Comparison

Simple Caffeine vs Drinkie

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Simple Caffeine

Easily track your caffeine intake with a simple interface. This app saves your caffeine consumption data directly to Apple Health, requiring access to your health data.

Highlights
  • Simple caffeine logging
  • Apple Health integration
  • Track intake history
  • Minimalist design
Features
Read full description

カフェイン摂取量が気になるが、あまり細かく摂取量を記録できない方に、シンプルな操作で記録できるようにするアプリです。 iPhone のヘルスケアにカフェイン摂取量を保存するのでヘルスケアへのアクセスが必要になります。

About

Drinkie

This app helps you stay hydrated by creating personalized daily water intake plans and sending timely reminders. Track all types of beverages, view your hydration history with graphs, and manage your intake of caffeine and alcohol.

Highlights
  • Custom hydration plans
  • Track any drink type
  • Water intake reminders
  • Detailed hydration history graphs
  • Caffeine and alcohol tracking
  • Add custom drinks
Features
Read full description

‣ Custom hydration plan: get your daily water intake plan and know how much to drink to stay hydrated. ‣ Hydration tracker: track your daily water and drink intake. View your current hydration and plan your days in a better way. ‣ Track any drink: add custom drinks such as milk, wine, or tea. You get hydrated from every fluid you drink so track them as well to avoid over-hydration. Stay optimally hydrated throughout the day with Drinkie. Drink the optimal amounts of water and never forget to drink using Drinkie’s water reminders. Track each water intake, and overview your water drinking history on a neat graph. Stay healthy, focused, and hydrated throughout the day with our free and easy-to-use app. ■ CUSTOM HYDRATION PLANS Get custom hydration plans based on your age, gender, weight, height, activity levels, and wake-up/sleep times. Know how much OZ of fluids you need to drink daily to stay hydrated. ■ TRACK YOUR HYDRATION IN DETAIL Track your daily water intake with utmost ease by adding each drink using the + button. With Drinkie, you can not only track water, but you can also track Caffeine, Tea, Milk, Juice, Soda, Wine, Beer, Smoothie, and Milkshake. Alternatively, you can add custom drinks that are not already on the pre-defined list of drinks. At any time of the day, you can view your hydration live in the “Current Hydration” tab. There you will see the exact amount of water you have drank so far. However, there you can also see all the other drinks that you’ve consumed. This may help you make a better decision on what to drink for the rest of the day and better plan your hydration. ■ HISTORY GRAPH Track and see your daily, weekly and monthly hydration intake with neat graphs. Overview your average water intake and try to complete streaks to meet your hydration goals. ■ EASE DOWN ON ALCOHOL AND CAFFEINE Drinkie is an excellent way to track and ease down on beverages that are harmful to your health in high doses such as alcohol and caffeine. Simply track each cup of coffee, beer, wine, or other alcoholic beverage and see the daily intake history to stay mindful and drink in moderate quantities. ■ DRINKIE FEATURES: - intuitive UI with a sophisticated and minimalist design - personalized hydration plans based on your age, gender, weight, height, activity levels, and wakeup/sleep times - daily drink tracker (water, coffee, tea, wine, beer, and more) - caffeine tracker - add and track custom drinks - select from predefined drink quantities - see data about different types of drinks - water reminders - daily hydration history with average consumption Staying hydrated is easy and fast with Drinkie. ► Try our free water tracker NOW. _____________ PLEASE NOTE Most features, including the personalized water drinking plan, on Drinkie are free. However, to unlock all drink types and the feature to add custom drink types, you need to purchase the PRO version. Drinkie premium features are available as a monthly & annual subscription or as a one-time purchase. Your iTunes account will be charged at confirmation of purchase. The subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the billing period. You can go to your iTunes Account Settings to manage your subscription & turn off auto-renew. To restore all your previous purchases use the "Restore Purchases" button located at the bottom of the Premium Features popup. Terms of use & Privacy policy https://drinkie.emretelli.net/drinkie-privacy-policy-terms-of-use.pdf

Screenshots

Simple Caffeine3 screens
Drinkie4 screens

Verdict

The call

The clearest difference is price: Drinkie at Free against Simple Caffeine's $0.99. Drinkie also leads on update cadence (weekly vs every 8 months) and review sentiment (100% vs 75%). Simple Caffeine's advantage is in-app purchases (none vs 5). On ads, 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

CostPrice · In-app purchases · Ads · Monetization

Drinkie is free to download; Simple Caffeine costs $0.99 up front. Drinkie sells 5 in-app purchases, starting at $5.99 per month. Simple Caffeine asks for nothing beyond the download.

UpkeepUpdate frequency

Simple Caffeine ships an update every 8 months, Drinkie weekly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard5 real differences · 5 level
Simple Caffeine versus Drinkie: the parameters behind the verdict, then further details
ParameterSimple CaffeineDrinkie
Price$0.99Free — better
Rating—4.8 (20 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings—20 — better
Update frequencyEvery 8 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPod
Requires iOS12.012.0
Further details — not scored
Size18 MB72 MB
Age rating4+4+
Developerfeb19Common Swift Technologies LLC

Customer experience

Simple Caffeine

Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Drinkie

All ratings20 ratings
Positive95.0%
Neutral0.0%
Negative5.0%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Simple Caffeine

No in-app purchases

5 purchases

Drinkie

Subscriptions3
  • Monthly Subscription$5.991 Month
  • Water Reminder Plan 1 Year7 Days trial$12.991 Year
  • Annually Subscription$12.991 Year
One-time2
  • Monthly Subscription$3.99
  • Annually Subscription$8.99

Questions

Is Simple Caffeine free?
Simple Caffeine costs $0.99, with no in-app purchases.
Is Drinkie free?
Drinkie is free to download, with in-app purchases available.
Do Simple Caffeine or Drinkie have ads?
Neither Simple Caffeine nor Drinkie shows ads.
Which is updated more often, Simple Caffeine or Drinkie?
Simple Caffeine ships an update every 8 months, and Drinkie weekly. Most recently, Simple Caffeine was updated on October 24, 2026 and Drinkie on October 21, 2026.

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