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Daybook vs Diarium

Price, platforms and features side by side. The table says where each price was read and when.

Daybook

Cloud-synced diary with guided journals and voice entry

Free plan · from $3.49/mo

Diarium

Private journal with a one-time Pro purchase and your own cloud sync

Free plan · from $14.99 one-time

Where they differ

  • Daybook starts at $3.49 per month, or $39.99 per year. Diarium starts at $14.99 one-time purchase per platform.
  • Only Daybook lists a web app.
  • Only Diarium lists Windows and macOS apps.
  • Diarium can be bought with a one-time purchase.
  • Daybook also covers dictation.
In commonFree planiOSAndroidDaily notesTemplatesMood tracking

At a glance

DaybookDiarium
PricingFree planFree plan
Starts at$3.49 per month, or $39.99 per year$14.99 one-time purchase per platform
Free planFree plan with unlimited entries, sync across devices and automatic cloud backup. Mood analytics, AI features, custom templates, themes and the full set of guided journals need Pro.Free to use on Android, iPhone, iPad and Mac, without Pro features such as Cloud Sync, unlimited attachments, Word export, widgets, custom fonts, weather and integrations. Windows is a paid app.
Free trialThe App Store listing mentions a free trial before the subscription is charged; its length is not stated.7-day trial of all Pro features on Android, iOS and macOS before buying.
Web
macOS
Windows
iOS
Android
Made byDaybook Labs IncTimo Partl
Price read fromdaybook.appapps.apple.com
CheckedOct 6, 2026Oct 5, 2026

Who each one suits

Daybook

  • People who want a free journal that syncs between phone and browser
  • Dictating entries by voice or through a voice assistant
  • Guided gratitude, mood and reflection journaling

Diarium

  • People who want to pay once instead of subscribing
  • Journaling across Windows, Android, iPhone, iPad and Mac
  • Keeping a journal on your own device and cloud storage with no account
  • Pulling calendar, fitness and social activity into daily entries

Worth knowing

Daybook

  • Vendor prices disagree: the website shows Pro at $3.49 a month or $39.99 a year, while the US App Store lists Premium at $4.49 a month, $29.99 a year or $94.99 once.
  • Mood analytics, AI features, custom templates, themes, higher-resolution photos and the full set of guided journals need the paid tier.
  • Entries are stored in Daybook's cloud and encrypted in transit; the site does not claim end-to-end encryption.
  • No Mac or Windows app is listed, so desktop use is through the web app. The App Store shows the iOS app's last update as November 2024.

Diarium

  • Pro is bought separately for each platform, and iOS and macOS count as separate purchases.
  • Cloud Sync, unlimited attachments, Word export, widgets and integrations require Pro.
  • There is no free version on Windows, where Diarium is a paid app listed at $19.99 in the Microsoft Store.
  • By default the journal is stored only on the device, so without Cloud Sync you need to make your own backups.

Key features

Daybook

Cloud sync across devices
Entries and photos back up automatically to Daybook's cloud and sync between phone, tablet and the web app. Unlimited entries and sync are part of the free plan.
Guided journals
Structured journals cover nightly reflection, mental health check-ins and gratitude. Access to every guided journal is one of the paid unlocks.
Mood and activity tracker
Log daily moods and activities alongside entries. Mood analytics and word analysis of what you wrote are listed under Pro.
Voice-to-text and voice assistants
Entries can be dictated with speech-to-text, and the store listings describe voice features through Alexa and Google Assistant. A Daybook GPT is listed in the ChatGPT store.
AI features
AI summarizes entries, offers insights and suggests improvements, and the iOS listing describes a Journal GPT that answers questions about your entries. AI features are part of Pro.
Calendar, tags and PDF export
A calendar view and tags help you find past entries, and entries export to PDF with customizable layouts for printing. A passcode lock keeps the journal private.

Diarium

Rich entries with attachments
Entries support rich text formatting, tags and locations, plus photos, videos, audio recordings, PDFs and other files. Several entries can be created per day.
Calendar, timeline and map views
Look back through a calendar, a scrolling timeline, a map of places visited, an attachments gallery and an On this day page with optional notifications.
Automatic feeds
Connected services add context to a day: camera roll photos, calendar events, weather, Strava and Apple Health data, Microsoft To Do tasks and Last.fm scrobbles. Some feeds require Pro.
Sync through your own cloud
Pro syncs the journal across platforms using your OneDrive, Google Drive, Dropbox, iCloud or WebDAV storage. The uploaded data is compressed and encrypted.
Import and export
Migrates journals from Day One, Diaro, Journey, Daylio, Diarly, Daybook, Evernote and Apple Journal, and exports to Word, plain text, HTML or JSON.
Lock without an account
No login or sign-up is required and the app carries no ads. The journal can be protected with a password, PIN or biometrics such as Face ID and Windows Hello.

Plans

Daybook

  • Free$0

    Daybook's basic features: unlimited entries, sync across multiple devices and automatic cloud backup.

  • Pro (monthly)$3.49

    per month

    Mood analytics and word analysis, AI features, guided journals, themes, custom templates, higher-resolution photos and the advanced printer.

  • Pro (yearly)$39.99

    per year

    The same Pro features billed once a year, as shown under the Yearly toggle on the vendor's website.

Diarium

  • Free$0

    The app on Android, iPhone, iPad and Mac without Cloud Sync, unlimited attachments, Word export, widgets, custom fonts, weather or integrations.

  • Pro version (Android, iOS or macOS)$14.99

    one-time purchase per platform

    Unlocks Cloud Sync, unlimited attachments, Word export, connected feeds, custom fonts, widgets and weather. iOS and macOS count as separate platforms.

  • Diarium for Windows$19.99

    one-time purchase (Microsoft Store)

    A paid app that already includes Pro. The same app is also sold as a direct download on Gumroad for $30.

Ways to pay less

Daybook

  • Annual discount

    Yearly billing costs slightly less than monthly

    The website lists Pro at $3.49 a month or $39.99 a year. Twelve monthly payments come to $41.88, so the yearly plan saves $1.89, about 4.5%.

  • Lifetime license

    One-time purchase of Daybook Premium

    The US App Store lists a Daybook Premium OneTime in-app purchase at $94.99 as an alternative to a subscription. The listing's description text gives the figure as $94.49.

Diarium

No public discounts listed.

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