# Nicolog: AI Diet & Health — Track meals, weight with AI

> Track meals, weight with AI (iPhone/iPad app by Yuki Sato.)

- Source: https://appshunter.io/ios/app/nicolog-ai-diet-and-health/id6756399840 (this page in markdown: same URL + `.md`)
- Developer: [Yuki Sato](https://appshunter.io/developer/983649377)
- Category: Health & Fitness, Lifestyle
- Price: Free with in-app purchases
- Age rating: 12+
- Requires: iOS 13.0 · 45 MB
- Languages: American English
- Released: 2025-12-29
- Data updated: 2026-06-01
- User reviews in markdown: https://appshunter.io/ios/app/nicolog-ai-diet-and-health/id6756399840/reviews.md

## What is Nicolog?

Snap meal photos, ask AI for health advice. Nicolog is an AI-powered diet and health app for sustainable wellness.

Record meals and habits easily while AI supports your journey through conversations and insights.

Nutrition extracted from photos, barcodes, and labels. HealthKit syncs weight, steps, heart rate, sleep, calories—all in one place.

For people who:

• Want to start dieting
• Find calorie counting tedious
• Care about lifestyle habits
• Want meal/exercise tips
• Want to track progress
• Need weight management help
• Want effortless food logs
• Use Apple Watch

Features

■ AI Chat
• Ask about meals and lifestyle 24/7
• Get suggestions: "What to eat?" "How to exercise?"
• Personalized tips from past records

※ Not medical advice

■ AI Health Reports
• Organizes HealthKit data daily
• Weekly/monthly trend charts
• Analyzes weight, steps, sleep, calories
• Lifestyle reflection hints
• Goal achievement advice

■ Meal Logging (3 Ways)

Photo Recognition
• Snap photos—AI analyzes nutrition
• Multiple dishes per photo
• Calculates calories, protein, fat, carbs
• Auto-categorizes meals

Barcode Scan
• Instant product registration
• Supports store products

Label Reading
• Photo nutrition labels
• AI extracts data

■ HealthKit Integration
• Auto-collects weight, steps, heart rate, sleep, calories
• Apple Watch compatible
• Syncs with Health app
• View graphs of changes
• Compare 7/14/30 days
• Retrieves workouts

■ Goal Management
• Set weight, body fat, steps, calorie, sleep goals
• Daily/weekly/monthly progress
• Progress bars
• AI supportive comments

■ Weight Prediction
• Predicts target arrival
• Trend analysis
• Maintains motivation

■ Weekly Review
• Summarizes week's data
• Checks meal/exercise/sleep balance
• AI improvement suggestions

■ Charts
• Weight, calories, steps, PFC graphs
• 7/14/30-day periods
• Visualize trends

■ Blood Pressure Log
• Easy BP and pulse tracking
• HealthKit transfer
• Graph changes

■ Bowel Diary
• Gut health management
• Bristol Scale support
• Track activities

■ Workout Suggestions
• AI-tailored routines
• Customized by fitness level
• Exercise examples

■ Points System
• Earn by daily login
• Earn by watching ads
• Use for AI features
• Welcome bonus

Why Nicolog?

• Interactive AI
Ask questions, explore insights together

• Minimal Input
Photos, barcodes, HealthKit automate tracking

• Simple
No setup—start now

• Free Start
Core features no cost

• One Place
All health data together

• Watch Compatible
Seamless Apple Watch sync

• Privacy First
Your data is yours

• Stay Motivated
Points and AI keep you going

Use Cases

• Photo breakfast, check nutrition
• Confirm lunch calories
• Review daily balance
• Weekly data review
• Predict weight timeline
• Get exercise ideas
• Discover improvements

Requirements

• HealthKit access needed
• Some features need points
• Points from login/ads
• Internet required
• iOS 13.0+

Disclaimer

Supports health management and reflection only. Not medical advice, diagnosis, or treatment. Consult professionals for health concerns.

Developer Note

Nicolog makes health management approachable. Many apps fail due to tedious input. We use AI and photos for automation. Consistency matters. Nicolog supports your healthy habits.

Contact

Questions: https://fivenine-design.com/contact
Privacy Policy and Terms in app settings.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 100ポイント | $0.99 | one-time |
| 300ポイント | $2.99 | one-time |
| 500ポイント（+20%ボーナス） | $4.99 | one-time |
| 1000ポイント（+30%ボーナス） | $9.99 | one-time |



## Version history (last 5 releases)

### 1.1.3 — 2026-01-22

Fix small issue.

### 1.1.2 — 2026-01-20

Fix some issue.

### 1.1.1 — 2026-01-16

Fix issue.

### 1.1 — 2026-01-14

Localized English.

### 1.0 — 2025-12-29

No release notes.

## More apps by Yuki Sato

- [Grafy - 写真加工・画像編集・コラージュ](https://appshunter.io/ios/app/grafy/id983649378)
- [Line Bloxx - Brain game](https://appshunter.io/ios/app/line-bloxx-brain-game/id993950628)
- [RetroCameraPlus - Cute photo app.](https://appshunter.io/ios/app/retrocameraplus-cute-photo-app/id998188765)
- [LINE DOT'S - Free strategy game.](https://appshunter.io/ios/app/line-dots-free-strategy-game/id1002292512)
- [Cloud Walk'n](https://appshunter.io/ios/app/cloud-walkn/id1028281532)
- [キャンディーアタック](https://appshunter.io/ios/app/id1049593519)

All apps by Yuki Sato: https://appshunter.io/developer/983649377

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*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 2026-06-01.*