# Niva Menstrual Calendar — Cycle, Ovulation & Fertility > Cycle, Ovulation & Fertility (iPhone/iPad app by Bruno Dias.) - Source: https://appshunter.io/ios/app/niva-menstrual-calendar/id6773578694 (this page in markdown: same URL + `.md`) - Developer: [Bruno Dias](https://appshunter.io/developer/1668022725) - Category: Health & Fitness, Lifestyle - Price: Free - Age rating: 12+ - Requires: iOS 15.6 · 64 MB - Languages: American English, German (Germany), Italian, Brazilian Portuguese - Released: 2026-06-18 - Data updated: 2026-07-20 - User reviews in markdown: https://appshunter.io/ios/app/niva-menstrual-calendar/id6773578694/reviews.md ## What is Niva Menstrual Calendar? Niva: Menstrual Calendar, Ovulation, Fertile Window and Women’s Health Niva is a women’s health app designed for women who want to track their menstrual cycle with accuracy, practicality, and privacy. Log your period, track ovulation, discover your fertile window, view your fertility days, and understand every phase of your menstrual cycle with a simple, smart, and complete menstrual calendar. Menstrual calendar. Ovulation. Fertility. Women’s health all in one place. MENSTRUAL CALENDAR AND SMART PREDICTIONS With just a few logged cycles, Niva learns from your data and automatically calculates: * Prediction of your next period * Prediction of your next menstrual cycle * Estimated fertile window * Identification of your fertility days * Likely ovulation day * Current cycle phase * Average cycle length * Average period length * Menstrual cycle history The more records you add, the more accurate the predictions become. Even when adding past periods, the app automatically recalculates all information. PERIOD TRACKER AND DAILY INSIGHTS Understand your body better with daily information about each phase of your menstrual cycle. Receive personalized content about: * Energy and mood * Fertility and chances of conception * PMS symptoms * Hormonal changes * Mood changes * Follicular phase * Ovulation * Luteal phase * Upcoming period * Women’s well-being Everything explained in simple, welcoming, and easy-to-understand language. MENSTRUAL REPORTS FOR MEDICAL APPOINTMENTS Generate complete reports of your menstrual history to monitor your women’s health and share it with healthcare professionals. View and export information such as: * Logged period dates * Menstrual cycle length * Time between periods * Symptom history * Mood records * Logged intimate activity * Birth control usage * Patterns observed over time Bring organized information to medical appointments and track your cycle with more confidence. BIRTH CONTROL REMINDERS Never forget your contraceptive method. Set personalized reminders for: * Daily birth control pill * Monthly birth control injection * Quarterly birth control injection * Weekly birth control patch * Vaginal ring COMPLETE MENSTRUAL CALENDAR Track everything in one place: * Logged periods * Period prediction * Next menstrual cycle * Fertile window * Fertility days * Ovulation day * Daily mood * Menstrual symptoms * Intimate activity * Birth control usage * Menstrual cycle history Everything organized to make tracking your women’s health easier. SMART NOTIFICATIONS Receive personalized alerts at the most important moments of your menstrual cycle: * Pre-ovulation * Ovulation * Post-ovulation * Luteal phase * Pre-menstruation * Predicted period start * Birth control reminders * Fertile window alerts * Important information about each cycle phase WHO NIVA IS FOR * Women who want to track their menstrual cycle * Those looking for a reliable menstrual calendar * Those looking for a complete period tracker * Women trying to get pregnant * Women who want to identify their fertile window * Those who want to track ovulation * Birth control users who need reminders * Women who want to log PMS symptoms * Couples who want to better understand the female cycle * Those who want to take better care of their women’s health Download Niva and have a smart menstrual calendar to track your period, predict ovulation, identify your fertile window, and take care of your women’s health every day. ## Version history (last 5 releases) ### 1.0.15 — 2026-06-24 Dear community, in this new version of Niva we’ve introduced improvements to make your menstrual tracking even simpler and more accurate: * Performance improvements for a faster and more stable app. * Adjustments to cycle, ovulation, and fertile window predictions. * General bug fixes and overall experience improvements. ### 1.0.12 — 2026-06-22 Dear community, in this new version of Niva we’ve introduced improvements to make your menstrual tracking even simpler and more accurate: * New languages available to improve accessibility and user experience. * Performance improvements for a faster and more stable app. * Adjustments to cycle, ovulation, and fertile window predictions. * General bug fixes and overall experience improvements. ### 1.0.4 — 2026-06-16 Querida comunidade, trazemos nesta versão melhorias pensadas para cuidar ainda melhor da sua experiência com a Niva: - Melhorias de desempenho e estabilidade. - Chat integrado da Niva renovado, agora mais dinâmico e intuitivo. Obrigada por confiar na Niva para acompanhar você em cada fase do seu ciclo. ### 1.0.3 — 2026-06-14 Querida comunidade, trazemos nesta versão melhorias pensadas para cuidar ainda melhor da sua experiência com a Niva: - Nova opção para avaliar o aplicativo e compartilhar a sua opinião. - Melhorias de desempenho e estabilidade. - Chat integrado da Niva renovado, agora mais dinâmico e intuitivo. Obrigada por confiar na Niva para acompanhar você em cada fase do seu ciclo. ### 1.0.2 — 2026-06-13 No release notes. ## More apps by Bruno Dias - [Só sei o CEP](https://appshunter.io/ios/app/so-sei-o-cep/id1668627253) - [Portas Lógicas](https://appshunter.io/ios/app/portas-logicas/id6449132955) - [Sua Lista de Compras](https://appshunter.io/ios/app/sua-lista-de-compras/id6451331070) - [Minhas Metas](https://appshunter.io/ios/app/minhas-metas/id6468079288) - [Subjects Anytime](https://appshunter.io/ios/app/subjects-anytime/id6477767620) - [Regra de 3 - Oficial](https://appshunter.io/ios/app/regra-de-3-oficial/id6498786270) All apps by Bruno Dias: https://appshunter.io/developer/1668022725 --- *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 2026-07-20.*