Period Tracker vs Dozr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Period Tracker
This app helps you track your menstrual cycle, predict ovulation, and log symptoms. It offers personalized insights and gentle reminders to help you understand your body better. Designed for simplicity and privacy, it's a comprehensive tool for managing your reproductive health.
- Menstrual cycle tracking
- Ovulation prediction
- Period and flow logging
- Symptom and emotion tracking
- Personalized insights
- Gentle reminders
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Meet Ruby – your simple, smart, and free period tracker. Whether you want to track your menstrual cycle, get accurate ovulation predictions, or simply have a clue about your period, Ruby makes it easy to understand your body. Think of it as having Aunt Flo, Aunt Ruby, and your own personal cycle tracker all in one app. With Ruby, you can: - Log your period, flow, and symptoms with just a tap - Use our ovulation tracker to know your most fertile days - Predict cycles with a free period tracker that adapts to you - Track emotions, energy, stress, and notes in one place - Get gentle reminders for upcoming periods, ovulation, and fertile windows Why choose Ruby? - Simple & private – Easy to use, built with privacy in mind. - Your cycle, your way – From teens starting their first period, to women tracking fertility, pregnancy, or perimenopause. - More than a calendar – Ruby helps you spot patterns, manage PMS, and make your cycle feel less of a mystery. How Ruby Stands Out - Have a lively cycle every month with personalized insights. - Finally, an app that helps you truly have a clue about your period. - Forget “my cycle” being hard to remember—Ruby keeps it all logged for you. It's just a clean free period app experience. Privacy policy: https://bit.ly/rafiki-privacy-policy Terms of use: https://bit.ly/rafiki-terms-of-service
Dozr
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Dozr is the private, offline tracker for your medications, vitamins, and supplements. No account. No cloud. Set smart reminders, log doses in one tap, and build streaks that stick — your health data never leaves your iPhone. NEVER MISS A DOSE Precise daily reminders fire at exactly the right time for every medication, vitamin, and supplement. No missed doses. ONE-TAP LOGGING Mark a dose done instantly. Your Today view shows exactly what's left so you always know where you stand. BUILD YOUR STREAK Track consecutive days of adherence and watch your streak grow. Consistency becomes a habit worth keeping. FULL HISTORY, ZERO CLOUD Every dose is saved in your complete history — on your device only. Nothing ever syncs to a server or leaves your iPhone. PRIVATE BY DESIGN No account to create. No cloud to trust. 100% offline — your health data belongs to you alone. —————————————— FREE INCLUDES - Up to 5 medications, vitamins & supplements - Daily reminders - One-tap dose logging - Streak tracking DOZR PRO - Unlimited medications, vitamins & supplements - Full adherence history - All future features —————————————— No sign-up. No account. No cloud. Your health, your rules. Terms of Use: https://dozr.app/terms-of-use Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dozr.app/privacy-policy
Screenshots
Verdict
The clearest difference is ads: Dozr at none against Period Tracker's shown. Dozr also leads on update cadence (weekly vs every 2 weeks). On price, in-app purchases, device support and iOS requirement 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. Period Tracker sells 1 in-app purchase, starting at $29.99 per year and Dozr sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Period Tracker ships an update every 2 weeks, Dozr weekly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | Period Tracker | Dozr |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 47 MB | 43 MB |
| Age rating | 12+ | 4+ |
| Developer | Rafiki Apps | VICTOR LOUREIRO BATISTA |
In-app purchases
Period Tracker
- Ruby Premium7 Days trial$29.991 Year
Dozr
- Dozr Pro Monthly$4.991 Month
- Dozr Pro Yearly$39.991 Year
Questions
Is Period Tracker free?
Is Dozr free?
Do Period Tracker or Dozr have ads?
Which is updated more often, Period Tracker or Dozr?
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