Mental Leap Checker
Baby Mental Leap Checker
Free · Designed for iPad. Not verified for macOS.
**Understand Your Baby's Growth with Confidence**
Is your baby fussier than usual? It might be a “Mental Leap.”
Suddenly crying more often?
Restless sleep or frequent night waking?
Clingy behavior without signs of illness?
These might not be problems — they might be signs of a big developmental step.
With Mental Leap, you can track your baby’s mental development and better understand the challenging yet beautiful journey of early childhood.
**What You Can Do**
- Register your baby’s birthdate or due date easily
- Manage multiple babies at once (great for siblings or twins)
- Get notified when your child is in a “leap” period
- Learn what each leap means and how you can support your baby during that time
- Simple, intuitive interface – designed for busy parents
**What is a “Mental Leap”?**
Babies experience about 10 major mental developmental leaps before 20 months of age.
These periods are often marked by changes in behavior: more crying, clinginess, sleep changes, or fussiness.
It may seem like something is wrong — but it’s actually a sign of progress in brain development.
Knowing when a mental leap is coming can help you prepare, respond with care, and reduce stress.
**Perfect for:**
- First-time parents who want peace of mind
- Parents noticing unusual behavior in their baby
- Those interested in baby development and psychology
- Families with multiple young children
- Anyone looking for a clean, reliable, and private baby tracker
**Simple, Lightweight, Reliable**
- No complex sign-up process
- Works offline (for most features)
- Lightweight and battery-friendly
**Privacy You Can Trust**
- All data is stored only on your device.
- No data is shared externally. No ads. No personal accounts needed.
Your baby’s growth is your private journey — we keep it that way.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
- fix minor bugs
The developer, Akatsukido Co., Ltd., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Akatsukido Co., Ltd.
- Size
- 82.6 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Copyright
- © 2026 Akatsukido Co., Ltd.