Clio Daye vs mie
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Clio Daye
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Your cycle data is yours. We mean that literally. Most period tracking apps are free because they make money from your data. That data gets sold to advertisers, shared with data brokers, and in some US states has been requested by law enforcement. We found this unacceptable. So we built Clio Daye. Everything you track in Clio Daye lives only on your device. There is no account to create, no server receiving your data, no cloud backup, no subscription, no ads. We have no access to your data. Nobody does except you. That was the whole reason we built this. How it works Clio Daye covers the things that matter in day-to-day cycle tracking. You can log flow intensity, 15 different symptoms, mood, and notes. It shows your current cycle phase and predicts when your next period is likely to start, with an honest uncertainty range rather than a false-precision date. Over time, it surfaces patterns in your flow, symptoms, and mood so you can see what your own cycle actually looks like. Most apps tell you when your next period is due. Clio Daye shows you a rolling six-month picture of your cycle so you can plan ahead, not just react. Useful for travel, events, or simply knowing what kind of week you're heading into. Everything is protected by Face ID, Touch ID, or a PIN. If someone else picks up your phone, they cannot open the app without your permission. Who it's for Anyone who has a menstrual cycle. Clio Daye uses body-neutral language and doesn't assume gender. It's designed for people across all life stages, from first cycles through perimenopause. A lot of people who try Clio Daye have already had a bad experience with another app. Maybe you found out your previous app shared your data in ways you never agreed to. We built this for exactly that reason. Open source and free, forever Clio Daye is free with no subscription, no premium tier, and no advertising. The source code is public at github.com/pjaol/safeflow so anyone can read it and verify the privacy claims for themselves. We're not a venture-backed startup optimizing for growth. We're a small team who thought this tool should exist and built it. A note on what this isn't Clio Daye is not a contraceptive tool and should not be used as one. Predictions are estimates based on your logged history and become more accurate as you log more cycles. If you need contraception or have medical concerns about your cycle, please talk to a healthcare provider. Requires iOS 17.5 or later.
mie
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mie is a beautifully designed cycle tracking app built for people who want to understand their body โ and optionally share that journey with a trusted partner. CYCLE TRACKING Log your period, symptoms, flow, mood, and intimate activity. mie learns your cycle over time and predicts your next period, fertile window, and ovulation โ all stored locally on your device. AI COACH Have real conversations with your personal AI cycle coach. Ask anything about your cycle, symptoms, or hormonal health. Get warm, knowledgeable answers tailored to your actual logged data โ not generic advice. PARTNER SYNC Share a curated snapshot of your cycle phase with your partner using end-to-end encryption. They see what you choose to share โ nothing more. Pairing takes seconds with a QR code. PRIVACY FIRST Your health data lives on your device. Partner sync data is end-to-end encrypted โ we cannot read it. No account required. No data sold. Ever. PREMIUM Upgrade to unlock unlimited AI coach conversations and advanced cycle insights with a monthly or annual subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://erdn0.github.io/mieapp-legal/privacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: Clio Daye at none against mie's 2. mie's advantage is iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. mie sells 2 in-app purchases, starting at $4.99 per month. Clio Daye asks for nothing beyond the download.
| Parameter | Clio Daye | mie |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 days | โ |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone | iPhone, iPod โ better |
| Requires iOS | 26.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 4 MB | 49 MB |
| Age rating | 4+ | 12+ |
| Developer | patrick o'leary | Erden Arikan |
In-app purchases
Clio Daye
No in-app purchases
mie
- Mie Premium Monthly$4.991 Month
- Mie Premium (1 Year)$29.991 Year









