Growth · alternatives · 2026
24 alternatives to Letterboxx
Your inbox isn’t a library. Letterboxx is.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1
Fly through your email. Now on Mac
2014 · theverge.com · its alternatives →
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Inbox Zero▲821Clean Up Your Inbox In Minutes Newsletter management, AI automation, and email analytics. Inbox Zero is the open-source email app that puts you back in control of your inbox.
2023 · getinboxzero.com · its alternatives →
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InboxZeroNews▲126A new way to read newsletters without clogging up your inbox
2023 · its alternatives →
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The newsletter for friends, families & teams
2024 · letterloop.co · its alternatives →
- 12
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Mailbrew Inbox▲274Bundle your newsletters in a single email digest 📩
2020 · mailbrew.com · its alternatives →
- 14
Letterloop▲337Create private, group newsletters with friends + family. ✍️
2020 · letterloop.co · its alternatives →
- 15
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Loop Email▲257Emailing for teams: Organize your Inbox into channels 💌
2018 · intheloop.io · its alternatives →
- 17
Receive unimportant emails and newsletters on your schedule
2020 · workspace.google.com · its alternatives →
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- 21
Boxy Suite▲177Beautiful Mac clients for Gmail and Google Calendar.
2018 · boxysuite.com · its alternatives →
- 22
Insumo▲130Smart newsletter with calendar and personalized habits
2021 · insumo.io · its alternatives →
- 23
Turn your email inbox into your reading list.
2017 · addons.mozilla.org · its alternatives →
- 24
Groupmail▲80Self-hosted newsletter app for Mac, Windows & Linux
2020 · groupmail.io · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →