# iFertile — Menstrual cycle calculator

> Menstrual cycle calculator for estimating fertile periods. (iPhone/iPad app by FBF Sistemas LTDA.)

- Source: https://appshunter.io/ios/app/ifertile/id919367481 (this page in markdown: same URL + `.md`)
- Developer: [FBF Sistemas LTDA](https://appshunter.io/developer/321061871)
- Category: Health & Fitness, Medical
- Price: Free
- Rating: 4.70/5 from 60 App Store ratings · 14 written reviews indexed
- Age rating: +4
- Requires: iOS 13.0 · 5 MB
- Languages: European Portuguese, European Spanish, American English
- Released: 2014-10-15
- Data updated: 2026-08-26
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/ifertile/id919367481/reviews.md

## What is iFertile?

The rhythm method is based on calculations to estimate the fertile period of a woman.

It can be a contraceptive method, but not very secure. It is most suitable for women who want to become pregnant so they need to know the fertile period.

## Key features

- Fertile period estimation
- Rhythm method calculations
- Pregnancy planning tool
- Contraceptive method (limited security)

## Recent user reviews (10 of 14)

All indexed reviews: https://appshunter.io/ios/app/ifertile/id919367481/reviews.md

### 4/5 — Bom, simples, sem custo

*2024-07-02*

É simples, mostra somente as datas coloridas num calendário. Cumpre o necessário.

### 5/5 — Maravilha

*2023-11-29*

Muito bom perfeito 👍.

### 5/5 — Ótimo

*2020-07-01*

Muito prático!

### 3/5 — Ciclo irregular

*2019-06-03*

Faz os cálculos através dos dias entre os ciclos, mas os dias de ciclo pra quem não toma pílula não são regulares. Não tem como eu preencher ciclo de 28, 29 ou 30 dias... às vezes de um mês pro outro são 28, às vezes 29 e às vezes 30 dias...

### 3/5 — 👀

*2016-04-27*

muito simples 🙄

### 1/5 — Fiquei gravida

*2016-04-23*

Fiquei grávida com esse aplicativo pois si vcs ver o período fértil e bem fora pois foi o que aconteceu comigo,calculou meu período no final do mês mas era antes essa aplicativo não é confiável estou grávida de 6 semanas.

### 1/5 — Theo!

*2016-04-10*

Foi usando esse app que ganhei o Theo, que tem 3 meses hoje :) e foi rapidinho...!! 
Não dá pra confiar MESMO. Tabelinha não é segura, mas se querem usar, a melhor ainda é aquele escrita na parede. Tabela de vó.

### 1/5 — Ruim

*2016-03-05*

Aplicativo mal feito, não a diferença entre meses terminados em 30 ou 31, que dirá ano bissexto!!! Tentei usar durante meses, mas esse mês foi a gota da água!!! Péssimo!!!😡

### 3/5 — Problema encontrado

*2015-10-26*

O único problema que encontrei foi que não consigo marcar dias passados ao dia que baixei o aplicativo

### 5/5 — Muito bom.. 👏🏻👏🏻

*2015-07-30*

Vivia perdida.. O App ajuda bastante.

## Frequently asked questions about iFertile

### What is iFertile used for?

iFertile is used to estimate a woman's fertile period based on the rhythm method. This helps users identify times when they are most likely to conceive.

### How accurate is iFertile?

The rhythm method, which iFertile utilizes, is not a highly secure contraceptive method. It is most effective for women seeking to become pregnant by pinpointing their fertile window.

### Is iFertile free to use?

Yes, iFertile is available for free. However, it does contain advertisements.

### What devices support iFertile?

iFertile is supported on iPhone, iPad, and iPod devices.

### When was iFertile last updated?

The latest version of iFertile, version 3.2, was last updated on January 16, 2025.

### What is the age rating for iFertile?

iFertile has an age rating of 4+, making it suitable for a wide range of users.

### Does iFertile have ads?

Yes, iFertile contains advertisements, as indicated by its ad-supported monetization model.

### What is the user rating for iFertile?

iFertile has a strong user rating of 4.7 stars, based on 58 ratings.

## Version history (last 5 releases)

### 3.3 — 2026-04-05

Small improvements.

### 3.2 — 2025-01-16

Small improvements.

### 3.1 — 2023-06-29

Small improvements.

### 3.0 — 2020-07-01

Support for all iPhone and iPad screens.

### 2.0 — 2018-01-23

Small improvements.

## Apps similar to iFertile

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Glow Ovulation & Period App](https://appshunter.io/ios/app/glow-ovulation-and-period-app/id638021335) | 4.7 (74,548) | Free | Health & Fitness |
| [Premom-Ovulation Tracker, PCOS](https://appshunter.io/ios/app/premom-ovulation-tracker-pcos/id1279295922) | 4.8 (58,885) | Free | Health & Fitness |
| [Life - Period Tracker Calendar](https://appshunter.io/ios/app/life-period-tracker-calendar/id703547387) | 4.8 (62,793) | Free | Health & Fitness |
| [Femometer Fertility Tracker](https://appshunter.io/ios/app/femometer-fertility-tracker/id1269972832) | 4.9 (70,208) | Free | Health & Fitness |
| [Flo Cycle & Period Tracker](https://appshunter.io/ios/app/flo-cycle-and-period-tracker/id1038369065) | 4.7 (1,947,731) | Free | Health & Fitness |
| [Modern Fertility Tracker](https://appshunter.io/ios/app/modern-fertility-tracker/id1569865429) | 4.7 (82) | Free | Health & Fitness |

## More apps by FBF Sistemas LTDA

- [Tic Tac Toe - The Best](https://appshunter.io/ios/app/tic-tac-toe-the-best/id391030527)
- [Forca - O melhor jogo da forca](https://appshunter.io/ios/app/forca-o-melhor-jogo-da-forca/id442227661)
- [Hangman - The Best Game](https://appshunter.io/ios/app/hangman-the-best-game/id483955633)
- [Glow Drawings](https://appshunter.io/ios/app/glow-drawings/id490508395)
- [Pull Sticks](https://appshunter.io/ios/app/pull-sticks/id893791642)

All apps by FBF Sistemas LTDA: https://appshunter.io/developer/321061871

## Related topics

[metodo del ritmo](https://appshunter.io/ios/topics/metodo-del-ritmo) · [fbf sistemas ltda](https://appshunter.io/ios/topics/fbf-sistemas-ltda)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*