Mailu alternatives · Email
Mailu alternatives with an iPhone and iPad app
The Mailu listing does not include an iPhone and iPad app. 56 of the 125 other email apps in this directory list an iPhone and iPad app.
Mailu is free to use. 38 of them are free or have a free plan.
56 tools · Listings checked up to Nov 13, 2026 · Where the facts come from
The 12 closest to Mailu
- Free trial · from $18/mo
Inbox Zero
Open source AI email assistant for Gmail and Outlook
- Inbox Zero starts at $18 per user / month, billed annually ($20 billed monthly). Mailu is free.
- Mailu has a free plan. Inbox Zero does not, though it has a free trial.
- Only Inbox Zero lists macOS, Windows, iOS and Android apps.
- Only Inbox Zero lists a browser extension.
- Paid
Zimbra
Self-hosted email, calendar and file sharing for organizations
- Mailu has a free plan. Zimbra does not.
- Only Zimbra lists Windows, macOS, Linux, iOS and Android apps.
- Zimbra also covers tasks and calendar.
- Mailu also covers dMARC.
- Free plan · from $3.99/mo
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. Mailu is free.
- Only Proton Mail lists macOS, Windows, Linux, iOS and Android apps.
- Proton Mail is end-to-end encrypted, according to its own site.
- Mailu is self-hostable, according to its own site.
- Free plan · from €3/mo
Tuta Mail
End-to-end encrypted email and calendar from Germany
- Tuta Mail starts at €3 per month, paid yearly (lowest paid personal plan). Mailu is free.
- Only Tuta Mail lists Windows, macOS, Linux, iOS and Android apps.
- Tuta Mail is end-to-end encrypted, according to its own site.
- Mailu is self-hostable, according to its own site.
- Free plan · from $36/yr
SimpleLogin
Open-source email aliases that forward to your own inbox
- SimpleLogin starts at $36 per year ($4 billed monthly). Mailu is free.
- Only SimpleLogin lists iOS and Android apps.
- Only SimpleLogin lists a browser extension.
- Mailu also covers email client and dMARC.
- Free plan · from $1/mo
addy.io
Email alias forwarding that hides your real address from sites
- addy.io starts at $1 per month, billed yearly (Lite). Mailu is free.
- Only addy.io lists iOS and Android apps.
- Only addy.io lists a browser extension.
- Mailu also covers email client and dMARC.
- Free plan · from $8/mo
CTemplar
Encrypted, anonymous email hosted in Iceland
- CTemplar starts at $8 per month. Mailu is free.
- Only CTemplar lists iOS and Android apps.
- CTemplar is end-to-end encrypted, according to its own site.
- Mailu is self-hostable, according to its own site.
- From $25/mo
Superhuman Mail
Keyboard-driven email client for Gmail and Outlook with built-in AI
- Superhuman Mail starts at $25 per member / month, billed annually ($30 billed monthly). Mailu is free.
- Mailu has a free plan. Superhuman Mail does not.
- Only Superhuman Mail lists macOS, Windows, iOS and Android apps.
- Only Superhuman Mail lists a browser extension.
- Free plan · from $8.25/mo
Spark Mail
Email client with a unified smart inbox, AI tools and team features
- Spark Mail starts at $8.25 per user / month, billed annually ($99 / year). Mailu is free.
- Only Spark Mail lists macOS, Windows, iOS and Android apps.
- Only Mailu lists a web app.
- Mailu is open source and self-hostable, according to its own site.
- Free plan · from $18/mo
Shortwave
AI email client for Gmail with an assistant, filters and split inbox
- Shortwave starts at $18 per seat / month (Pro, the individual plan). Mailu is free.
- Only Shortwave lists macOS, Windows, iOS and Android apps.
- Mailu is open source and self-hostable, according to its own site.
- Shortwave also covers chat assistant, AI search and templates.
- Free trial · from $14/mo
Missive
Team email client with shared inboxes, internal chat and rules
- Missive starts at $14 per user / month, billed yearly ($18 billed monthly). Mailu is free.
- Mailu has a free plan. Missive does not, though it has a free trial.
- Only Missive lists macOS, Windows, iOS and Android apps.
- Mailu is open source and self-hostable, according to its own site.
- Free trial · from $99/yr
HEY
Email service and calendar with sender screening, from 37signals
- HEY starts at $99 per year (HEY for You, annual billing only). Mailu is free.
- Mailu has a free plan. HEY does not, though it has a free trial.
- Only HEY lists macOS, Windows, Linux, iOS and Android apps.
- Mailu is open source and self-hostable, according to its own site.
44 more that list an iPhone and iPad app
- Gmail
- Microsoft Outlook
- Apple Mail
- Yahoo Mail
- Fastmail
- Zoho Mail
- Canary Mail
- Spike
- eM Client
- Airmail
- BlueMail
- Edison Mail
- Mailfence
- Newton Mail
- Polymail
- Extra
- Marco
- Mailo
- Hushmail
- Neo Mail
- Titan Email
- GMX Mail
- FlowCrypt
- AOL Mail
- Mail.com
- WEB.DE
- Aqua Mail
- Nine
- Twobird
- IceWarp
- AtomicMail
- Cloze
- Temp Mail
- SaneBox
- Front
- Help Scout
- Hiver
- Clean Email
- Unroll.Me
- Boomerang
- Mailbutler
- Drag
- Zoho TeamInbox
- Cleanfox
Common questions
Which Mailu alternatives have an iPhone and iPad app?
Inbox Zero, Zimbra, Proton Mail, Tuta Mail, SimpleLogin, addy.io, CTemplar, Superhuman Mail and 48 more list an iPhone and iPad app.
Does Mailu have an iPhone and iPad app?
The Mailu listing does not include an iPhone and iPad app. It lists Web.
Which of these email apps are free?
Proton Mail, Tuta Mail, SimpleLogin, addy.io, CTemplar, Spark Mail, Shortwave, Gmail and 30 more are free or have a free plan.
When was this checked?
Each listing shows its own date. On this page they run from Oct 4, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Mailu: the alternatives its listing names first, then the tools that share the most features with it.