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Firefox Multi-Account Containers

Hacker Approved

Ranked 2 of 70 browser extensions by recommenders

Recommended for keeping several accounts of one site logged in side by side, and for splitting browsing into isolated containers. Critics say setup is manual and the interface is barebones.

Recommended for keeping several accounts of one site logged in side by side, and for splitting browsing into isolated containers. Critics say setup is manual and the interface is barebones.

89 people gave an opinion

recommend it
76
criticize it
13
approval share
85%
Each figure is one person. RecommendsCriticizes

Recommended in 10 of 13 months

  1. November 2025: recommended
  2. December 2025: recommended
  3. January 2026: not recommended
  4. February 2026: recommended
  5. March 2026: recommended
  6. April 2026: recommended
  7. May 2026: not recommended
  8. June 2026: recommended
  9. July 2026: recommended
  10. August 2026: recommended
  11. September 2026: recommended
  12. October 2026: recommended
  13. November 2026: not recommended (month in progress)

Owned for 7.5 years

Median of the 3 owners who said how long they have had it.

Each square is one year.

Why it carries the badge

  • 76 people recommend itNeeds 10 or more, met.
  • 5.8 recommenders for every criticNeeds 2 to 1 or better, met.
  • Recommended in 10 of 13 monthsNeeds 4 or more, met.

The same three rules apply to every product, and the badge can’t be bought. How the badge works

What people say about it

The reasons people give, with the number of comments that give each one. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Multiple accounts logged in at once

    “Containers are also very useful indeed; I have to log into various different Google and Github accounts and can do this in a single browser window.”

    Comment from 17 Dec 2025 in “Is Mozilla trying hard to kill itself?”

    “the real killer feature of containers is that it becomes a breeze to use the same service with different accounts & identities”

    Comment from 22 Jul 2026 in “Firefox Containers Preview”

    “I do this a lot and I have dedicated containers for each customer so I can easily switch with out having to log out and in”

    Comment from 21 Jul 2026 in “Firefox Containers Preview”
  • Separate containers for banking, shopping, social

    “I have a container for finances, a container for shopping, a container for untrusted, etc... I can't imagine restarting Firefox every time I wanted to transition between those.”

    Comment from 25 Jul 2026 in “Firefox Containers Preview”

    “It is nice to keep banking in one container, Amazon in its own container, social media in its own, and so on.”

    Comment from 21 Jul 2026 in “Firefox Containers Preview”

    “Containers I like using for those hard privacy walls of pinned sites to avoid more "personalized" ads.”

    Comment from 22 Jul 2026 in “Firefox Containers Preview”
  • Per-tab proxy or VPN routing

    “It allows me to access different networks (that might only be reachable via jumphosts or similar) from the same browser.”

    Comment from 21 Jul 2026 in “Firefox Containers Preview”

    “With Multi-account containers I get to choose which tabs use the proxy :)”

    Comment from 26 Jul 2026 in “Firefox Containers Preview”

    “Really useful if you route all of your traffic through a VPN by default”

    Comment from 25 Jul 2026 in “Firefox Containers Preview”
  • Sites auto-open in assigned containers

    “I really like the "Always Open Site in Container" along with "Limit to Designated Sites" once it's set up”

    Comment from 6 Nov 2025 on Hacker News

    “Use Multi-Account Containers plugin, where you define which domain should be opened in which container.”

    Comment from 25 Jun 2026 in “A Practical Guide to SSH Tunnels: Local and Remote Port Forwarding”

What people warn about

Each mark is one comment

  • Manual setup and site assignment

    “Firefox multicontainers are pretty cool. But it's an advanced process that most people wouldn't do or do correctly.”

    Comment from 29 Mar 2026 in “ChatGPT Won't Let You Type Until Cloudflare Reads Your React State”

    “It’s so odd that there is no way to edit the list of sites manually.”

    Comment from 6 Nov 2025 on Hacker News

    “you have to add every Meta domain into that container manually”

    Comment from 4 Feb 2026 in “Firefox Getting New Controls to Turn Off AI Features”
  • Weaker isolation than separate profiles

    “My biggest struggle with containers is that I constantly accidentally shift out of them without noticing.”

    Comment from 6 Nov 2025 on Hacker News

    “Firefox's MAC seems like it's not quite as isolated as a separate profile”

    Comment from 25 Jul 2026 in “Firefox Containers Preview”

    “eventually they actually got in my way just as profiles do”

    Comment from 15 Nov 2025 in “I think nobody wants AI in Firefox, Mozilla”
  • Barebones, neglected, lacks features

    “they are barebones and there is so much more that could be added”

    Comment from 25 Jul 2026 in “Firefox Containers Preview”

    “the feature has been sort of "contained" for far too long and not been made flexible/usable enough.”

    Comment from 25 Jul 2026 in “Firefox Containers Preview”

    “The containers extension has been languishing for years now.”

    Comment from 25 Jul 2026 in “Firefox Containers Preview”

Other browser extensions people recommend

The four most recommended other browser extensions, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.

Firefox Multi-Account Containers compared with 4 alternatives
ProductRecommendCriticizeApprovalMonthsOwnedBadge
SponsorBlock137497%13—Approved
Firefox Multi-Account ContainersThis page761385%107.5 yrs3 ownersApproved
NoScript611185%1210 yrs4 ownersApproved
Claude in Chrome534256%9——
Unhook48591%11—Approved
See all 70 browser extensions, ranked

What people said

40 of the 94 comments that mention it, newest first. Each links to the original comment.

“With Multi-account containers I get to choose which tabs use the proxy :)”

RecommendsComment from 26 Jul 2026 in “Firefox Containers Preview”

“Firefox's MAC seems like it's not quite as isolated as a separate profile”

CriticizesComment from 25 Jul 2026 in “Firefox Containers Preview”

“This is great, previously I was just using every wireguard tunnel as a traditional interface”

RecommendsComment from 25 Jul 2026 in “Firefox Containers Preview”

“Really useful if you route all of your traffic through a VPN by default”

RecommendsComment from 25 Jul 2026 in “Firefox Containers Preview”

“The containers extension has been languishing for years now.”

CriticizesComment from 25 Jul 2026 in “Firefox Containers Preview”

“Within the Multi-Account Containers extension (Mozilla's extension) you can setup this, so I guess they will implement it also.”

RecommendsComment from 25 Jul 2026 in “Firefox Containers Preview”

“they are barebones and there is so much more that could be added”

MixedComment from 25 Jul 2026 in “Firefox Containers Preview”

“MAC is a great add-on and far head of any browser out there in this regard”

RecommendsComment from 25 Jul 2026 in “Firefox Containers Preview”

“the feature has been sort of "contained" for far too long and not been made flexible/usable enough.”

CriticizesComment from 25 Jul 2026 in “Firefox Containers Preview”

“I have a container for finances, a container for shopping, a container for untrusted, etc... I can't imagine restarting Firefox every time I wanted to transition between those.”

RecommendsComment from 25 Jul 2026 in “Firefox Containers Preview”

“In a few seconds, I had a doz temp containers to keep the sessions alive and isolated”

RecommendsComment from 24 Jul 2026 in “Firefox Containers Preview”

“The boundary is hard where I need it (the privacy protections) but soft for make workflows easier.”

RecommendsComment from 22 Jul 2026 in “Firefox Containers Preview”

“This has been one of my use cases for the Multi-Account Containers extension for some time now.”

RecommendsComment from 22 Jul 2026 in “Firefox Containers Preview”

“Containers I like using for those hard privacy walls of pinned sites to avoid more "personalized" ads.”

RecommendsComment from 22 Jul 2026 in “Firefox Containers Preview”

“the real killer feature of containers is that it becomes a breeze to use the same service with different accounts & identities”

MixedComment from 22 Jul 2026 in “Firefox Containers Preview”

“MAC + Temporary Containers extension is how web browsing should be handled by default imo”

RecommendsComment from 21 Jul 2026 in “Firefox Containers Preview”

“It is nice to keep banking in one container, Amazon in its own container, social media in its own, and so on.”

RecommendsComment from 21 Jul 2026 in “Firefox Containers Preview”

“I do this a lot and I have dedicated containers for each customer so I can easily switch with out having to log out and in”

RecommendsComment from 21 Jul 2026 in “Firefox Containers Preview”

“It allows me to access different networks (that might only be reachable via jumphosts or similar) from the same browser.”

RecommendsComment from 21 Jul 2026 in “Firefox Containers Preview”

“This is (or was, before I switched to Vivaldi) the killer feature of Firefox containers for me.”

RecommendsComment from 21 Jul 2026 in “Firefox Containers Preview”

“For me the big use case is having different Google accounts active in one window.”

RecommendsComment from 21 Jul 2026 in “Firefox Containers Preview”

“Use Multi-Account Containers plugin, where you define which domain should be opened in which container.”

RecommendsComment from 25 Jun 2026 in “A Practical Guide to SSH Tunnels: Local and Remote Port Forwarding”

“we can achieve security through extensions like noscript or ublock origin or firefox containers”

RecommendsComment from 22 Apr 2026 in “We found a stable Firefox identifier linking all your private Tor identities”

“it is more a workaround than a complete replacement”

CriticizesComment from 16 Apr 2026 in “Mozilla Thunderbolt”

“you can achieve the same results with Firefox containers without a specific extension like mine if you configure it manually”

RecommendsComment from 2 Apr 2026 in “LinkedIn Is Illegally Searching Your Computer”

“I love the containers too. My current use case is to keep my YouTube account separate from my Google one.”

RecommendsComment from 29 Mar 2026 in “ChatGPT Won't Let You Type Until Cloudflare Reads Your React State”

“Firefox multicontainers are pretty cool. But it's an advanced process that most people wouldn't do or do correctly.”

MixedComment from 29 Mar 2026 in “ChatGPT Won't Let You Type Until Cloudflare Reads Your React State”

“Privacy Badger and Firefox Multi-Account Containers, which I suppose is the three I really need.”

RecommendsComment from 11 Feb 2026 in “Chrome extensions spying on 37M users' browsing data”

“you have to add every Meta domain into that container manually”

CriticizesComment from 4 Feb 2026 in “Firefox Getting New Controls to Turn Off AI Features”

“one for email, one for banking, one for shopping, one for socials”

RecommendsComment from 3 Feb 2026 in “Firefox Getting New Controls to Turn Off AI Features”

“Containers are also very useful indeed; I have to log into various different Google and Github accounts and can do this in a single browser window.”

RecommendsComment from 17 Dec 2025 in “Is Mozilla trying hard to kill itself?”

“tab containers and Facebook containers are optional addons that are well integrated into the browser”

RecommendsComment from 16 Dec 2025 in “Mozilla appoints new CEO Anthony Enzor-Demeo”

“Firefox has a great feature for this: multi-account containers. The UI is trash, but it's usable.”

MixedComment from 1 Dec 2025 in “Stop Hacklore – An Open Letter”

“eventually they actually got in my way just as profiles do”

CriticizesComment from 15 Nov 2025 in “I think nobody wants AI in Firefox, Mozilla”

“It’s so odd that there is no way to edit the list of sites manually.”

CriticizesComment from 6 Nov 2025 on Hacker News

“My biggest struggle with containers is that I constantly accidentally shift out of them without noticing.”

CriticizesComment from 6 Nov 2025 on Hacker News

“I really like the "Always Open Site in Container" along with "Limit to Designated Sites" once it's set up”

RecommendsComment from 6 Nov 2025 on Hacker News

“Today is the day I no longer need to open a private browser to manage Entra.”

RecommendsComment from 6 Nov 2025 on Hacker News

“containers are magic, because I can be logged into eg 2-3 different microsoft accounts simultaneously in the same window”

RecommendsComment from 6 Nov 2025 on Hacker News

“I quite like the multi containers extension in Firefox for managing bazillion AWS accounts”

RecommendsComment from 6 Nov 2025 on Hacker News

Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.