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No. 70of 143 ·Email clients

Opterius Mail

Web

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Freedom report

One barScore 6.1

  • Free tierA free tier is on its own pricing page
  • Runs widely1 of 6 device platforms
  • DocumentedThinly documented

Opterius Mail is ranked #70 of 143 in email clients on Freedom251, made by Opterius Mail (Romania). It runs on Web. There is a free plan.

Opterius Mail plans and pricing

All plans
Free Free Free forever · Open-source AGPL-3.0 software · Webmail and administration features included opterius.com · 19 Sept 2026

Compared on email clients

Free plan
Yes
App coverage
web

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