Caffeine Tracker vs Jitterbug
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Caffeine Tracker
Track your caffeine intake and understand its impact on your sleep and health. Get personalized insights, set 'Last Call' reminders, and visualize your consumption trends with detailed charts and widgets.
- Log various caffeine sources
- Predict caffeine elimination time
- Set 'Last Call' caffeine reminders
- Analyze caffeine's impact on sleep
- Visualize caffeine decline over time
- Customizable drinks with AI
- Siri Shortcuts and widgets
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Alyx is a silly way to track caffeine. Quickly log espresso, lattes or anything else and see how it affects your health, sleep or view other interesting stuff! It uses Apple Health to store your data privately, which means it also syncs with iCloud. Of course, you can log caffeine here. Aside from being a coffee, espresso, energy drink, or general caffeine tracker and journal, there are some interesting things it can do: - Figure out when your body will be caffeine free. - Discover how much caffeine will be in your body at bedtime. - Get your customized "Last Call" for caffeine every day, and set an alarm for it! - See how caffeine consumption impacts the amount of sleep you get. - View how caffeine will decline in your body over the next 12 hours. - See if your caffeine consumption has been trending up or down lately. - Tons of Siri Shortcuts. - Tons of widgets! - Create your own custom drinks, and have AI figure out the caffeine contents! - A Hall of Fame for...caffeine consumption? - Um, what else? Oh, tons of charts! So yeah, you can see how caffeine affects your sleep, overall health, see how much sleep you'll lose, and more. I don't know, it's just a fun app. Download it or don't. Love, Alyx -- SUBSCRIPTION & PREMIUM FEATURES -- Most of Alyx is completely free to use. There are premium features if you upgrade to The Caffeine Club, which includes every widget, adding your own custom drinks, several charts, and sleep forecast features. -- LEGAL -- · View our terms of service here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ · View our privacy policy here: https://alyxcaffeinetracker.com/privacy/ Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. You will not be able to cancel the subscription once activated. Manage your subscriptions in Account Settings after purchase.
Jitterbug
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Quit less. Taper smarter. Most caffeine apps help you drink more efficiently. Jitterbug helps you need less. Meet your AI caffeine coach — the only app that builds you a personal taper plan, forecasts how tonight's coffee will affect your sleep, and tracks your progress through a visual journey you can actually feel. WHY JITTERBUG You don't want to quit caffeine. You want LESS of it. Jitterbug builds you a personal reduction plan that adapts to your habits, week by week. No willpower required. No cold turkey. WHAT'S INSIDE • Real-time tracker — every drink, every milligram, all day • Sleep forecast — see how tonight's coffee will hit your sleep, before you order it • AI taper plan — gentle, moderate, or aggressive — your pace, your timeline • Drink scanner — point your camera at any coffee, energy drink, or supplement (Open Food Facts + USDA FoodData Central + AI vision) • Monthly tooth journey — five stages mark your progress (Stage 1 stained → Stage 5 sparkling) • Apple Health sync — caffeine alongside sleep, heart rate, and workouts • One-tap log — recents + your saved library, ready in a tap • Smart cutoff alerts — quiet reminders before your sleep window closes THE SCIENCE Caffeine has a half-life of three to nine hours depending on genetics, hormones, and lifestyle — which is why a 2pm coffee wrecks one person's sleep and not another's. Jitterbug learns your personal curve and forecasts how every milligram will land. JITTERBUG PRO Unlock unlimited drink scans, deeper sleep forecasts, and your full Hall of Fame — your longest streaks, ranked all-time. Available weekly, monthly, or lifetime. PRIVACY Your caffeine data stays on your device. Apple Health sync is write-only — we never read your other health data. Made for people who love coffee enough to drink it better. Privacy Policy: https://jitterbug.kyvera.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Jitterbug at every 2 days against Caffeine Tracker's every 5 days. Jitterbug also leads on iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support 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. Caffeine Tracker sells 4 in-app purchases, starting at $1.99 per month and Jitterbug sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Caffeine Tracker ships an update every 5 days, Jitterbug every 2 days. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.
| Parameter | Caffeine Tracker | Jitterbug |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (40 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 40 — better | — |
| Update frequency | Every 5 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 45 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Day Well Spent LLC | Jimmy Haivan Huynh* |
In-app purchases
Caffeine Tracker
- Caffeine Club$1.991 Month
- Caffeine Club Annual$9.991 Year
- Caffeine Club Annual7 Days trial$9.991 Year
- Caffeine Club: Lifetime$24.99
Jitterbug
- Weekly + Free Trial7 Days trial$3.997 Days
- Monthly7 Days trial$9.991 Month
- Lifetime Access$19.99
Questions
Is Caffeine Tracker free?
Is Jitterbug free?
Do Caffeine Tracker or Jitterbug have ads?
Which is updated more often, Caffeine Tracker or Jitterbug?
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