# Roi: Period & Ovulation — Cycle, Fertility & Pregnancy

> Cycle, Fertility & Pregnancy (iPhone/iPad app by CHRISTOS ZAIKIS.)

- Source: https://appshunter.io/ios/app/roi-period-and-ovulation/id6804224400 (this page in markdown: same URL + `.md`)
- Developer: [CHRISTOS ZAIKIS](https://appshunter.io/developer/1881331132)
- Category: Health & Fitness
- Price: Free
- Age rating: 12+
- Requires: iOS 15.0 · 20 MB
- Languages: American English, Danish, Dutch, French (France), German (Germany), Greek, Italian, Japanese, Korean, European Portuguese and 3 more
- Released: 2026-09-02
- Data updated: 2026-10-14

## What is Roi?

Roi is a privacy-first period, cycle and fertility tracker

TRACK YOUR CYCLE
• Log period flow and daily notes
• Track symptoms, mood, sleep, appetite and cravings
• View cycle history, averages and variability
• Get explainable estimates for your next period

## Is Roi safe?

Not enough ratings yet to assess Roi.

## Is Roi legit?

Roi: Period & Ovulation appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Roi is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0 — 2026-09-02

No release notes.

## Apps similar to Roi

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Generali Zame](https://appshunter.io/ios/app/generali-zame/id1625650675) | — | Free | Health & Fitness |
| [My Period & Ovulation Calendar](https://appshunter.io/ios/app/my-period-and-ovulation-calendar/id6449279967) | 3.9 (37) | Free | Health & Fitness |
| [Gym Workout - Muscle Building](https://appshunter.io/ios/app/gym-workout-muscle-building/id1499465356) | 4.7 (949) | Free | Health & Fitness |
| [Fitpass: Sport and recreation](https://appshunter.io/ios/app/fitpass-sport-and-recreation/id1444181297) | 4.9 (6,460) | Free | Health & Fitness |
| [Period & Ovulation Calculator](https://appshunter.io/ios/app/period-and-ovulation-calculator/id1603182312) | 4.4 (611) | Free | Health & Fitness |
| [Kegel Exercises Pelvic Floor](https://appshunter.io/ios/app/kegel-exercises-pelvic-floor/id1513495973) | 4.9 (3,216) | Free | Health & Fitness |

## More apps by CHRISTOS ZAIKIS

- [FireGuard: Emergency & Safety](https://appshunter.io/ios/app/fireguard-emergency-and-safety/id6759867977)
- [AriaK](https://appshunter.io/ios/app/ariak/id6760932091)

All apps by CHRISTOS ZAIKIS: https://appshunter.io/developer/1881331132

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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 2026-10-14.*