Window vs VitalFlow Oxygen Tracker Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Window
This intermittent fasting timer helps you build healthy eating habits with real-time progress tracking and motivational animations. View your fasting status on the Lock Screen and Dynamic Island without opening the app. Track your history, streaks, and success rate with local data storage and no ads.
- One-tap fasting start
- Real-time progress tracking
- Dynamic Island & Live Activities integration
- Preset and custom fasting durations
- Fasting history and statistics
- Local data storage
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Window is a beautifully designed intermittent fasting timer that helps you build healthy eating habits effortlessly. 【CORE FEATURES】 • One-tap to start fasting with real-time progress tracking • Stunning progress ring animation showing completion percentage • Preset durations: 12/14/16/18/20/24 hours • Custom duration for flexible fasting plans 【DYNAMIC ISLAND & LIVE ACTIVITIES】 • Real-time fasting progress on Lock Screen and Dynamic Island • Check remaining time without opening the app • Beautiful countdown animations to keep you motivated 【HISTORY & STATISTICS】 • Complete fasting history records • Track total fasts, streak days, and average duration • Monitor your success rate and witness your progress 【PRIVACY FIRST】 • All data stored locally on your device • No personal information collected • No ads, no tracking 【ONE-TIME PURCHASE】 • No subscriptions, no hidden fees • Unlock all features with a single purchase • Support indie development Start your fasting journey today. Window is here to help you achieve a healthier lifestyle!
VitalFlow Oxygen Tracker Pro
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VitalFlow Oxygen Tracker Pro helps you monitor your blood oxygen level (SpO₂), heart rate, heart rate variability (HRV), and blood pressure—all in one convenient app. Measure SpO₂ and pulse using your phone camera or a connected device, and receive alerts when oxygen levels drop too low. Stay on top of your health with detailed history, interactive graphs, and advanced analytics, including stress assessment based on HRV (SDNN). Sync your results effortlessly with Apple Health and Apple Watch, and set flexible reminders to keep up regular checks. Export your reports as PDFs, complete with historical data and visual charts. Explore breathing exercises and informative articles on cardio health and oxygen management. The free version lets you record one SpO₂ and pulse measurement per day, with basic analytics and a 7-day history, while Premium unlocks unlimited measurements, full history, monthly trends, in-depth analytics, and guided anti-stress sessions. Disclaimer: This app is not a medical device. It is designed for informational use only and is not a replacement for professional medical advice, diagnosis, or treatment. If you have any concerns about your health or medical condition, always consult your doctor or a qualified healthcare provider. For urgent medical situations, contact your physician or emergency services right away. This application contains auto-renewable subscriptions and In-App Purchases. 1 week $4.99, 1 month $12.99, 1 year $39.99, Lifetime $59.99 Terms of Use Link: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Link: https://docs.google.com/document/d/13Iu2KBuY6D0AAv6txLXdwDUsdetaoInqW5WyRbM-4G0/edit
Screenshots
Verdict
The clearest difference is iOS requirement: VitalFlow Oxygen Tracker Pro at 14.0 against Window's 17.6. 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. Window sells 1 one-off in-app purchase and VitalFlow Oxygen Tracker Pro sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
| Parameter | Window | VitalFlow Oxygen Tracker Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 43 MB |
| Age rating | 12+ | 4+ |
| Developer | 发发 道 | Minneapolis Hotel Group LLC |
In-app purchases
Window
- Window Pro$0.99
VitalFlow Oxygen Tracker Pro
- Weekly$4.997 Days
- Weekly-Trial3 Days trial$4.997 Days
- Monthly$12.991 Month
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- Yearly$39.991 Year
- Lifetime$59.99
Questions
Is Window free?
Is VitalFlow Oxygen Tracker Pro free?
Do Window or VitalFlow Oxygen Tracker Pro have ads?
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