Newborn Tracker ' vs World Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Newborn Tracker '
Read full descriptionHide full description
Caring for a newborn is a wonderful, but also exhausting, experience. Between feedings, diaper changes, and naps, it's easy to forget the last step. Newborn Tracker helps you stay organized and relaxed by centralizing all your information. With our app, you can: - Track your baby's sleep and understand their habits - Record breastfeeding, bottle-feeding, solid meals, and pumping - Record diaper changes, baths, and medication - Record weight and height progress in a baby journal - Set reminders so you don't miss any important moments - Manage multiple babies (ideal for twins!) - All activities are securely recorded, giving you a clear overview of your baby's day and peace of mind during doctor's appointments. Terms of Use: https://qualitechnologies.com/terms-of-use Privacy Policy: https://qualitechnologies.com/privacy-policy Newborn Tracker: The easy way to confidently care for your baby every day.
World Clock
Easily track time across multiple cities with visual gradients and an intuitive converter. Organize contacts by time zone, calculate dates, and utilize customizable widgets. Works offline for core functionality.
- Instant time conversion with visual slider
- Hourly timeline grid with overlapping work times
- Organize contacts into groups by time zone
- Date and duration calculator
- Customizable widgets for home screen
- Offline functionality for core features
Read full descriptionHide full description
Every time zone. One glance. One tap to convert. World Clock: Timezone Converter is the fastest way to track time across the globe. Whether you're scheduling meetings with a distributed team, calling family overseas, or planning your next trip - see every city's local time at a glance with beautiful color gradients that shift from day to night. INSTANT TIME CONVERSION Tap any city to open the converter. Slide the time and watch every clock on your screen update simultaneously - colors shift from sunrise to sunset as you scrub through the hours. No other app makes time conversion this visual and intuitive. TIMELINE GRID Switch to the Timeline tab for a powerful hourly grid view. See all your cities side by side with color-coded cells - golden hours highlight overlapping work times so you can find the perfect meeting slot in seconds. PEOPLE & GROUPS Assign contacts to time zones and organize them into groups - Team, Family, Clients. See at a glance who's awake, who's in their workday, and who you shouldn't call right now. Add up to 3 people free. DATE CALCULATOR Need to know the date 90 business days from now? Or how many days between two dates? The built-in calculator handles date math, business day calculations, and duration computations. WIDGETS Analog clocks, digital grids, solar arcs, world maps, timeline views, people status, gradient cards, heat maps - plus Lock Screen and Liquid Glass styles for iOS 26. Your Home Screen, your way. WORKS COMPLETELY OFFLINE All core features - clocks, converter, timeline, sunrise/sunset calculations - work without an internet connection. Your data stays on your device. FREE FEATURES Track up to 4 cities with live time-of-day gradients Full time converter with hour slider Timeline grid with color-coded golden hours Share conversion cards (with watermark) Date calculator with duration and business day math Up to 3 people with timezone tracking Dark mode, 12h/24h formats DST awareness with advance warnings VoiceOver and Dynamic Type support PRO SUBSCRIPTION (unlocks with monthly, annual, or lifetime purchase): Unlimited cities and people Calendar Quick-Add with title, notes, and duration All widget styles including Lock Screen Smart Share to Slack, Teams, and Google Calendar .ics calendar invite export Share cards without watermark Custom themes, app icons, and emoji Weather and moon/solar data at each location Live seconds display Timeline range selection and overlap finder Meeting cost analysis Smart notifications AI Time Assistant Custom work hours per person Terms of Service: https://worldtimezones.app/terms Privacy Policy: https://worldtimezones.app/privacy
Screenshots
Verdict
The clearest difference is update cadence: World Clock at every 3 weeks against Newborn Tracker ''s every 3 months. Newborn Tracker ''s advantage is iOS requirement (13.0 vs 18.0). 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. Newborn Tracker ' sells 2 in-app purchases, starting at $7.99 per 7 days and World Clock sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Newborn Tracker ' ships an update every 3 months, World Clock every 3 weeks. The most recent releases landed on September 15, 2026 and August 23, 2026 respectively.
| Parameter | Newborn Tracker ' | World Clock |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (7 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 59 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Qualitechnologies LLC | Apphaze |
In-app purchases
Newborn Tracker '
- Weekly Subscription$7.997 Days
- Yearly Subscription3 Days trial$34.991 Year
World Clock
- World Clock Pro Monthly$4.991 Month
- World Clock Pro Yearly$19.991 Year
- World Clock Pro Lifetime Access$29.99





