# Hikori: Baby Sleep Tracker — Nap & Wake Window Predictions > Simple baby sleep tracker with smart predictions and data export. (iPhone/iPad app by Codakin LLC.) - Source: https://appshunter.io/ios/app/hikori-baby-sleep-tracker/id6755129831 (this page in markdown: same URL + `.md`) - Developer: [Codakin LLC](https://appshunter.io/developer/1838211463) - Category: Health & Fitness, Lifestyle - Price: Free with in-app purchases - Rating: 5.00/5 from 2 App Store ratings - Age rating: 12+ - Requires: iOS 17.6 · 12 MB - Languages: American English - Released: 2025-12-22 - Data updated: 2026-06-10 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/hikori-baby-sleep-tracker/id6755129831/reviews.md ## What is Hikori? A sleep tracker designed for exhausted parents. When you're running on empty, the last thing you need is a complicated app. Hikori does one thing well: tracks your baby's sleep with a single tap, keeping you in sync with your child's changing sleep windows. WHY PARENTS CHOOSE HIKORI • One-button tracking — start and stop sleep sessions instantly. No friction, just tap. • Smart sleep predictions — estimate your baby's next nap based on age-appropriate wake windows backed by pediatric sleep science. • 7 days of insights at a glance — spot patterns and celebrate sleep wins without scrolling through endless charts. • Your data, your way — export complete sleep records anytime. No lock-in, no lost history. • Live Activity widget — see when the next nap is coming, right from your lock screen. BUILT FOR YOUR REAL LIFE At the park? Check when the next nap window starts and get home on time. Doctor's appointment? Export the sleep report and share it instantly. Trying a new routine? Review a week of data to see what's working (and what isn't). AGE-APPROPRIATE GUIDANCE BUILT IN Evidence-based sleep information for every developmental stage — so you understand your child's changing needs without being overwhelmed. TRY FREE FOR 3 DAYS Full access to everything: smart predictions, pattern insights, multiple child profiles, data export, and live widgets. No hidden tiers. No features locked away. PRIVACY FIRST Your family's sleep data stays yours. We don't sell information, track you across the web, or require an account to get started. No one should be stealing or selling your child's data. PERFECT FOR • New parents finding their rhythm • Families working with sleep consultants who need detailed logs • Parents of multiple children (track siblings separately) • Anyone tired of overly complex baby apps WHAT YOU WON'T FIND HERE No social features. No gamification. No crying sound analysis. No white noise library. Just intelligent sleep tracking that respects your exhaustion. Better sleep starts with clarity, not complexity. Better sleep starts with Hikori. Standard Apple Terms of Use (EULA) Apply: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - One-button sleep tracking - Smart sleep predictions - 7-day insights at a glance - Data export - Live Activity widget - Multiple child profiles ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Weekly Premium | $1.99 | per 7 days | | Yearly Premium | $24.99 | per year | | Monthly Premium | $4.99 | per month | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Lifetime Premium | $39.99 | one-time | | Founders Lifetime Premium | $39.99 | one-time | ## Frequently asked questions about Hikori ### How does Hikori track baby sleep? Hikori uses a simple one-button interface to start and stop sleep sessions instantly. This allows for frictionless tracking, ensuring you can log sleep even when exhausted. ### What kind of sleep predictions does Hikori offer? Hikori provides smart sleep predictions based on age-appropriate wake windows, which are backed by pediatric sleep science. This helps parents estimate their baby's next nap and stay in sync with their child's changing sleep needs. ### Can I see my baby's sleep patterns with Hikori? Yes, Hikori offers 7 days of insights at a glance, allowing you to easily spot sleep patterns and celebrate sleep wins without complex charts. You can also export complete sleep records anytime. ### Is Hikori free to use? Hikori offers a free 3-day trial for full access to all features, including smart predictions, pattern insights, multiple child profiles, data export, and live widgets. After the trial, subscription plans are available. ### What are the subscription options for Hikori? Hikori offers Weekly Premium for $1.99/7 days, Monthly Premium for $4.99/month, and Yearly Premium for $24.99/year, all with a 3-day free trial. There are no hidden tiers or locked-away features. ### Does Hikori have ads? No, Hikori is ad-free. The app prioritizes a clean and uninterrupted user experience for parents. ### What devices does Hikori support? Hikori is available on iPhone and iPad, making it accessible for most iOS users. ### How often is Hikori updated? Hikori was last updated on March 16, 2026, indicating active development and ongoing improvements to the app's features and performance. ## Version history (last 5 releases) ### 2.8 — 2026-03-16 Hey everyone! We've made some updates to the catch-up logic, and we enhanced our onboarding. Revisiting the tutorial can also now be found at the top of the help page. Thank you for your support! -The Hikori Team ### 2.7 — 2026-03-08 Hey everyone! in addition to recent changes to the app: We've made some updates to the catch-up logic as well as updated a bug in age updates during transition windows. Thank you for your support! -The Hikori Team ### 2.6 — 2026-02-24 Hey everyone! in addition to recent changes to the app: -Onboarding enhancements -Updates for adding Newborns -Updates to first time tutorial -Added system to catch you up if you forget to track time -Bedtime calculation enhancements We've made some updates to the catch-up logic as well as updated a bug in the onboarding flow for additional children. Thank you for your support! -The Hikori Team ### 2.5 — 2026-02-17 Hey everyone! in addition to recent changes to the app: -Onboarding enhancements -Updates for adding Newborns -Updates to first time tutorial -Added system to catch you up if you forget to track time -Bedtime calculation enhancements Thank you for your continued support! -The Hikori Team ### 2.3 — 2026-02-14 Hey everyone! in addition to recent changes to the app: -Onboarding enhancements -Added a first time tutorial -Added a OTP option This fix introduces 2 bug fix updates for overtired states in the live activity widget and re-enabling the live activities from the settings page. Thank you for your continued support! -The Hikori Team ## More apps by Codakin LLC - [FabCost Sheet Calculator](https://appshunter.io/ios/app/fabcost-sheet-calculator/id6752208592) - [Swipe to Delete Photos : Pict](https://appshunter.io/ios/app/swipe-to-delete-photos-pict/id6759303181) - [Painting for Kids: Color Draw](https://appshunter.io/ios/app/painting-for-kids-color-draw/id6768863425) All apps by Codakin LLC: https://appshunter.io/developer/1838211463 --- *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 2026-06-10.*