Comparison

CaffLog vs PinkRain

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

Head to head
About

CaffLog

Features
Read full description

CaffLog is an app for managing your caffeine intake smartly. Easily log your daily caffeine consumption and visualize your body's caffeine levels in real time. CaffLog supports your caffeine management goals, whatever they may be. ◆ Who This App Is For 【Boost Your Performance】 For those who want to use caffeine effectively to enhance productivity at work or while studying. 【Cut Back or Limit Caffeine】 For those looking to control their intake for health reasons, pregnancy, or breastfeeding. 【Understand Sleep Impact】 For those who want to track how caffeine affects their sleep and find the right timing. 【Discover Your Patterns】 For those who want to visualize their intake trends and understand their habits objectively. ◆ Key Features 【Caffeine Intake Log】 Easily record caffeinated drinks like coffee, tea, and energy drinks. 【Real-Time Caffeine Levels】 Check your estimated current caffeine levels in your body at any time. 【Heatmap Review】 Visualize your daily intake patterns with a heatmap. Spot your trends at a glance. 【Customize Your Home Screen】 Decorate your home with cute items like coffee beans, donuts, and cookies. Choose from wood, stone, or solid backgrounds and pick your accent color to make the space truly your own. 【Cute & Easy-to-Use Design】 A warm, friendly design that makes daily logging enjoyable. ◆ CaffLog Premium (Optional) CaffLog is free to use. CaffLog Premium unlocks additional convenient features. 【CaffLog Premium】 1. Customize caffeine half-life 2. Customize decorations, backgrounds, and themes 3. Ad-free experience 【Pricing】 Monthly Plan: $2.99 Auto-renews monthly from the date of purchase. 【Auto-Renewal Details】 Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. 【Payment】 Payment will be charged to your Apple ID.

About

PinkRain

Features
Read full description

PinkRain: Your Personal Wellness Companion Discover a privacy-first approach to personal wellness tracking. PinkRain helps you understand your daily patterns, maintain healthy routines, and find moments of calm, all while keeping your data completely private on your device. BEAUTIFUL WELLNESS TRACKING - Daily mood journaling with rich, expressive options - Personal wellness notes and reflections - Charts showing your wellness patterns over time GENTLE REMINDERS - Never miss important personal reminders - Customizable notification timing - Track your consistency with visual progress indicators - Flexible scheduling that adapts to your lifestyle GUIDED MEDITATION & MINDFULNESS - Curated audio tracks for emotional support and healing - Breathing exercises with soothing visual guidance - Mindfulness sessions designed for daily wellness - Categories include self-acceptance, rest, and emotional processing PRIVACY YOU CAN TRUST - Zero data collection - everything stays on your device - No accounts, no cloud sync, no tracking - Complete transparency with open-source code - Your wellness journey is yours alone DESIGNED FOR DAILY USE - Clean, intuitive interface that feels calming - Smooth animations and thoughtful interactions - Built with care for your mental space Perfect for anyone looking to develop a deeper understanding of their wellness patterns while maintaining complete privacy and control over their personal data. --- IMPORTANT DISCLAIMER: This app is for personal wellness tracking only and is not intended for diagnosis, or treatment. Always consult with qualified healthcare professionals for medical advice and support.

Screenshots

CaffLog3 screens
PinkRain4 screens

Verdict

The call

The clearest difference is price: CaffLog at Free against PinkRain's $2.99. PinkRain's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence 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

CaffLog is free to download; PinkRain costs $2.99 up front. CaffLog sells 1 in-app purchase, starting at $2.99 per month. PinkRain asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 10, 2026 and September 28, 2026 respectively.

Scorecard4 real differences · 2 level
CaffLog versus PinkRain: the parameters behind the verdict, then further details
ParameterCaffLogPinkRain
PriceFree — better$2.99
Update frequencyWeeklyWeekly
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size70 MB66 MB
Age rating4+4+
DeveloperHaruya OyamaDoublOne Studio Limited

In-app purchases

1 purchases

CaffLog

Subscriptions1
  • CaffLog Premium7 Days trial$2.991 Month
None

PinkRain

No in-app purchases

Questions

Is CaffLog free?
CaffLog is free to download, with in-app purchases available.
Is PinkRain free?
PinkRain costs $2.99, with no in-app purchases.
Do CaffLog or PinkRain have ads?
CaffLog shows ads; PinkRain does not.
Which is updated more often, CaffLog or PinkRain?
CaffLog ships an update weekly, and PinkRain weekly. Most recently, CaffLog was updated on September 10, 2026 and PinkRain on September 28, 2026.

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