Sanofi Step vs Lullalog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sanofi Step
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Congratulations on being part of the STEP Community. This community and this challenge are aimed at promoting overall health and wellness through regular walking. To promote an active health routine, with a little cardio-activities included in the day… Presenting – STEP. This program rewards the participants (Children and Parents) for competing by walking everyday and achieving competition goals. Visit www.stepchallenge.in for more details A Conexus foundation initiative, supported by Sanofi India, in association with Department of Health, Government of Goa For any queries please mail us on contest@stepchallenge.in or via WhatsApp on 9930 737 732 Also follow our Facebook page Diabetes e-scool & Instagram page diabetesescool for overall contest details, updates and exciting contests
Lullalog
This app helps parents track various aspects of their baby's development and care, including sleep, feeding, growth, and milestones. It offers features like one-handed operation, nursery mode, and Live Activities for easy monitoring. Designed with privacy in mind, it stores data locally by default with optional iCloud sync.
- Sleep tracking with Live Activity
- Feeding and diaper logging
- Growth tracking with WHO percentiles
- Milestone checklists
- Nursery Mode for nighttime use
- Optional iCloud sync for co-parents
- Apple Watch app and Siri Shortcuts
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Lullalog is the private baby tracker designed for 3am. No app account. No ads. No subscription. Local by default, with optional iCloud sync for co-parents. TRACK EVERYTHING • Sleep — one-tap timer with Live Activity on Lock Screen and Dynamic Island • Feeding — breast (left/right timer), bottle, and solids • First Bites — age-gated food examples, evidence-linked nutrient context, preparation guidance, and a structured food journey log • Diapers — quick-log in two taps • Pumping — timer with volume tracking • Growth — weight, height, head circumference with WHO percentile curves • Play & Learn — short activities matched to developmental age, from newborn through 5 years • Milestones — illustrated, age-based CDC checklists from 2 months through 5 years, with reached dates • Growing Up — a visual timeline of age-relevant development, with a storybook avatar and direct links to each stage's play ideas and milestones • Medicine — dosage logging with reminders • Tummy time, bath, and custom activities • Potty training — success and accident tracking DESIGNED FOR TIRED PARENTS • One-handed operation with 60pt touch targets • Nursery Mode — ultra-dim red/black UI for nighttime • Live Activities — see your running timer on the Lock Screen without unlocking • Dynamic Island support • Apple Watch app for wrist-based logging • Siri Shortcuts — "Hey Siri, start sleep tracking" INSIGHTS THAT MATTER • "What Matters Now" card — wake window status, last feed, last diaper at a glance • Personalized nap ranges that adapt to recent sleep history when enough reliable data is available • Daily/weekly/monthly reports with charts • WHO growth percentile curves • Shift Handoff — share a summary with your partner in one tap • Illness Mode — dedicated 24h view with doctor-ready PDF export PRIVACY FIRST • Local-first storage on your device • Optional iCloud sync and co-parent sharing via your Apple iCloud account • Optional Apple Health sync (write-only) • No Lullalog servers • No analytics, no telemetry, no tracking SDKs • No app account required MULTI-CHILD SUPPORT • Track multiple children with easy switching • Import from Huckleberry and Nara Baby (CSV) • Share profiles via iCloud or AirDrop WIDGETS & SHORTCUTS • Home Screen and Lock Screen widgets • Control Center controls • Siri Shortcuts for hands-free logging • Action Button support Free. No ads. No paywalls. Just a better baby tracker.
Screenshots
Verdict
The clearest difference is update cadence: Lullalog at every 5 days against Sanofi Step's fortnightly. Sanofi Step's advantage is iOS requirement (13.0 vs 17.0). 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. Neither carries in-app purchases, so what you see is what you pay.
Sanofi Step ships an update fortnightly, Lullalog every 5 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | Sanofi Step | Lullalog |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (3 ratings) — better |
| Positive reviews | — | 75.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Fortnightly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 45 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Socialtitli Marketing Private Limited | Rohank Agarwal |
In-app purchases
Sanofi Step
No in-app purchases
Lullalog
No in-app purchases








