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Productivity · head to head

Bluemail vs Day One

Bluemail logo

Bluemail

Productivity

Free multi-account email client from Blix with unified inbox, smart filters and calendar

From
Free
Rated
-
Full reviewWebsite
Day One logo

Day One

Productivity

Journalling app for iOS, Android and Mac now sold as a subscription after years as a one-time purchase

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Bluemail its AI features are minimal next to Spark or Canary, so users specifically wanting AI drafting or summaries will find it thin.; Day One it moved from a one-time purchase to a subscription after the Automattic acquisition, so long-term cost is materially higher than the original pricing implied.
  • They diverge on capability: Bluemail covers Unified inbox, Day One covers Multiple journals.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Bluemail and Day One actually diverge.

Attributes where Bluemail and Day One differ
AttributeBluemailDay One
Pricing modelquoteFree tier plus subscription
PlatformsWindows, macOS, Linux, iOS, AndroidiOS, Android, macOS, Web

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Productivity).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Bluemail

  • Unified inbox
  • Smart filters
  • Colour-coded accounts
  • Integrated calendar
  • Snooze and reminders
  • Business tier

Only in Day One

  • Multiple journals
  • Rich entries
  • End-to-end encryption
  • On This Day
  • Cross-platform sync
  • PDF and Day One export

What people use each for

The jobs each tool is most often brought in to do.

Bluemail

  • Someone with five or more email accounts across providers who wants one free unified inboxnot Day One
  • A user who wants automatic mail sorting without configuring rules by handnot Day One
  • An IT team evaluating a lower-cost alternative to Outlook for a mixed-provider organisationnot Day One
  • A budget-conscious user who does not need AI drafting or PGP encryption, just consolidationnot Day One

Day One

  • Someone wanting a private daily journal with photos that syncs between phone and laptopnot Bluemail
  • A person keeping a travel journal that auto-attaches location and weather to each entrynot Bluemail
  • Someone who wants encrypted entries kept separate from an unencrypted general journalnot Bluemail
  • A user who wants automated daily writing prompts and On This Day nostalgia reviewnot Bluemail

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Bluemail

  • Its AI features are minimal next to Spark or Canary, so users specifically wanting AI drafting or summaries will find it thin.
  • The interface exposes a large number of settings and toggles, which makes initial setup slower than more opinionated clients.
  • Business pricing is not published, so an organisation has to go through a sales conversation to learn total cost.
  • Free-tier support is largely community forum and help articles rather than direct responsive support.
  • Some optional cloud features, such as certain sync and backup functions, have historically required a paid add-on despite the base app being free.

Day One

  • It moved from a one-time purchase to a subscription after the Automattic acquisition, so long-term cost is materially higher than the original pricing implied.
  • The free tier caps at one journal and 25 photo entries, which is restrictive enough that anyone journalling seriously for more than a few weeks needs to pay.
  • End-to-end encryption is opt-in per journal rather than on by default, so users have to actively choose it and understand which journals are protected.
  • Cancelling Premium after using multiple journals or heavy photo storage can leave content viewable but with sync and some features disabled, so people should export before cancelling.
  • As an Automattic product, its roadmap sits behind a company whose primary focus is WordPress and Tumblr, not journalling specifically.

Pricing, plan by plan

Bluemail

Free
  • Bluemail$undefined/month
    • Free for individual use, unlimited accounts
    • Business tier priced per seat, contact sales
    • Optional cloud sync add-ons

Day One

Free
  • FreeFree
    • One journal
    • Up to 25 photo entries
    • Basic sync
  • Day One Premium$3.99/month
    • Unlimited journals and photos
    • End-to-end encryption
    • On This Day and audio transcription
  • Day One Premium Annual$34.99/year
    • Same as monthly Premium at a lower effective rate

Which should you pick?

Choose Bluemail if

  • You need unified inbox.
  • You want to start without paying.
  • You work on Windows, macOS, Linux, iOS, Android.
  • You also want smart filters.
Bluemail review

Choose Day One if

  • You need multiple journals.
  • You want to start without paying.
  • You work on iOS, Android, macOS, Web.
  • You also want rich entries.
Day One review

Questions people ask

Is Bluemail or Day One better?
Neither clearly leads. Bluemail starts at Free and Day One at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Bluemail or Day One?
Bluemail starts at Free and Day One at Free.
Does Bluemail or Day One run on more platforms?
Bluemail runs on Windows, macOS, Linux, iOS, Android. Day One runs on iOS, Android, macOS, Web.
Can I use Bluemail for free?
Both have a free tier, so you can try either at no cost before committing.
What is Bluemail best used for?
Bluemail is most often used for someone with five or more email accounts across providers who wants one free unified inbox, a user who wants automatic mail sorting without configuring rules by hand, an it team evaluating a lower-cost alternative to outlook for a mixed-provider organisation, a budget-conscious user who does not need ai drafting or pgp encryption, just consolidation. Of those, someone with five or more email accounts across providers who wants one free unified inbox and a user who wants automatic mail sorting without configuring rules by hand are not what Day One is typically brought in for.
What can Bluemail do that Day One cannot?
Bluemail covers Unified inbox, Smart filters, Colour-coded accounts, Integrated calendar. Day One covers Multiple journals, Rich entries, End-to-end encryption, On This Day.

Answered from the vendors’ own pages

Bluemail: Is Bluemail really free?

Yes, for individual use with unlimited accounts; the paid tier is Blue Mail for Business, aimed at teams.

Day One: Is Day One still a one-time purchase?

No. Since the 2021 Automattic acquisition it is sold as Day One Premium, a subscription. Older lifetime purchasers were grandfathered but new users pay a subscription.

Bluemail: Does it support Gmail and Outlook together?

Yes, it unifies accounts from any of the major providers plus generic IMAP and SMTP in one inbox.

Day One: Is encryption on by default?

No, end-to-end encryption is an option users turn on per journal, not a default for all entries.

Bluemail: Does it have AI features like Spark or Canary?

Only basic smart filtering; it does not offer AI drafting or thread summarisation at the level of those competitors.

Day One: Can I export my entries if I cancel?

Yes, PDF and native Day One export formats are available regardless of subscription status, though some sync and premium features stop working.

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