Jigger vs AlcoCalendar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Jigger
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Jigger keeps a clear record of how much you drink each day. - Log the volume and the alcohol for each kind of drink in a few taps - A reminder when the day is turning heavy - Widgets for the day's total and your alcohol-free days - Log from Apple Watch or from a Shortcut - Weekly and monthly statistics - Sync what you drink to the Health app ■ About Jigger Pro The weekly and monthly statistics come with Jigger Pro, an auto-renewing subscription. Everything else is free — logging, editing and deleting records with no limit, and syncing what you drink to the Health app. - Pro Monthly — 1 month, ¥100 - Pro Yearly — 1 year, ¥800 Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the period. You can manage or cancel it in your Apple Account settings after purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://giginet.notion.site/Jigger-Privacy-Policy-3c8bb3de82db81f4836ff2dcba220787
AlcoCalendar
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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/
Screenshots
Verdict
The clearest difference is in-app purchases: Jigger at none against AlcoCalendar's 2. Jigger also leads on ads (none vs shown) and update cadence (every 2 days vs every 6 days). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. AlcoCalendar sells 2 in-app purchases, starting at $2.99 per month. Jigger asks for nothing beyond the download.
Jigger ships an update every 2 days, AlcoCalendar every 6 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | Jigger | AlcoCalendar |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 6 days |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 18.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 12 MB | 19 MB |
| Age rating | 17+ | 17+ |
| Developer | gigi-net.net | Ryoichi Shimizu |
In-app purchases
Jigger
No in-app purchases
AlcoCalendar
- Premium Monthly Subscription$2.991 Month
- Premium Yearly Subscription$29.991 Year









