Luca Map vs Caffeine mg
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Luca Map
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Luca Map is a simple app that helps you visualize your journey by coloring the map as you walk. Staying active can be tough when it feels like a chore. Luca Map changes that by turning your movement into a satisfying coloring experience—giving you a visual reason to take that extra step. [Why you’ll love Luca Map] Visual Progress: See exactly where you’ve been. Filling in the map provides a sense of accomplishment that simple step counters can’t match. Discover Your Neighborhood: It gives you a reason to turn down a street you’ve never noticed before, leading to new local discoveries. Easy Integration: No intense workouts required. Just start recording during your commute or while running errands. Personal Milestones: Collect medals and track your lifetime stats as you expand your personal territory. If you’re looking for a small spark to get moving again, Luca Map is here to help you start your journey, one tile at a time. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://purple-scaffold-a59.notion.site/Luca-Map-31dac99189a5809c997ae978f5db1e41
Caffeine mg
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Caffeine mg is a one-tap caffeine tracker that visualises remaining body caffeine and the time it drops below a sleep-friendly threshold using a half-life decay model. "Can I have one more coffee this afternoon and still sleep tonight?" — that's the question this app answers. ■ Who it's for - Daily coffee or energy drink consumers - People whose afternoon caffeine affects sleep - Users who prefer no ads and one-time purchases - Login-free tracking with caffeine records stored on device ■ Main features - 50+ preset drinks (coffee, energy drinks, tea, etc.) - Custom drinks with caffeine content and serving size - Tap to log "now", long press to set the time - Today's total intake and remaining allowance (400mg default) - Half-life decay simulation - Home screen widget for one-tap logging - Siri / Shortcuts support - Last 7 days of history ■ iOS 18 features (Pro) - Live Activity + Dynamic Island for body caffeine + sleep-friendly time - Lock Screen Control + Control Center for one-tap logging - Action Button on iPhone 15 Pro and later - Half-life simulation chart ■ Pro (one-time, JPY 370) - Unlimited custom drinks - Live Activity / Dynamic Island - Lock Screen Control - Action Button integration - Full history + CSV export - Medium / Large widgets ■ Why we made it - Free to start (50+ presets + 3 custom drinks) - No login, no account - Caffeine records stay on device; anonymous usage events are optional - No subscription. Pro is one-time only. - Zero ads. ■ Science - Daily upper limit 400 mg (WHO / FDA / EFSA / Health Canada / Japan MHLW Sleep Guidelines 2023 consensus) - 50 mg "sleep-friendly residual" threshold per Japan MHLW Sleep Guidelines 2023 - Default half-life is 5 hours (individual range 3-7 hours) - All thresholds adjustable in Settings ■ Requirements - iOS 18.0 or later (for Live Activity / Lock Screen Control / Action Button) This app is intended as a caffeine intake tracker. It does not provide medical advice, diagnosis, drug-interaction checks, or individualised guidance for pregnant users, users with cardiac conditions, etc. Please consult a doctor or pharmacist for health decisions.
Screenshots
Verdict
The clearest difference is ads: Caffeine mg at none against Luca Map's shown. Caffeine mg also leads on iOS requirement (18.0 vs 26.0). On price, update cadence, 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. Luca Map sells 2 in-app purchases, starting at $2.99 per month and Caffeine mg sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Luca Map ships an update every 4 days, Caffeine mg weekly. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.
| Parameter | Luca Map | Caffeine mg |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days — better | Weekly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 47 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Genki Suzuki | kensuke ueda |
In-app purchases
Luca Map
- Luca Map Pro (Monthly)7 Days trial$2.991 Month
- Luca Map Pro (Yearly)7 Days trial$17.991 Year
Caffeine mg
- カフェインmg Pro$1.99









