GrowthBook vs Purpose Fit Studio
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
GrowthBook
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Parenting app & Baby Tracker app: Simplified sections for CDC and WHO Growth chart, developmental milestones, food tracker, Vaccination and Health tips. Baby tracker parenting app for parents of 0 to 5 year child. Key Features of this parenting app: 1. Growth Tracker: Can plot growth chart which will ensure child growth. Parents can enter birth details for weight, height, and head circumference and then you can add growth details every month. The growth Book app will automatically plot a Growth chart for your child. Parents can also share this with their family and friends. World Health Organization (WHO) Z score and Fenton Preterm Chart are used for making this Growth Chart. All the charts are available in Kg, Lbs. and cm, inch. 2. Development Tracker: Parents will be able to check the childβs development milestones according to age like 2 months, 4 months, 6 months, 9 months, 18 months and 1 to 5 years. Each development milestone is shown with a reference photo or a video of a kid with the reference age. You can also answer the development milestone according to your child, this will help you to identify any kind of developmental delay and can act early for your child. 3. Heath tips: Every day a new age-specific health tip will come in this section. All health tips are designed and reviewed by a doctor, which ensures that each and every piece of information is precise and correct. As your child will grow you will get a new nonfiction every day as per the child's age. In this section, you also get reminders for due vaccines. 4. Chat group: We currently answer direct questions from parents on - Breastfeeding tips, Formula feeding, Baby sleep, Baby nutrition, Baby food recipes, Baby food chart, Baby skin, Baby bath, Baby development, Baby weaning, Baby winter care, Baby milestones, Baby parenting tips, Toys for babies, Baby food tips, Snack and meal recipes etc. This helps parents to share and ask questions with other mothers and doctors in the group. We have so far answered 50,000+ questions from young parents. Growth Book App - is a baby tracker and child tracker parenting app developed with a vision of educating parents about a childβs growth and development. Why Growth Book is different from another parenting apps: β’ Made, edited and updated by a team of doctors. β’ Each and every piece of information available is very precise, scientific, reliable and accurate. β’ No extra gossiping and to the point information. β’ Easy to find and understand things in the application β’ Only parenting app to have all country vaccination β’ Only Child tracker app to provide free WhatsApp consultation "GrowthBook" is a simple tool by which each and every parent can easily identify their child's growth status and prevent any kind of morbidity and mortality. About Developers: We are a group of doctors who have come up with the idea of bringing this smart app. Our aim is to provide the correct information in the simplest way so that parents can ensure the growth & development of their child in the right direction. You may purchase an auto-renewing subscription through an In-App Purchase. β’ Auto-renewable subscription β’ 1 week ($0.99), 1 month ($3.49) and 1 year ($32.99) durations β’ Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration selected) unless auto-renew is turned off at least 24 hours before the end of the current period. β’ Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase β’ Privacy policy and terms of use: https://growthbookapp.com/core/privacy
Purpose Fit Studio
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At Purpose Fit Studio, we believe fitness should enhance your life, not take it over. We help busy working parents achieve sustainable lifestyle transformations through world-class coaching, strength training, nutrition support and a community that keeps you accountable for lasting results.
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Verdict
The clearest difference is in-app purchases: Purpose Fit Studio at none against GrowthBook's 3. Purpose Fit Studio also leads on update cadence (monthly vs every 17 months). GrowthBook's advantage is iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. GrowthBook sells 3 in-app purchases, starting at $0.99 per 7 days. Purpose Fit Studio asks for nothing beyond the download.
GrowthBook ships an update every 17 months, Purpose Fit Studio monthly. Both last shipped on October 29, 2026.
| Parameter | GrowthBook | Purpose Fit Studio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 17 months | Monthly β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 13.0 β better | 16.4 |
| Further details β not scored | ||
| Size | 39 MB | 112 MB |
| Age rating | 4+ | 4+ |
| Developer | MobileFirst India | OCTIV FITNESS (PTY) LTD |
In-app purchases
GrowthBook
- Weekly Unlimited Access$0.997 Days
- Monthly Unlimited Access$3.491 Month
- Yearly Access$32.991 Year
Purpose Fit Studio
No in-app purchases







