LadyData vs NaturalBloom
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LadyData
This app helps women track their menstrual cycles and fertility. It allows for detailed recording of temperature, symptoms, and other cycle events to understand personal patterns. Designed for those practicing fertility awareness, it offers a clear, private way to monitor reproductive health.
- Cycle tracking
- Basal body temperature recording
- Cervical mucus tracking
- Symptom logging
- Pattern recognition
- Privacy-focused design
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LadyData is not your average period tracker. Designed for women practicing fertility awareness and cycle awareness, this powerful app offers cycle tracking without compromise. Record basal body temperature, cervical mucus, cycle events, and custom symptoms, all in a clean, intuitive charting interface. Perfect for irregular cycles, PCOS/PMOS, and other cycle conditions. https://ladydata.co/legal/privacy https://ladydata.co/legal/terms - Built with privacy in mind - Get clear pattern recognition to understand your cycle - Ideal for users of the Sympto-Thermal Method, Sensiplan, or Taking Charge of Your Fertility - Understand your cycle phases and patterns, with no fluff, ads, or hidden agendas Whether you're learning fertility awareness, tracking for conception, or deepening your body literacy, LadyData is your daily companion in self-knowledge.
NaturalBloom
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NaturalBloom is a hormone-free fertility-awareness app built around the Sensiplan sympto-thermal protocol — a well-studied natural family planning method that, when learned and used correctly, has been shown in published research to be a highly effective approach to family planning. Whether you're avoiding pregnancy, trying to conceive, or simply curious about your body, NaturalBloom helps you read the signals your cycle is already giving you. WHAT MAKES NATURALBLOOM DIFFERENT • Sensiplan-grade engine — three-over-six rule for temperature confirmation, peak-mucus rule cross-check, conservative fertile-window logic. Same rules a certified instructor would teach you. • Calm, clear, never alarming — no fear-based nudges, no "you're fertile!" red dots. Plain-language daily insights that explain what your body is doing and why. • Yours forever — one $19.99 purchase. No subscription. No ads. No upsells. Every future update to the iPhone app is included. Family Sharing is on, so your spouse gets it too. • Your data stays on your device — everything you log is stored in your phone's secure local storage. We don't run servers that hold your cycle data. We don't sell, share, or analyze it. We don't ship third-party advertising or analytics SDKs. WHAT YOU CAN TRACK • Basal body temperature — manual entry, Bluetooth thermometers (Easy@Home, Femometer, iThermo), or wearable temps from Apple Watch, Oura Ring, Whoop, Garmin, Fitbit, and Ultrahuman via Apple Health • Cervical mucus observations (Sensiplan categories) • Period flow and intermenstrual spotting • LH (ovulation) test results • Intimacy • Free-text notes for symptoms and life events WEARABLE-AWARE INSIGHTS If you wear an Apple Watch or Oura, NaturalBloom understands the quirks: • A nightly wrist-temperature deviation is calibrated to your oral baseline before being used as your BBT • Short-sleep nights (under 4 hours) flag the temperature as less reliable — Sensiplan recommends marking it "disturbed" • A heads-up that your luteal-phase HRV dip and resting heart-rate climb are progesterone at work, not poor recovery PERSONALISED, NOT GENERIC Every cycle, NaturalBloom learns your patterns: average length, ovulation day, luteal phase length, shortest and longest cycles. Daily insights reference your real numbers — "You ovulated 9 days ago. Your luteal phase typically runs 14 days, so your period is expected May 1." — never a horoscope. FOR EVERY GOAL • Avoid pregnancy: conservative fertile-window framing, double-confirmation cues • Conceive: peak-fertility highlighting, ovulation confirmation in plain English • Just understand my body: full body-literacy explanations of what's happening hormonally and what you might notice REFUND PROMISE NaturalBloom comes with a 60-day satisfaction promise. If it isn't right for you, email hello@naturalbloom.app and we'll endorse your refund request with Apple. IMPORTANT NaturalBloom is an educational tool. It is not a contraceptive, not a medical device, and does not provide medical advice. If you're using fertility awareness to avoid or achieve pregnancy, please learn the method thoroughly — ideally with a certified Sensiplan or sympto-thermal instructor — and talk to a clinician about decisions that affect your health.
Screenshots
Verdict
The clearest difference is update cadence: LadyData at every 3 weeks against NaturalBloom's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. LadyData sells 2 in-app purchases, starting at $4.99 per month and NaturalBloom sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
LadyData ships an update every 3 weeks, NaturalBloom every 6 weeks. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.
| Parameter | LadyData | NaturalBloom |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (14 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 56 MB | 57 MB |
| Age rating | 12+ | 12+ |
| Developer | Dance Party | Dominic Iocco |
In-app purchases
LadyData
- Monthly Subscription1 Month trial$4.991 Month
- Annual LadyData Subscription1 Month trial$29.991 Year
NaturalBloom
- Unlock NaturalBloom$19.99









