/hong-kong)
- [Sweden](https://apptail.io/app/menstruacios-naptar-JZP/sweden)
- [New Zealand](https://apptail.io/app/menstruacios-naptar-JZP/new-zealand)
- [Bulgaria](https://apptail.io/app/menstruacios-naptar-JZP/bulgaria)
- [Bahrain](https://apptail.io/app/menstruacios-naptar-JZP/bahrain)
- [Estonia](https://apptail.io/app/menstruacios-naptar-JZP/estonia)
- [Algeria](https://apptail.io/app/menstruacios-naptar-JZP/algeria)
- [Greece](https://apptail.io/app/menstruacios-naptar-JZP/greece)
- [Singapore](https://apptail.io/app/menstruacios-naptar-JZP/singapore)
- [Honduras](https://apptail.io/app/menstruacios-naptar-JZP/honduras)
- [Angola](https://apptail.io/app/menstruacios-naptar-JZP/angola)
- [Belarus](https://apptail.io/app/menstruacios-naptar-JZP/belarus)
- [Egypt](https://apptail.io/app/menstruacios-naptar-JZP/egypt)
- [Nepal](https://apptail.io/app/menstruacios-naptar-JZP/nepal)
- [Panama](https://apptail.io/app/menstruacios-naptar-JZP/panama)
- [Paraguay](https://apptail.io/app/menstruacios-naptar-JZP/paraguay)
- [Tunisia](https://apptail.io/app/menstruacios-naptar-JZP/tunisia)
- [Uruguay](https://apptail.io/app/menstruacios-naptar-JZP/uruguay)
- [Finland](https://apptail.io/app/menstruacios-naptar-JZP/finland)
- [Senegal](https://apptail.io/app/menstruacios-naptar-JZP/senegal)
- [Malta](https://apptail.io/app/menstruacios-naptar-JZP/malta)
- [Mauritius](https://apptail.io/app/menstruacios-naptar-JZP/mauritius)
- [Mali](https://apptail.io/app/menstruacios-naptar-JZP/mali)
- [Kenya](https://apptail.io/app/menstruacios-naptar-JZP/kenya)
- [Sri Lanka](https://apptail.io/app/menstruacios-naptar-JZP/sri-lanka)
- [Lebanon](https://apptail.io/app/menstruacios-naptar-JZP/lebanon)
- [Luxembourg](https://apptail.io/app/menstruacios-naptar-JZP/luxembourg)
- [Azerbaijan](https://apptail.io/app/menstruacios-naptar-JZP/azerbaijan)
- [Cyprus](https://apptail.io/app/menstruacios-naptar-JZP/cyprus)
- [Armenia](https://apptail.io/app/menstruacios-naptar-JZP/armenia)
- [Cayman Islands](https://apptail.io/app/menstruacios-naptar-JZP/cayman-islands)
- [Denmark](https://apptail.io/app/menstruacios-naptar-JZP/denmark)
- [Ireland](https://apptail.io/app/menstruacios-naptar-JZP/ireland)
- [Slovenia](https://apptail.io/app/menstruacios-naptar-JZP/slovenia)
- [Belize](https://apptail.io/app/menstruacios-naptar-JZP/belize)
- [Latvia](https://apptail.io/app/menstruacios-naptar-JZP/latvia)
- [Macao SAR China](https://apptail.io/app/menstruacios-naptar-JZP/macau)
- [Namibia](https://apptail.io/app/menstruacios-naptar-JZP/namibia)
- [Madagascar](https://apptail.io/app/menstruacios-naptar-JZP/madagascar)
- [Barbados](https://apptail.io/app/menstruacios-naptar-JZP/barbados)
- [Lithuania](https://apptail.io/app/menstruacios-naptar-JZP/lithuania)
- [Pakistan](https://apptail.io/app/menstruacios-naptar-JZP/pakistan)
- [Kuwait](https://apptail.io/app/menstruacios-naptar-JZP/kuwait)
- [Uzbekistan](https://apptail.io/app/menstruacios-naptar-JZP/uzbekistan)
- [Jordan](https://apptail.io/app/menstruacios-naptar-JZP/jordan)
- [Iceland](https://apptail.io/app/menstruacios-naptar-JZP/iceland)
- [Grenada](https://apptail.io/app/menstruacios-naptar-JZP/grenada)
- [Suriname](https://apptail.io/app/menstruacios-naptar-JZP/suriname)
- [Brunei](https://apptail.io/app/menstruacios-naptar-JZP/brunei)
- [Bermuda](https://apptail.io/app/menstruacios-naptar-JZP/bermuda)
- [North Macedonia](https://apptail.io/app/menstruacios-naptar-JZP/north-macedonia)

---

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