Comparison

CaffeineLog vs Decaf AI

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

Head to head
About

CaffeineLog

Easily record and manage your daily caffeine intake to support a healthy lifestyle. Diagnose optimal consumption, track over 300 beverage types, and visualize your intake patterns over time. Sync data seamlessly across devices for convenient access.

Highlights
  • Support appropriate caffeine intake diagnosis
  • Record from over 300 beverage types
  • Customizable logs with tags, images, and notes
  • Visual data display with time-series charts
  • Seamless device synchronization via iCloud
  • Pattern analysis by day, week, month, and year
Features
Read full description

Caffeine Log is the ultimate app for effectively recording and managing your daily caffeine consumption, supporting a healthy lifestyle. With a rich set of features and intuitive operations, firmly control your caffeine intake! Main Features Support Appropriate Caffeine Intake Diagnose the optimal caffeine intake based on your user information. Protect your health while enjoying a comfortable caffeine life. Rich Caffeine Data Easily select and record from over 300 types of beverages. Support detailed logging with a wide variety of choices like coffee, tea, energy drinks, and more. Customizable Records Tagging, image attachments, and note additions are possible. Create your own detailed caffeine log. Visual Data Display Instantly check your daily intake and current caffeine level in your body. Track the digestion process with time-series charts. Seamless Device Synchronization iCloud compatible, synchronizing data across multiple devices like iPhone, iPad, Apple Watch, and more. Accessible anytime, anywhere. Highlight Feature for Pattern Analysis Check your caffeine intake and patterns by day, week, month, and year. Review your caffeine habits and aim for a healthier lifestyle. Premium Features Unlimited Customization Unlimited addition of brands and beverages Unlimited editing and adding of categories and foods Unlimited editing and adding of tags Exclusive Design Access to exclusive highlight cards Customizable theme colors Future Premium Features Enjoy the latest features with the ever-evolving Caffeine Log. Manage your caffeine intake smartly with Caffeine Log and achieve a healthy and balanced daily life! Download now and enhance your caffeine experience.

About

Decaf AI

This app helps you break free from caffeine dependence with a personalized, science-backed program. Track your intake, receive guidance, and improve sleep and energy levels for a healthier lifestyle.

Highlights
  • Personalized caffeine reduction plan
  • Log caffeine intake with photos
  • Progress tracking and insights
  • Guidance to quit caffeine
  • Improve sleep and reduce stress
  • Science-backed program
Features
Read full description

Break free from caffeine dependence with Decaf. Our science-backed program helps you reduce, replace, and reset. Sleep better, stress less, and wake up naturally energized. Start your journey to a healthier, caffeine-free life today! HOW TO USE DECAF: 1. Answer questions about your caffeine intake to create your personalized plan. 2. Snap a pic or log your caffeine intake and see your progress. 3. Get tips, insights, and guidance to quit caffeine with ease. Decaf makes quitting caffeine simple and effective. Improve your sleep, reduce stress, and feel naturally energized—all with less effort. We’ll support you with the tools and insights you need to build a healthier, caffeine-free life. Got ideas or questions? Contact us at hello@decaf.app.

Screenshots

CaffeineLog4 screens
Decaf AI4 screens

Verdict

The call

The clearest difference is update cadence: CaffeineLog at every 2 days against Decaf AI's every 6 weeks. Decaf AI's advantage is iOS requirement (13.4 vs 17.0). On price, rating, review sentiment and ratings volume 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

Both are free to download. CaffeineLog sells 2 in-app purchases, starting at $1.99 per month and Decaf AI sells 4 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for CaffeineLog against 5.0 for Decaf AI. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

CaffeineLog ships an update every 2 days, Decaf AI every 6 weeks. The most recent releases landed on July 21, 2026 and September 10, 2026 respectively.

Scorecard2 real differences · 8 level
CaffeineLog versus Decaf AI: the parameters behind the verdict, then further details
ParameterCaffeineLogDecaf AI
PriceFreeFree
Rating5.0 (3 ratings)5.0 (8 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings38 — better
Update frequencyEvery 2 days — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS17.013.4 — better
Further details — not scored
Size50 MB63 MB
Age rating4+4+
DeveloperYugo MatsudaFearless Health LLC

Customer experience

CaffeineLog

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Decaf AI

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

CaffeineLog

Subscriptions2
  • Premium Monthly Plan7 Days trial$1.991 Month
  • Premium Yearly Plan7 Days trial$14.991 Year
4 purchases

Decaf AI

Subscriptions4
  • Decaf Pro$9.997 Days
  • Decaf Pro$29.991 Year
  • Decaf Pro7 Days trial$49.991 Year
Show 1 more
  • Decaf Pro$49.991 Year

Questions

Is CaffeineLog free?
CaffeineLog is free to download, with in-app purchases available.
Is Decaf AI free?
Decaf AI is free to download, with in-app purchases available.
Which has better reviews, CaffeineLog or Decaf AI?
CaffeineLog and Decaf AI are both rated 5.0 out of 5 on the App Store, from 3 and 8 ratings respectively.
Do CaffeineLog or Decaf AI have ads?
Neither CaffeineLog nor Decaf AI shows ads.
Which is updated more often, CaffeineLog or Decaf AI?
CaffeineLog ships an update every 2 days, and Decaf AI every 6 weeks. Most recently, CaffeineLog was updated on July 21, 2026 and Decaf AI on September 10, 2026.

Other comparisons