Nextline vs Baby Tracker Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nextline
Get instant global connectivity with an e-SIM in over 120 countries, avoiding roaming fees. This app also provides a second phone number for enhanced privacy and convenience, with unlimited calls and texts.
- Global e-SIM connectivity in 120+ countries
- Second US phone number
- Unlimited calls and texts
- No roaming fees
- Privacy protection
- Easy e-SIM installation
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Activate Nextline’s e-SIM to get online instantly in 120+ countries. Enjoy seamless global connectivity without roaming fees. No need for physical SIM cards—just easy, affordable service. With Nextline’s e-SIM, you can connect to the internet in 120+ countries and regions worldwide, avoiding expensive roaming fees. No need to swap SIM cards or carry another phone. Enjoy real US phone numbers with unlimited calls and texts. What is an e-SIM? An e-SIM is an embedded SIM card built into your phone’s hardware. It functions like a physical SIM but works 100% digitally. Purchase an e-SIM with Nextline, install it on your device, and connect to a mobile network at your destination. No physical SIM cards, spotty Wi-Fi, or surprise roaming fees—just seamless, affordable, and flexible connectivity. Nextline e-SIM Plans A Nextline e-SIM plan provides mobile data, call, and text services. Choose a prepaid local or regional e-SIM plan to get online in 120+ countries worldwide. Select your e-SIM package and connect to a mobile network when you arrive at your destination! How It Works? Install the Nextline app. Purchase an e-SIM plan. Install the e-SIM in minutes. Turn on your e-SIM and connect to the internet when you arrive. Our e-SIM feature is available in 120+ countries, including: US Canada UK Spain India Greece Brazil Italy France Turkey Second Phone Number Nextline also offers a second phone number option for added privacy and convenience. Available in the US, UK, Canada, France, and Portugal, this feature allows you to keep your personal number safe, separate work and personal life, and easily manage new contacts and verifications. Choose from over 300 US area codes for your local number. Easy and Risk-Free Nextline is easy and risk-free to use. No contracts, no hassles, and no verification required. Keep your conversations private and dispose of your number when done. Protect your privacy with unlimited texts and calls. Features Local numbers in over 300 US area codes Unlimited calls and texts Access contacts easily Call forwarding Access your account on any device with Wi-Fi or data Why Nextline? Instant global connectivity in 120+ countries Affordable e-SIM plans with no hidden fees Unlimited calls and texts Privacy protection with a second phone number Works on any supported device Ideal for travelers and busy lifestyles Easy disposal of your Nextline number Who Benefits from Nextline? Travelers: Stay connected without roaming fees. Digital Nomads: Manage work and life on the go. Business Professionals: Separate work and personal numbers. Frequent Shoppers: Secure transactions with a second number. Privacy Seekers: Protect your personal number in any situation. Nextline Subscription Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Account will be charged for renewal within 24 hours prior to the end of the current period, and identify the cost of the renewal. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Need Help? Our support team is here for you. Contact us through the app or email support@nextlineapp.com. Your feedback drives our improvements! Stay Safe with Nextline Please note, Nextline does not support emergency services. Enable push notifications for the best experience. Join the Nextline Family Experience seamless, secure, and flexible communication. Stay connected with Nextline and open up a world of possibilities! Terms of Service: https://nextlineapp.com/terms-of-service Privacy Policy: https://nextlineapp.com/privacy-policy
Baby Tracker Master
This app helps parents and caregivers track baby's feedings, sleep, and diaper changes. It syncs data in real-time between devices and allows sharing with family members. Features include automated feeding reminders, vaccination schedules, growth charts, and a shared family gallery.
- Real-time data syncing
- Feeding, sleep, and diaper tracking
- Automated feeding reminders
- Vaccination and visit schedules
- Growth charts and trend analysis
- Shared family photo gallery
- Private family chat
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Baby Tracker helps parents and caregivers stay in sync — automatically. Log feedings, sleep, diaper changes, growth, and temperature in seconds. Everything syncs in real time between both parents' phones, so whoever's with the baby always has the full picture. Bring in the rest of the village, too. Invite grandparents or a nanny as viewers or caregivers — they see updates the moment you log them, with exactly the right level of access. Never wonder when to feed again. Baby Tracker automatically reminds you when the next feeding is due, updating itself the instant you log a new one, with your choice of alarm sound. Stay ahead of checkups, not behind them. A vaccination and well-child visit schedule builds itself from your baby's birth date, using the standard CDC timeline — so nothing gets missed between appointments. See the whole story, not just today. Growth charts plot weight and height against standard percentile curves, and feeding, sleep, and diaper trends show you patterns you'd never catch entry by entry. Every photo and every first, kept together. A shared gallery for the whole family, a "Picture of the Day" that resurfaces a favorite memory on its own, and a Milestones timeline for the big moments — first smile, first steps, first laugh — each one with its own photo. Talk it through without leaving the app. A private family chat with text and voice messages means you're never digging through a group text to find out who fed the baby last. Keep the doctor's advice somewhere it won't get lost. Write down what the pediatrician said, or a tip from grandma, in a shared notes journal everyone in the family can see. Walk into appointments prepared. Export a clean PDF summary of recent feeding, sleep, diaper, and growth history in one tap. No signal, no problem. Log anything offline — it syncs the moment you're back online. Twins, or more than one little one? Switch between babies instantly from the home screen. Baby Tracker speaks your language too, with full support for English, Spanish, French, and Portuguese — automatically matched to your phone's settings. A one-time purchase unlocks Insights, the Photos & Videos gallery, and Family Sharing across every device — for your whole family, for good. Baby Tracker is built for everyone raising a child together — not just one phone, one parent, one memory.
Screenshots
Verdict
The clearest difference is monetization model: Baby Tracker Master at free against Nextline's subscription. Baby Tracker Master also leads on rating (5.0 vs 4.7) and update cadence (every 3 days vs fortnightly). Nextline's advantage is ratings volume (9.5K vs 1) and chart position (#135 vs unranked). 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. Nextline sells 6 in-app purchases, starting at $4.99 per 7 days and Baby Tracker Master sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Baby Tracker Master holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Nextline has 9.5K ratings behind it against 1, so its average is the more settled of the two.
Nextline ships an update fortnightly, Baby Tracker Master every 3 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.
| Parameter | Nextline | Baby Tracker Master |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (9.5K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 78.1% of reviews | — |
| Number of ratings | 9.5K — better | 1 |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free — better |
| Best chart rank | #135 — better | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 102 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | GRAND APPS YAZILIM VE TEKNOLOJI ANONIM SIRKETI | FOPS TECH, L.L.C. |
Customer experience
Nextline
Baby Tracker Master
Bugs and requests
Nextline
Reported bugs
3 issues- Frequent app crashes and errors
- Inability to send/receive messages
- Problems with account restoration and number porting
Requested features
4 requests- Ability to change phone numbers easily
- Improved messaging capabilities including picture/video support
- Option to disable in-app purchases
- Detailed usage tracking and analytics
Baby Tracker Master
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Nextline
- Weekly Subscription3 Days trial$4.997 Days
- Weekly Subscription3 Days trial$7.997 Days
- Monthly Subscription5 variants$9.991 Month
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- Annual Subscription$59.991 Year
- 40 Credits$0.99
- 150 Credits$3.99
Baby Tracker Master
- Premium Access$14.99
Questions
Is Nextline free?
Is Baby Tracker Master free?
Which has better reviews, Nextline or Baby Tracker Master?
Do Nextline or Baby Tracker Master have ads?
Which is updated more often, Nextline or Baby Tracker Master?
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