Comparison

Caffeine Tracker + vs Sleep Journal

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

Head to head
About

Caffeine Tracker +

Take control of your caffeine intake with powerful tracking, personalized reduction plans, and real-time insights. Understand your habits, sleep better, and reduce anxiety with data-driven tools and visual progress tracking.

Highlights
  • Caffeine tracking for various beverages
  • Real-time metabolism and metabolism graphs
  • Personalized reduction plans
  • Sleep quality insights
  • Smart reminders and 'last call' notifications
  • Calendar view of caffeine habits
Features
Read full description

Decaf helps you take control of your caffeine intake with powerful tracking, personalized reduction plans, and real-time insights. Whether you want to sleep better, cut back on coffee, or simply understand your habits, Decaf gives you the tools to succeed. Core Features - Caffeine Tracking: Log coffee, tea, energy drinks, sodas, or custom beverages with ease - Real-time Metabolism Tracking: Visual graphs show how caffeine builds and tapers in your body throughout the day - Sleep Safe Sips: This is our unique algorithmic way of sharing what drinks are still 'available' to you within your daily caffeine budget - Favorite Brands: Track your favorite drinks, whether it be from Starbucks, Dunkin, etc or something custom you've created yourself - Calendar View: Color-coded monthly overview of your caffeine habits with green, yellow, and red days - Sleep Quality Insights: Correlation charts reveal how your caffeine intake affects your sleep patterns - Smart Reminders: Gentle nudges to log drinks and notifications for your optimal “last call” time Why Decaf Works - Better Sleep: Protect your nights by understanding how caffeine impacts rest and recovery - Reduced Anxiety: Cut back gradually to minimize withdrawal, jitters, and energy crashes - Data-Driven Insights: Connect daily intake with long-term patterns to make smarter choices - Visual Progress: See your improvement clearly with charts and calendar tracking - Personalized Approach: Decaf adapts to your lifestyle, sleep schedule, and reduction goals What Sets Decaf Apart Most caffeine apps stop at logging drinks. Decaf goes further with science-based tapering plans and real-time metabolism tracking, helping you reduce gradually while staying energized and avoiding uncomfortable withdrawal. Take control of your caffeine habits today and start feeling the benefits of better sleep, steadier energy, and improved focus with Decaf. Our privacy policy can be found here: https://www.brightwoodapps.com/legal/decaf/decaf-terms.html This application is licensed under the Apple Standard End User License Agreement (EULA).

About

Sleep Journal

Features
Read full description

SLEEP CALMER. CLEAR YOUR MIND. A simple nightly journaling habit to release thoughts and rest better. Each day, the app offers one focused prompt to help you process what is still on your mind. There is nothing to complete, no streaks to maintain, and no performance to track. Write freely. When it feels enough, end the day and rest. HOW IT WORKS One simple writing space. One guided daily prompt. Write for 2 to 5 minutes, or more, or less. When you are done, tap End the day. That is it. DESIGNED FOR CALM Overthinking Journal for Sleep is intentionally minimal. No notifications. No pressure. No performance. It is not a productivity tool. It is a simple night ritual to stop overthinking and prepare your mind for sleep. PRIVATE BY DESIGN No accounts. No sign up. No tracking. No cloud sync. Your writing stays on your device. Your thoughts are yours alone. PREMIUM Unlock all guided prompts and support the project with a one time purchase. No subscriptions. Stop overthinking. Sleep with a clearer mind. Start tomorrow lighter.

Screenshots

Caffeine Tracker +4 screens
Sleep Journal4 screens

Verdict

The call

The clearest difference is update cadence: Sleep Journal at weekly against Caffeine Tracker +'s every 3 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Caffeine Tracker + sells 2 in-app purchases, starting at $4.99 per 7 days and Sleep Journal sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Caffeine Tracker + ships an update every 3 months, Sleep Journal weekly. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

Scorecard1 real difference · 8 level
Caffeine Tracker + versus Sleep Journal: the parameters behind the verdict, then further details
ParameterCaffeine Tracker +Sleep Journal
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhoneiPhone
Requires iOS17.617 — better
Further details — not scored
Size10 MB4 MB
Age rating4+4+
DeveloperBrightwood Apps LLCIris Martin

In-app purchases

2 purchases

Caffeine Tracker +

Subscriptions2
  • Pro Access | 1 Week3 Days trial$4.997 Days
  • Monthly Plan3 Days trial$9.991 Month
1 purchases

Sleep Journal

One-time1
  • Full Access$7.99

Questions

Is Caffeine Tracker + free?
Caffeine Tracker + is free to download, with in-app purchases available.
Is Sleep Journal free?
Sleep Journal is free to download, with in-app purchases available.
Do Caffeine Tracker + or Sleep Journal have ads?
Neither Caffeine Tracker + nor Sleep Journal shows ads.
Which is updated more often, Caffeine Tracker + or Sleep Journal?
Caffeine Tracker + ships an update every 3 months, and Sleep Journal weekly. Most recently, Caffeine Tracker + was updated on October 30, 2026 and Sleep Journal on November 9, 2026.

Other comparisons