Skip to content
ToolGPA

Alternatives · Email

addy.io alternatives

As of Nov 13, 2026, the best addy.io alternative for most people is Proton Mail (3.0 GPA), third in our ranking of email apps. It's also the best free one.

addy.io compared with 4 alternatives: SimpleLogin, Firefox Relay, ImprovMX and Proton Mail.

addy.io has a free plan. Paid plans start at $1 per month, billed yearly (Lite). All 4 alternatives are free or have a free plan.

Listings checked up to Nov 12, 2026 · Where the facts come from

Black Friday: is there a addy.io sale?

At a glance

ToolPriceFree planRuns on
addy.ioThis toolFree plan · from $1/moYesWeb, iOS, Android, Browser extension
SimpleLoginFree plan · from $36/yrYesWeb, iOS, Android, Browser extension
Firefox RelayFree planYesWeb, Browser extension
ImprovMXFree plan · from $50/yrYesWeb
Proton MailFree plan · from $3.99/moYesWeb, macOS, Windows, Linux, iOS, Android

Price against what you get

addy.io starts at $1 a month and scores 2.3 out of 4 on features, ease of use and platforms. None of the 3 alternatives on this chart both scores higher and starts lower.

Proton Mail scores higher without starting lower.

Features, ease of use and platforms, averaged

D1.0C2.0B3.0A4.0Free$0.5$1$2$5$10$20$50More for lessCosts more, scores moreCosts less, scores lessCosts more, scores lessaddy.ioSimpleLoginImprovMXProton Mail

What paid plans start at, a month (each step along is roughly double) →

  • The best score at each price
  • Has a free plan
  • No free plan
The full chart of email apps, and the best at every price

How each one differs from addy.io

  1. SimpleLogin

    Open-source email aliases that forward to your own inbox

    • SimpleLogin starts at $36 per year ($4 billed monthly).

    Suits: People who want per-site addresses and a Proton-run service

    SimpleLogin vs addy.ioSimpleLogin pricing and details

  2. Firefox Relay

    Email and phone masks that forward to your real inbox

    • Firefox Relay lists no iOS and Android apps, which addy.io has.
    • Firefox Relay also covers inbox filtering and ad and tracker blocking.

    Suits: People who want a few throwaway addresses for newsletters and sign-ups

    Firefox Relay vs addy.ioFirefox Relay pricing and details

  3. ImprovMX

    Email forwarding and sending for custom domains

    • ImprovMX starts at $50 per year (Light, up to 5 domains).
    • ImprovMX lists no iOS and Android apps and browser extension, which addy.io has.
    • ImprovMX also covers inbox filtering and transactional email.

    Suits: Side projects and small sites that need addresses on a custom domain without hosting a mailbox

    ImprovMX vs addy.ioImprovMX pricing and details

  4. Proton Mail

    End-to-end encrypted email service based in Switzerland

    • Proton Mail starts at $3.99 per month, billed every 12 months ($47.88); $4.99 billed monthly.
    • Proton Mail also lists macOS, Windows and Linux apps.
    • Proton Mail lists no browser extension, which addy.io has.
    • Proton Mail is end-to-end encrypted, according to its own site.
    • Proton Mail also covers calendar and email client.

    Suits: People who want an email provider that cannot read their messages

    Proton Mail vs addy.ioProton Mail pricing and details

Limits worth knowing in addy.io

  • It forwards to an inbox you already have; it is not a mailbox and does not store your mail.
  • The free plan allows 10MB of bandwidth a month, and replying or sending from an alias needs a paid plan.
  • Duo and Family are not sold through the App Store or Play Store, according to the FAQ.
addy.io pricing and details

Common questions

What are the alternatives to addy.io?

The alternatives to addy.io in this directory are SimpleLogin, Firefox Relay, ImprovMX and Proton Mail. Each one has a side-by-side comparison with addy.io.

Is there a free alternative to addy.io?

Yes. SimpleLogin, Firefox Relay, ImprovMX and Proton Mail have a free plan alongside paid ones.

Which addy.io alternatives work on Windows?

The addy.io listing does not include a Windows app. Proton Mail lists one.

Which addy.io alternatives work on macOS?

The addy.io listing does not include a macOS app. Proton Mail lists one.

When were these prices checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Nov 12, 2026. Vendors change prices without notice, so confirm on their site before you buy.

Keep reading

  • +3
    Alternatives

    The best Superhuman Mail alternatives in 2026

    Seven email tools that can replace Superhuman Mail, including two with free plans, lower-priced clients and options for accounts beyond Gmail and Outlook. Each pick says who it suits and where it stops.

    7 tools · Updated October 2026

  • +5
    Best of

    The best email apps in 2026

    Nine email tools compared: clients for Gmail and Outlook, two email services of their own, a filter for the app you already use and two team inboxes. Each pick says who it suits and what it costs.

    9 tools · Updated October 2026