Best apps like Sleep Calculator

10+ similar apps compared and reviewed

4.6 avg rating
10 free apps
Updated July 2026

Looking for something like Sleep Calculator? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
📊 Productivity
4.0(62 ratings)
Free
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to Sleep Calculator

UltraNotes - Note Taking & PDF#1

UltraNotes - Note Taking & PDF by Skyjos Co., Ltd.

Notes, Writing & Annotate PDF
Editor's Choice
📊 Productivity
4.6😊(135 ratings)
FreeIn-App Purchases
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This app combines powerful note-taking, handwriting, and PDF annotation features. Create rich text notes, sketch with various tools, and mark up documents. Organize, search, and sync your notes across devices.

What We Love

  • ✍️ Excellent handwriting and pen experience
  • 👍 Simple and intuitive user interface
  • 🎨 Variety of pen styles and drawing tools
  • 💰 One-time purchase with no subscription

Room to Improve

  • 🐛 Writing/drawing input not registering properly
  • 🐛 Frequent page scrolling when attempting to write
  • 🔄 Slow or unreliable iCloud sync
Cheatsheet: Sticky Note Widget#3

Cheatsheet: Sticky Note Widget by Overdesigned, LLC

Quick Recall Memos + Watch App
Worth Considering
📊 Productivity
4.7😊(1.9K ratings)
FreeIn-App Purchases
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Quickly store and access important information like hotel room numbers or license plates via widgets, a custom keyboard, or your Apple Watch. This app simplifies recalling details without needing to unlock your phone.

What We Love

  • 👍 Easy to use
  • 🚀 Quick access to information
  • 💡 Useful for remembering important details
  • 🤖 Seamless Apple Watch integration

Room to Improve

  • 🐛 Sync issues
  • 🔒 Lack of password protection
  • 🔋 Apple Watch battery drain

More apps like Sleep Calculator

4
Awesome Habits: Habit Tracker
Awesome Habits: Habit Tracker
Awesome Habits: Habit Tracker
Streaks, days since & goals
Free

This app helps you build positive habits and break negative ones by focusing on small, consistent changes. Track daily, weekly, or monthly goals, monitor your progress with detailed statistics, and receive smart reminders to stay on track. It offers extensive customization and integration with Apple devices and services.

Build good habits, break bad onesDaily, weekly, and monthly goalsHabit ideas with on-device Apple Intelligence
📊 Productivity
(913)
free with in-app purchases
5
ManaBox MTG
ManaBox MTG
ManaBox MTG
Boost your deck building
Free

This app helps Magic: The Gathering players manage their card collections, build and test decks, and track card prices. It offers offline card searching, deck value analysis, and a trade tool. Easily organize your collection and share decks with friends.

Offline card search and filtersCard scanning with cameraUp-to-date card prices
📊 Productivity
(1.7K)
subscription
6
KDE Connect
KDE Connect
KDE Connect
Communication Between Devices
Free

Seamlessly integrate your devices with features like a shared clipboard, file sharing, and remote control. Use your phone as a virtual touchpad or keyboard, and even control presentations remotely. All communication is secured with end-to-end encryption.

Shared clipboardFile and URL sharingVirtual touchpad and keyboard
📊 Productivity
(261)
free
7
Focus Friend, by Hank Green
Focus Friend, by Hank Green
Focus Friend, by Hank Green
ADHD-friendly App Blocker
Free

This app uses a gamified approach to help users stay focused on tasks. Complete focus sessions to earn rewards, customize a virtual character, and decorate its room. It's designed for individuals who find it challenging to concentrate for extended periods.

Live Activity timer progressDeep Focus Mode to lock appsBreak timers for Pomodoro
📊 Productivity
(4.1K)
free with in-app purchases
8
Focus Hero: Goals & Habits
Focus Hero: Goals & Habits
Focus Hero: Goals & Habits
Gamified Pomodoro Timer
Free

This app combines a Pomodoro timer with an RPG to boost productivity and help users achieve their goals. Complete focus sessions to level up your hero, earn rewards, and explore a gamified world, all while conquering distraction and procrastination.

Gamified Pomodoro timerRPG progression with hero levelingLoot and rewards system
📊 Productivity
(3.2K)
free with in-app purchases
9
Habitica: Gamified Taskmanager
Habitica: Gamified Taskmanager
Habitica: Gamified Taskmanager
Stay motivated and organized
Free

This app gamifies your life by turning tasks and goals into a retro RPG. Build your avatar, complete daily habits, to-dos, and chores to earn rewards and level up. Team up with friends for accountability and battle challenges together.

Gamified task and goal managementAvatar customization and levelingDaily, weekly, and one-time task tracking
📊 Productivity
(2.3K)
free with in-app purchases
10
HelloHabit - Daily Planner
HelloHabit - Daily Planner
HelloHabit - Daily Planner
To Do List & Habit Tracker
Free

This app helps you build positive habits and achieve your goals through personalized tracking and journaling. Set custom habits, receive reminders, and monitor your progress with detailed statistics. It also offers a rich text journal to reflect on your journey and a calendar view for scheduling.

Custom habit creationHabit suggestionsGoal setting (daily, weekly, monthly, yearly)
📊 Productivity
(3.1K)
freemium