Azallea vs EveLock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Azallea
This app helps you track your menstrual cycle, predict ovulation, and monitor your reproductive health with a strong focus on privacy. All your sensitive data is stored locally on your device, ensuring it never leaves your phone. It offers insights, reminders, and optional premium features for deeper tracking.
- Period tracking calendar
- Ovulation and fertility prediction
- Menstrual cycle insights
- Pregnancy mode
- Discrete reminders
- Symptom and mood logging
- Sexual activity tracking
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Take control of your menstrual health with a period tracker that puts your privacy first. Secure, on-device, ad-free, and designed for women by a woman. We believe your intimate health information belongs to you alone. Azallea is a simple, secure menstrual cycle tracker and ovulation calculator designed to help you understand your body without compromising your digital footprint. Why Choose Azallea? • Privacy-First: Your cycle data, period dates, and symptoms are stored locally on your device. We never share or sell your data to third parties or advertisers. • Ad-Free: Focus on your health without distracting ads or intrusive tracking scripts • Built with Care: Designed for women by a woman to ensure a secure, private, and intuitive menstrual cycle tracking experience. Key Features: • Period Tracker: Log your period days with a clean, intuitive calendar. • Ovulation & Fertility: Accurately predict your ovulation day and fertile window - perfect for conception tracking or deepening your menstrual cycle awareness. • Menstrual Cycle Insights: Monitor your cycle length and identify patterns to better understand your reproductive health. • Pregnancy Mode: Privately follow your pregnancy journey week-by-week with helpful information. • Discrete Reminders: Receive gentle notifications for your upcoming period or fertile days. Enhance Your Journey with Azallea Premium: Unlock deeper insights into your body while keeping your data offline. • Symptom & Mood Tracking: Log your symptoms and moods to see how they correlate with your cycle. • Sexual Activity Tracking: A private, discreet space to log your intimate health. • Personal Notes: Keep a secure journal of your health journey. • Subscription Transparency: We use Sign in with Apple only to manage your premium access. Your health data remains strictly on your phone and is never uploaded to our servers. We believe privacy shouldn't be an afterthought. While privacy advocates have highlighted significant data risks in the period tracking apps, Azallea is built from the ground up to ensure your data never leaves your device. Note: Azallea should not be used as a form of contraception. Questions or feedback? We’d love to hear from you: elena@azallea.app Learn more: https://www.azallea.app EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
EveLock
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Private, offline cycle & mood tracker. EveLock helps you log periods, symptoms, and moods—without accounts, cloud sync, or tracking. Your data lives on your iPhone and can be protected with a PIN/Face ID. Why EveLock * No account or cloud — nothing leaves your device * PIN / Face ID lock — keep entries private * Simple calendar — log periods in seconds * Predictions — see upcoming cycles and fertile windows (wellness only) * Moods & symptoms — cramps, headaches, energy, notes, and more * Dark Mode + large text — easy on the eyes and accessible * Export — optional local backup/share when you choose Privacy, by design EveLock doesn’t use analytics, ads, or third-party SDKs. We don’t collect or sell data—ever. Important EveLock is a general-wellness app and does not provide medical advice or diagnosis. Always consult a qualified professional for health decisions.
Screenshots
Verdict
The clearest difference is in-app purchases: EveLock at none against Azallea's 2. Azallea's advantage is update cadence (monthly vs every 8 months) and iOS requirement (15.0 vs 17.0). On price, ads 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. Azallea sells 2 in-app purchases, starting at $2.99 per month. EveLock asks for nothing beyond the download.
Azallea ships an update monthly, EveLock every 8 months. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.
| Parameter | Azallea | EveLock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly — better | Every 8 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 22 MB | 8 MB |
| Age rating | 17+ | 12+ |
| Developer | Lambda Calculus Ltd | Sasa Milat |
In-app purchases
Azallea
- Monthly subscription$2.991 Month
- Annual subscription$14.991 Year
EveLock
No in-app purchases









