Comparison

Weight Diary Lite vs BairnApp

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

Head to head
About

Weight Diary Lite

Track your weight loss progress with clear trend lines and visual displays. This app helps you monitor daily weight, estimate loss rates, and plan for your goals with helpful calculators. Stay motivated with easy-to-understand graphs and unit support.

Highlights
  • Weight trend analysis
  • Goal planning and calculators
  • BMI visualization
  • Daily weight logging
  • Data backup and export
  • Unit support (lbs, kg, stones)
Read full description

Understand your weight trends over time. Weight Diary Lite helps you cut through daily fluctuations with a clear trend line, so you can quickly see whether you're moving toward your goal. Log your weight each day to track your progress, estimate your rate of weight loss, and see how long it may take to reach your target. With graphs and goal planning tools Weight Diary Lite gives you a simple and effective way to stay on track. Main Features: • See your weight, progress, and goal remaining at a glance • Follow your daily weights with a clear trend line • Switch between the graph, summary, or full weight log with a single tap • Plan ahead with goal and calorie calculators • View your BMI with a clear visual display • Comprehensive unit support for pounds, kilograms, and stones • Full data backup, import, and export

About

BairnApp

This app supports parents from pregnancy through toddlerhood, offering tools for tracking development, feeding, sleep, and health milestones. It includes features for prenatal care, newborn logging, infant growth, and toddler development, with caregiver syncing and a focus on usability for tired parents.

Highlights
  • Week-by-week fetal development
  • Kick counter and contraction timer
  • One-tap feeding, diaper, and sleep logging
  • CDC milestone checklist
  • Developmental leap predictor
  • Potty training log
  • Caregiver syncing
Features
Read full description

You forgot which side you fed on. The last diaper is a blur. And it's 3 am. Bairn is here. Bairn is the one app that stays with your family from the very first ultrasound all the way through your toddler's first words. PRENATAL Week-by-week fetal development cards, kick counter, contraction timer with 5-1-1 hospital alert, symptom journal, weight tracker, and appointment scheduler with reminders. Build your birth plan and print it as a PDF. Check off your hospital bag checklist and share it with your partner. NEWBORN (0 to 3 months) One-tap logging, two taps to record any feeding, diaper, or sleep. Breastfeeding timer auto-switches sides. Night mode activates at 8 PM with enlarged tap targets for reliable one-handed operation. Real-time sync across all linked caregivers, so you see who logged what and when, even at 2 AM. INFANT (3 to 12 months) CDC milestone checklist with color-coded flags, developmental leap predictor with 3-day advance alerts, Sweet Spot nap window engine, solids tracker with top-9 allergen checklist, WHO growth chart with percentile overlay, and CDC vaccine tracker with 7-day reminders. TODDLER (12 to 36 months) Potty training log with sticker chart, language development tracker, screen time log with AAP limits, toddler meal planner, picky eater tip library, and preschool readiness checklist. FOR PARENTS Daily mood check-in, Edinburgh Postnatal Depression Scale (EPDS) screener with auto-scored results, and resource referral if you need support. CAREGIVER SYNC Invite up to 4 caregivers per baby (partner, grandparent, nanny, night nurse). Real-time sync across all devices. Every log entry shows who recorded it. BUILT FOR TIRED PARENTS Night mode. One-handed tap targets. Offline logging that syncs when reconnected. Everything is designed to work at 3 am. Bairn. Every little one deserves a great start.

Screenshots

Weight Diary Lite4 screens
BairnApp4 screens

Verdict

The call

The clearest difference is update cadence: BairnApp at every 3 days against Weight Diary Lite's every 5 months. BairnApp also leads on iOS requirement (16.0 vs 26.0). Weight Diary Lite's advantage is ratings volume (7.3K vs 1). On price, rating, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

BairnApp holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Weight Diary Lite has 7.3K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Weight Diary Lite ships an update every 5 months, BairnApp every 3 days. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Weight Diary Lite versus BairnApp: the parameters behind the verdict, then further details
ParameterWeight Diary LiteBairnApp
PriceFreeFree
Rating4.8 (7.3K ratings)5.0 (1 ratings) — better
Positive reviews96.2% of reviews—
Number of ratings7.3K — better1
Update frequencyEvery 5 monthsEvery 3 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.016.0 — better
Further details — not scored
Size15 MB20 MB
Age rating4+4+
DeveloperCURLYBRACE APPS LTDonticworks.io (AS Peoria LLC)

Bugs and requests

Weight Diary Lite

Reported bugs

2 issues
  • Trend line not always accurate
  • BMI calculator sometimes incorrect

Requested features

4 requests
  • Add notes/journal feature
  • Expand historical data tracking
  • Customizable weight goal settings
  • Integrate with other health apps

BairnApp

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Weight Diary Lite

No in-app purchases

None

BairnApp

No in-app purchases

Questions

Is Weight Diary Lite free?
Weight Diary Lite is free to download, with no in-app purchases.
Is BairnApp free?
BairnApp is free to download, with no in-app purchases.
Which has better reviews, Weight Diary Lite or BairnApp?
BairnApp is rated higher. Weight Diary Lite averages 4.8 out of 5 from 7.3K ratings, while BairnApp averages 5.0 from 1 ratings.
Do Weight Diary Lite or BairnApp have ads?
Both Weight Diary Lite and BairnApp show ads.
Which is updated more often, Weight Diary Lite or BairnApp?
Weight Diary Lite ships an update every 5 months, and BairnApp every 3 days. Most recently, Weight Diary Lite was updated on November 10, 2026 and BairnApp on October 31, 2026.

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