Comparison

CDC's Milestone Tracker vs SayBright

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CDC's Milestone Tracker

Monitor your child's developmental progress from 2 months to 5 years with interactive checklists. Includes tips, videos, and guidance on when to seek professional advice. Easily share milestone summaries with healthcare providers.

Highlights
  • Add multiple children
  • Interactive milestone checklists
  • Milestone photos and videos
  • Developmental tips and activities
  • Guidance on early developmental concerns
  • Track doctor's appointments
  • Share milestone summaries
Features
Read full description

Milestones matter! Track your child’s milestones from age 2 months to 5 years with CDC’s easy-to-use checklists; get tips from CDC to support your child’s development; and find out what to do if you ever have concerns about your child's development. From birth to age 5, your child should reach milestones in how he or she plays, learns, speaks, acts and moves. Photos and videos in this app illustrate each milestone and make tracking them for your child easy and fun! Spanish photos and videos are coming soon! Features: • Add a Child – enter personalized information about your child or multiple children • Milestone Tracker – track your child’s development by looking for important milestones using an interactive checklist • Milestone Photos and Videos – know what each milestone looks like so that you can better identify them in your own child. • Tips and Activities – support your child’s development at every age • When to Act Early – know when it’s time to “act early” and talk with your child’s doctor about developmental concerns • Appointments – keep track of your child’s doctors’ appointments and get reminders about recommended developmental screenings • Milestone Summary – get a summary of your child’s milestones to view, and share with or email to your child’s doctor and other important care providers For more information and free tools to help you track your child’s milestones, visit www.cdc.gov/ActEarly. *This milestone checklist is not a substitute for a standardized, validated developmental screening tool. These developmental milestones show what most children (75% or more) can do by each age. Subject matter experts selected these milestones based on available data and expert consensus. CDC does not collect or share any personal information that can be used to identify you or your child.

About

SayBright

Cultivate a consistent daily affirmation habit with personalized messages. Choose from various categories, track your progress with streaks, and share uplifting quotes as beautiful social media cards. Stay motivated with reminders and home screen widgets.

Highlights
  • Personalized daily affirmations
  • 10 affirmation categories
  • Streak tracking and rewards
  • Shareable quote cards
  • Home screen widgets
  • Daily reminders
Features
Read full description

SayBright helps you build a daily affirmation practice that sticks. Every morning, SayBright greets you with a personalized affirmation from the categories you care about most: confidence, gratitude, self love, morning energy, and more. Swipe through beautiful cards, save your favorites, and share them as stunning quote cards on social media. DAILY AFFIRMATIONS Choose from 10 categories and 340+ carefully crafted affirmations. Each one is designed to feel authentic, uplifting, and actionable. BUILD YOUR STREAK Open SayBright daily to build your streak. Celebrate milestones at 7, 14, 30, 60, 90, 180, and 365 days with special animations and rewards. SHARE YOUR LIGHT Generate beautiful, branded share cards from any affirmation. Share them to Instagram Stories, iMessage, or anywhere you want to spread positivity. HOME SCREEN WIDGETS Keep affirmations front and center with home screen and lock screen widgets that update throughout the day. DAILY REMINDERS Set a daily reminder to never miss your affirmation practice. Choose your perfect time and let SayBright come to you. SAYBRIGHT PREMIUM Unlock all 10 categories, unlimited daily affirmations, home screen widgets, watermark free share cards, and an ad free experience. Subscription options: Monthly: $0.99/month Annual: $9.99/year Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Privacy Policy: https://ramseysmith.github.io/SayBright/privacy.html Terms of Service: https://ramseysmith.github.io/SayBright/terms.html

Screenshots

CDC's Milestone Tracker4 screens
SayBright4 screens

Verdict

The call

The clearest difference is in-app purchases: CDC's Milestone Tracker at none against SayBright's 2. CDC's Milestone Tracker also leads on ads (none vs shown) and ratings volume (10K vs 3). SayBright's advantage is update cadence (every 5 weeks vs every 6 months). On price, rating, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SayBright sells 2 in-app purchases, starting at $0.99 per month. CDC's Milestone Tracker asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for CDC's Milestone Tracker against 5.0 for SayBright. That said, the two scores are not equally well evidenced: CDC's Milestone Tracker has 10K ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

CDC's Milestone Tracker ships an update every 6 months, SayBright every 5 weeks. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

Scorecard5 real differences · 5 level
CDC's Milestone Tracker versus SayBright: the parameters behind the verdict, then further details
ParameterCDC's Milestone TrackerSayBright
PriceFreeFree
Rating4.9 (10K ratings)5.0 (3 ratings) — better
Positive reviews61.7% of reviews—
Number of ratings10K — better3
Update frequencyEvery 6 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size61 MB44 MB
Age rating4+4+
DeveloperCenters For Disease Control and PreventionGraysmith Labs LLC

Customer experience

CDC's Milestone Tracker

All ratings9,979 ratings
Positive96.9%
Neutral1.5%
Negative1.6%
Written reviews107 reviews
Positive61.7%
Neutral15.0%
Negative23.4%

SayBright

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

CDC's Milestone Tracker

Reported bugs

4 issues
  • Incorrect age display for children
  • Milestone checklist reset after app updates
  • Reference videos not working as expected
  • Inability to input child's exact age or prematurity details

Requested features

5 requests
  • Ability to sync data between multiple devices
  • Option to track milestones beyond early childhood
  • Integration with other child health and development apps
  • More customization options for milestone tracking
  • Improved data visualization and reporting

SayBright

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

CDC's Milestone Tracker

No in-app purchases

2 purchases

SayBright

Subscriptions2
  • SayBright Premium Monthly$0.991 Month
  • SayBright Premium$9.991 Year

Questions

Is CDC's Milestone Tracker free?
CDC's Milestone Tracker is free to download, with no in-app purchases.
Is SayBright free?
SayBright is free to download, with in-app purchases available.
Which has better reviews, CDC's Milestone Tracker or SayBright?
SayBright is rated higher. CDC's Milestone Tracker averages 4.9 out of 5 from 10K ratings, while SayBright averages 5.0 from 3 ratings.
Do CDC's Milestone Tracker or SayBright have ads?
SayBright shows ads; CDC's Milestone Tracker does not.
Which is updated more often, CDC's Milestone Tracker or SayBright?
CDC's Milestone Tracker ships an update every 6 months, and SayBright every 5 weeks. Most recently, CDC's Milestone Tracker was updated on October 14, 2026 and SayBright on October 15, 2026.

Other comparisons