What is Caffeine Clock?
Caffeine Clock is the most comprehensive caffeine tracker designed to help you improve your sleep. By logging every coffee, tea, energy drink, or custom item, you can see exactly how much caffeine is in your system at any time of the day, based on scientifically-backed pharmacokinetic models.
The app features a database of over 200 caffeine-containing beverages, with the ability to create custom entries. Detailed analytics and history let you identify consumption patterns, while a real-time graph shows your estimated caffeine level as it rises and falls throughout the day.
Privacy is a priority: no account is required, and all data is stored locally on your device. Simply download the app on iOS or Android, start tracking in seconds, and make better decisions about when to consume or avoid caffeine to optimize your sleep and productivity.
How to use Caffeine Clock
- 1
Download Caffeine Clock from the App Store or Google Play.
- 2
Add your first drink from the database or create a custom entry.
- 3
Log each caffeine-containing item you consume throughout the day.
- 4
Check your estimated caffeine levels at any time on the graph.
- 5
Review your history and analytics to optimize your intake.
Key features
Over 200+ caffeine items in database, with option to add custom drinks.
Real-time caffeine level tracking using scientifically-backed pharmacokinetic models.
Comprehensive analytics and history to identify consumption patterns.
No account required; all data stored privately on your device.
Supports tracking of coffee, tea, energy drinks, and more.
Use cases
- A coffee enthusiast tracks espresso shots to avoid afternoon crashes and improve sleep.
- An energy drink lover ensures they stop caffeine early for better sleep quality.
- A shift worker manages caffeine timing around irregular sleep schedules.
- A health-conscious user monitors total daily caffeine intake for long-term well-being.
- A productivity seeker uses data to time caffeine for peak performance.
Best for
Alternatives & similar tools
Similar tools in Health Tech
Browse category →RegainLove
paidToo many breakup services promise quick fixes or ways to manipulate someone into coming back. RegainLove deliberately avoids those tactics. Instead, it provides calm, psychology-based guidance designed to help you truly recover. Through daily exercises, thoughtful reflections, and a structured program, you learn to process difficult emotions, regain stability, and strengthen your sense of self. It’s honest support focused on healing and growth — not unrealistic outcomes.
MoodTrackMe
freemiumMoodTrackMe is a private mood and sleep tracking journal for mental health. It helps you document your daily emotions, sleep, and patterns to gain clarity and stability. The app transforms subjective feelings into structured data, aiding self-observation and therapeutic conversations. Designed with clinical experts, it includes evidence-based exercises from DBT and CBT for emotion regulation, interactive skills like breathing techniques and progressive muscle relaxation, and a journal to capture thoughts. All data stays on your device, ensuring full privacy and GDPR compliance. Premium features include intelligent mood analysis, PDF therapy reports, and smart notifications. Start with a 7-day free trial. Note: It is a companion tool and does not replace professional diagnosis or treatment.
Medpal - Pill Organizer
freemiumProfessional-grade medication tracking with FDA-integrated safety information. Pill organizer, scheduler, and reminder.
Trainiqx
freeTrainiqx is a client management platform built specifically for fitness coaches who want to scale their business without the administrative headache. It replaces spreadsheets, WhatsApp, and multiple tools with one streamlined workspace where you can onboard clients, create training programs, track progress, and communicate — all in one place. With reusable training templates, you save hours every week. The advanced analytics and progress tracking let you see real data on client performance, compare sessions, and make informed adjustments. Predictive insights help you prevent plateaus before they happen. Trainiqx also includes a public coach profile so potential clients can discover you, intake forms to collect all necessary client details upfront, integrated messaging, and unlimited plan templates. Everything is designed to help you handle more clients without burning out. Get started in minutes. No credit card required.
StrideFuel
freemiumBuilt for weight loss success—especially GLP-1 users. AI coaching, voice logging, photo recognition, HealthKit sync. Your trainer adapts to you. Free 7-day trial.
Renée Space
freeRenée Space is a free AI therapy app offering 24/7 emotional support through chat and voice calls. Backed by therapeutic principles, it provides a safe, private space where you can talk about anxiety, depression, burnout, relationships, and more. Unlike traditional therapy, Renée has unlimited memory—she remembers every conversation, so you never have to repeat yourself. She helps you connect the dots, identify emotional patterns, and understand the roots of your struggles. Whether you need to vent, reflect, or just feel heard, Renée is always available. With end-to-end encryption, your conversations are completely private; Renée never shares or sells your data. Over 16,000 conversations happen each month, with 91% of users feeling better after just one session. Many say, "I didn't know I needed this." Topics cover anxiety, depression, burnout, grief, self-worth, identity, resilience, loneliness, breakups, divorce, family conflict, dating anxiety, parenting, anger management, and more. No appointments, no homework—just open the app and start talking.
Frequently asked questions about Caffeine Clock
Common questions to help you decide if Caffeine Clock is right for you.