AlcoCalendar
Ryoichi Shimizu Health & Fitness iPhoneiPadiPod touchApple Watch
AlcoCalendar is a free Health & Fitness app for iPhone and iPad by Ryoichi Shimizu. Requires iOS 18.5. Updated October 18, 2026.
- Price
- Free
- on the App Store
- Size
- 19 MB
- Age 17+
- Updated
- Oct 18
- 2026 · v1.3.8
Screenshots
About AlcoCalendar
Manage your drinking history on a beautiful calendar. AI learns your drinking patterns from your drinking history and predicts future drinking trends. compatible with Apple Watch. ■ AI Prediction Feature to Prevent Overdrinking ・Predicts next week's drinking volume based on 90 days of data ・Analyzes drinking patterns by day of the week and time of day ・Provides personalized health advice ・Completely private processing (AI analysis on device) ■ Easy recording, detailed analysis ・Supports 12 types of alcohol (beer, wine, sake, etc.) ・Enter familiar units such as cans, glasses, and 1 go (1 cup) ・Automatically calculates pure alcohol content ・Visualize trends with beautiful graphs ■ Even more convenient with Apple Watch ・Quickly record 3-second amounts on the go ・Quickly adjust the number of drinks with the Digital Crown ・Check today's drinking volume at a glance ・Record offline (automatic sync afterward) ・Status icons help you understand your drinking status at a glance ■ Achievement badges keep you motivated ・Earn 17 badges for logging, alcohol-free streaks, goals, and more ・Monthly challenge format resets each month to keep things fresh ・Look back on your achievements from past months, too ・Each unlock shows a congratulatory message and a health tip ■ Calendar view at a glance ・Visually check your monthly drinking patterns ・Clearly display drinking and abstinence days ・Easy 3-second recording with a tap ・Stay motivated with celebratory effects ■ AI Supports Alcohol Abstinence and Cutback ・Automatically counts consecutive days abstinent ・AI predictions provide advance warning of overdrinking ・Statistical graphs allow objective review ・Goal setting and progress visualization ■ Privacy-first design for peace of mind ・AI analysis is 100% performed on-device ・Supports multiple devices with iCloud sync ・No personal data is collected ・Records are retained even when changing devices ■ Recommended for ・Those who want data-based alcohol management ・Those who want to prevent overdrinking ・Those who want to improve their drinking habits before a health check ・Those who want to plan alcohol-free days Protect your "health tomorrow" with AI predictions. Start scientifically managing your drinking with AlcoCalendar. 【Terms of Service】 This app uses Apple's Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 【Privacy Policy】 https://aero-nauts.com/index.html#privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
What’s new
Version 1.3.8 · Updated October 18, 2026
Performance has been improved.
App privacy
The developer, Ryoichi Shimizu, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
- Usage Data: Advertising Data
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Advertising Data
- Health & Fitness: Health
- Diagnostics: Crash Data, Performance Data
Used for: Third-Party Advertising, Analytics, App Functionality
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| AlcoCalendar | – | Free | October 18, 2026 | |
| noman〜のまん〜 | 5.0 / 5 (1) | Free | Oct 2, 2025 | Compare |
| AlcoholLog | – | Free | Mar 31, 2024 | Compare |
| 減酒記録アプリ - 飲酒チェッカー節子ちゃん | 4.5 / 5 (6) | Free | Sep 19, 2025 | Compare |
| SoberNow - Quit or Drink Less | 5.0 / 5 (1) | Free | Oct 8, 2026 | Compare |
| Drink & Sober Tracker|CozyCats | 5.0 / 5 (1) | Free | Jul 1, 2026 | Compare |
| SmartDrinkQuit - Alcohol-Free | – | Free | Oct 8, 2026 | Compare |
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