# Yoyo Baby: Nap & Feed Tracker — Sleep Log & Smart Parent Tools > One-handed baby tracking and smart parenting tools, all free. (iPhone/iPad app by Yinglan Ma.) - Source: https://appshunter.io/ios/app/yoyo-baby-nap-and-feed-tracker/id6759990805 (this page in markdown: same URL + `.md`) - Developer: [Yinglan Ma](https://appshunter.io/developer/1860954099) - Category: Health & Fitness, Medical - Price: Free with in-app purchases - Rating: 5.00/5 from 3 App Store ratings - Age rating: 12+ - Requires: iOS 17.0 · 6 MB - Languages: English - Released: 2026-03-13 - Data updated: 2026-07-01 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/yoyo-baby-nap-and-feed-tracker/id6759990805/reviews.md ## What is Yoyo Baby? Yoyo Baby — Simple baby tracking with smart parenting tools. Parenting is full-on. The last thing you need is a complicated app demanding two free hands. YoyoBaby was built for real life: log a feed, nap, or diaper change in seconds — with one thumb, while holding your baby. And then it gets smarter. YoyoBaby comes with a growing set of smart tools designed to help you feel more prepared and less stressed — from predicting naps to checking if a food is safe for your baby. --- ONE-HANDED LOGGING --- Every screen is designed to be tapped quickly with a single hand. No buried menus, no multi-step forms. Just fast, simple logging that gets out of your way. --- LOG WITHOUT UNLOCKING --- YoyoBaby puts quick-log controls right on the Lock Screen. Start/stop a nap/sleep without ever opening the app — perfect for the middle of the night. --- SMART TOOLS --- Nap Prediction — After a few days of logging, YoyoBaby detects your baby's natural sleep windows and predicts upcoming nap times based on their own data — not generic schedules. Milestone Checklist — Track your baby's developmental milestones with an age-appropriate checklist based on CDC guidelines. See what to expect at each stage, check off milestones as they happen, and know when to bring something up with your pediatrician. Food Safety Lookup — Wondering if your baby can eat something? Search for a food and get clear, age-specific guidance instantly. Know what's safe, what needs prep, and what to avoid — so mealtime introductions feel less stressful. Product Picks — Overwhelmed by baby gear? YoyoBaby curates top picks across strollers, car seats, monitors, bottles, and more — each rated using real editorial reviews. Skip the research rabbit hole and buy with confidence. More tools are on the way. --- SYNCS ACROSS YOUR DEVICES --- YoyoBaby uses iCloud to keep your data in sync across all your iPhone and iPad devices automatically — no setup required. --- PRIVATE BY DESIGN --- Your baby's data is stored in your own iCloud account. No accounts required to get started — just open the app and begin. --- ALWAYS FREE --- YoyoBaby is free to use — all features, no paywalls, no subscriptions. We're building this alongside real parents, and keeping it free is part of the promise. Your feedback shapes what comes next. Download YoyoBaby and start logging in under a minute. ## Key features - One-handed logging - Lock screen controls - Nap prediction - Milestone checklist - Food safety lookup - Product recommendations - iCloud sync ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Tip - Small Coffee | $0.99 | one-time | | Tip - Medium Coffee | $2.99 | one-time | | Tip - Large Coffee | $4.99 | one-time | ## Frequently asked questions about Yoyo Baby ### How does Yoyo Baby help with nap prediction? Yoyo Baby analyzes your baby's logged sleep data over a few days to identify natural sleep windows. It then predicts upcoming nap times based on your baby's unique patterns, rather than generic schedules. ### Is Yoyo Baby suitable for tracking developmental milestones? Yes, Yoyo Baby includes a Milestone Checklist that is age-appropriate and based on CDC guidelines. You can track your baby's progress and note when to discuss concerns with a pediatrician. ### Can Yoyo Baby help with introducing new foods? Absolutely. The Food Safety Lookup feature provides instant, age-specific guidance on whether a food is safe for your baby, what preparation is needed, and what to avoid, reducing mealtime stress. ### Does Yoyo Baby have ads? No, Yoyo Baby is completely free to use and does not contain advertisements. The developers are committed to keeping all features accessible without any paywalls or subscriptions. ### How does Yoyo Baby sync data across devices? Yoyo Baby utilizes iCloud to automatically sync your baby's tracking data across all your iPhone and iPad devices. No manual setup is required for this seamless synchronization. ### What kind of product recommendations does Yoyo Baby offer? Yoyo Baby provides curated product picks for essential baby gear like strollers, car seats, monitors, and bottles. These recommendations are based on real editorial reviews to help parents make confident purchasing decisions. ### Is Yoyo Baby free to use? Yes, Yoyo Baby is always free. All features are available without any paywalls or subscription fees, as part of the developer's promise to support parents. ### What age rating does Yoyo Baby have? Yoyo Baby has an age rating of 12+. This indicates it is suitable for users aged 12 and older, reflecting the content and functionality provided. ## Version history (last 5 releases) ### 1.4 — 2026-05-17 - New: Medicine Dose tool Look up safe doses for common baby medicines and supplements — Tylenol, Motrin, vitamin D, gas drops, saline, and Pedialyte. - Update app previews/screenshots ### 1.3.2 — 2026-05-12 - More product categories in Pick for Baby — Added 6 new categories to the product advisor: Learning Walk Shoes, First Walker Shoes, Nasal Aspirators, Baby Bouncers, Activity Jumpers, and Teething Toys. Swing and Bouncer are now separate categories for more precise recommendations. - Keyboard dismisses after search — The keyboard now properly dismisses when you submit a search or select a suggestion in the Food Check and product advisor tools, so results aren't obscured by the keyboard. ### 1.3 — 2026-05-04 • Pick for Baby — a new tool that recommends baby products across 12 categories (diapers, bottles, strollers, car seats, cribs, sleep sacks, and more) based on editorial reviews and the factors you care about most. • Solid foods are now logged as their own activity — separate from bottles and nursing. • Feeding has been split into Bottle and Nursing for more accurate logs. Your existing entries are preserved. • Choose your look — new Light, Dark, and System color theme options in Account. • We're committed to keeping YoyoBaby free. A new Support section in Account explains how shopping through Pick for Baby helps, and adds an optional tip jar if you'd like to say thanks. Thanks for using YoyoBaby! Feedback welcome at support@yoyo-baby.com ### 1.2.1 — 2026-04-04 Bug fixes - Logging causes app freezing - User email display issue ### 1.2 — 2026-03-28 - New Food Safety Lookup tool - Redesign Milestone Checklist tool --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-01.*