The Best Online Journal: 5 Killer Apps for Journaling

Looking for the best online journal? We've got you covered. We go through 5 killer apps that make journaling easier than ever. Click here to find out more.

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If you want to organize your thoughts, build better habits, and stay productive, an online journal might be just what you need. Whether you’re reflecting on your day, planning your week, or setting long-term goals, the right tool can help you stay consistent, boost mental clarity, track progress, and flat out get more done. 


Here are five journal apps that go way beyond writing, helping you take control of your time, thoughts, and goals. 

Quick Comparison Of the Best Online Journals

App NameFeaturesBest For

NotePlan

Linked daily notes + tasks

Productivity + Journaling

Journey

Coach-led prompts

Guided Reflection

Day One

End-to-end encryption

Clean UI + Privacy

Diaro

Easy tagging + search

Simplicity

Reflect

Networked notes + journaling

Mindful Note-Taking

NotePlan - Best Online Journal for Productivity + Journaling

A screenshot of the NotePlan app - it is an image for the article "The Best Online Journal: 5 Killer Apps for Journaling"

NotePlan is a powerhouse for people who want their journal to double as a productivity system. It combines daily notes, calendar views, and task management in one sleek interface. Each note links automatically to the day it’s created, so you can track your work, progress, and reflections in context.

Markdown support makes it fast and clean to write, while task and project linking lets you turn ideas into action without leaving the app. 

Perfect for those who think better on paper but live in a digital world. If you like blending journaling, bullet journaling, note-taking, and to-do lists, this app was made for you. 


Key Features:

  • Linked daily notes with calendar integration
  • Project and task management
  • Bi-directional linking and tags
  • Markdown writing interface
  • Lightweight but powerful


Pricing: Free trial, then $8.33/month ($99 billed annually)

What Users on Reddit Say About NotePlan

NotePlan on iPad Overview on YouTube

Journey - Best Online Journal for Guided Reflection

A screenshot of the Journey app - it is an image for the article "The Best Online Journal: 5 Killer Apps for Journaling"

Journey is all about helping you build a habit and stick to it. If you’ve ever started at a blank journal and didn’t know what to write, Journey has your back. It offers guided paths and structured “coaching paths” to help you reflect with intention - whether that’s gratitude, emotional wellness, or setting goals. 

The app also tracks your mood and entries over time, creating a big-picture view of your mental wellness journey. 

It’s a great balance between journaling and self-care, offering enough structure to be useful, but still leaving space for free-form thought. 

Key Features:

  • Guided writing prompts + coaching journeys
  • Add photos, videos, and audio to entries
  • Journal from any device with cloud sync
  • Private and secure with passcode lock
  • Mood tracker and calendar timeline

Pricing: $4.17/month (billed annually)

Day One – Best Online Journal for Clean UI + Privacy

A screenshot of the Day One app - it is an image for the article "The Best Online Journal: 5 Killer Apps for Journaling"

The Day One journal is one of the most well-known journal apps - and for good reason. It’s simple, beautiful, and deeply secure. You can log text, images, audio, and even location data. But what really stands out is its end-to-end encryption, meaning your entries are locked down tight. 

It also supports multiple journals, rich media embedding, and syncing across your Apple and Android devices. 

Whether you are writing once a week or every other day, Day One makes journaling feel like a calming ritual - not just another task. 


Key Features:

  • End-to-end encryption for complete privacy
  • Photo, video, and audio entry support
  • Daily writing prompts and reminders
  • Clean, distraction-free interface
  • Multiple journals and templates


Pricing: Free basic plan, premium at $2.92/month (billed annually)

Diaro – Best Online Journal for Simplicity

A screenshot of the Diaro app - it is an image for the article "The Best Online Journal: 5 Killer Apps for Journaling"

Diaro is a lightweight journaling app that keeps things simple. You won’t find complex workflows here - just a fast, intuitive interface where you can tag, search, and organize entries with ease. Whether you’re jotting down a memory, venting your thoughts, or keeping track of your days, Diaro’s strength lies in its speed and simplicity. 

If you’re new to journaling or just want something straightforward, Diaro removes the noise and gives you exactly what you need: a private, organized space to write. 

Key Features:

  • Tag and folder-based organization
  • Sync with Dropbox for backup
  • Searchable entries with filters
  • Export entries to PDF or TXT
  • Passcode protection

Pricing: Free basic plan, lifetime access to PRO at $39.99

Reflect – Best Online Journal for Mindful Note-Taking

A screenshot of the Reflect app - it is an image for the article "The Best Online Journal: 5 Killer Apps for Journaling"

Reflect blends journaling with networked note-taking, making it perfect for people who want their writing to evolve into a connected knowledge base. You can link ideas together, tag your thoughts, and even integrate tasks - all in a clean, minimalist environment. 

It encourages reflection over productivity, nudging you to slow down and be intentional with your writing. 

With support for daily notes, linked ideas, and AI-powered insights, Reflect isn’t just a journaling tool - it’s a way to think more clearly and connect your thoughts over time. 

Key Features:

  • Clean, minimalist writing space
  • Bi-directional linking and tags
  • Calendar and task integration
  • AI summaries and insights
  • Daily journaling prompts

Pricing: $10/month (billed annually)

Final Thoughts 

You don’t need to stick to pen and paper to build a meaningful journaling habit. These five apps make it easier to reflect, plan, and organize your life - all from your phone or laptop.

Whether you want deep self-reflection or just a simple place to store your thoughts, there’s an online journal here that’ll help make journaling stick.

Frequently Asked Questions (FAQs)

What is the Best Online Journal?

The best online journal is going to be whatever suits your needs best. For an all-in-one solution, NotePlan is a great choice. 

Which Type of Journal is Best for Beginners?

The type of journal which is best for beginners is a notes journal, where you simply write whatever you want, whenever you want. This takes away the added pressure and lets you get into journaling naturally. 

Where Can I Write My Feelings Anonymously?

You can write your feelings anonymously in an online journal or a digital notebook. If you prefer a physical journal, this can be a great option too.

Can one app really replace your entire productivity stack?

NotePlan did. Try NotePlan free for 7 days to learn how