Cleanfox – Mail & Spam Cleaner

by NielsenIQ

4.7 ★ 323K+ reviews
13M+ Installs
01/04/2017 Released
Cleanfox – Mail & Spam Cleaner icon
Cleanfox – Mail & Spam Cleaner icon
Productivity

Cleanfox – Mail & Spam Cleaner

by NielsenIQ

4.7 ★ 323K+ reviews
13M+ Installs
01/04/2017 Released
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Cleanfox – Mail & Spam Cleaner screenshot 1
Cleanfox – Mail & Spam Cleaner screenshot 2
Cleanfox – Mail & Spam Cleaner screenshot 3
Cleanfox – Mail & Spam Cleaner screenshot 4
Cleanfox – Mail & Spam Cleaner screenshot 5
Cleanfox – Mail & Spam Cleaner screenshot 6

Ratings Breakdown

4.7 ★★★★★ 323K+ ratings
5 ★ 80%
4 ★ 12%
3 ★ 4%
2 ★ 1%
1 ★ 2%

Data from Google Play at the time of writing.

What Cleanfox Does and Who It’s For

Cleanfox is an inbox-cleaning app that connects to Gmail, Outlook, Yahoo, iCloud, Exchange, and other IMAP accounts to help you find and mass-unsubscribe from newsletters, then bulk-delete old email. It’s aimed at anyone who has let their inbox pile up for months or years and doesn’t want to manually sort through thousands of messages. Users report scanning inboxes with hundreds of thousands of emails, so it’s built with hoarders in mind, not people who keep their inbox at zero.

How the Swipe-to-Clean System Works in Practice

The core mechanic is simple: swipe left to unsubscribe and delete, swipe right to keep. Multiple reviewers confirm this works as advertised and is genuinely satisfying to use, with one user clearing over 60,000 emails and another sorting through 341,162 messages without the app choking. For people drowning in old subscription emails, this swipe-based triage is the app’s biggest selling point, and it’s the reason a lot of users stick around after the first cleaning session.

Real Strengths Backed by User Experience

The most consistent praise is that Cleanfox actually does what it claims: it groups newsletters by sender, lets you clear huge backlogs in one sitting, and includes an undo button in case you delete something you shouldn’t have. Several reviewers specifically call out that there are no ads and no paywalled features, matching the store description’s free-with-no-limits claim. For a productivity app in a category full of freemium traps, users seem pleasantly surprised that everything is unlocked from the start.

Where It Falls Short and Frustrates Users

The complaints are specific and recurring. One frequently cited annoyance is the lack of a ‘select all’ option when reviewing a list of newsletters, which forces tedious one-by-one tapping for people with dozens of subscriptions. More serious are the sign-in problems: multiple users describe getting stuck in a login loop where Cleanfox rejects the app password Google generates, blocking access entirely before the app can even be used. Others report the scan process failing outright or hanging for hours, and at least one reviewer says a support ticket brought no real fix, just a request to wait. A couple of one-star reviews describe going from five-star excitement to frustration after the app stalled mid-process or didn’t follow through on marked actions after the scan.

Is Cleanfox Worth Installing

If your inbox has years of accumulated newsletters and spam and you’re comfortable connecting a Google or Outlook account to a third-party app, Cleanfox can save real time, and the swipe interface combined with a genuinely free model make it stand out from competitors. But go in expecting some friction: login issues are common enough that they show up repeatedly in top reviews, and the scanning process isn’t always reliable on the first try. It’s worth downloading for the payoff once it works, but don’t be surprised if you have to retry the sign-in or restart a scan before you get there. People with modest, well-maintained inboxes may find the setup hassle isn’t worth it, but for the overwhelmed and cluttered, it’s one of the more effective free options available.

Pros

  • ✓Genuinely free with no ads
  • ✓Simple swipe-to-unsubscribe interface
  • ✓Handles massive inboxes effectively
  • ✓Undo button recovers deleted emails
  • ✓Works across Gmail, Outlook, Yahoo, more

Cons

  • ✕No select-all for newsletter lists
  • ✕Login loops with Google passwords
  • ✕Scans sometimes fail or stall

What Real Users Say

Robyn T. ★ 4/5

“This is a very handy app, and I've tried a few others out there and I think Cleanfox does the best at keeping junk out of your inbox. However, I have one major complaint: when viewing the newsletters received as a list, it appears that you cannot do a "Select all". Chances are, it'd be alot easier to uncheck what…”

👍 683 found this helpful
Charity “Cherdy” ★ 5/5

“So far it seems to be doing a good job of maybe 65% or 70% I'm not one of those people who lives in their email box. I actually dread checking my email if I haven't gotten to it in a week cuz I know it's a pile up of at least 300 spams. I tried another app but it…”

👍 286 found this helpfulDeveloper responded
Elaine Scott ★ 5/5

“I was shocked at how easy it was to sort through my 341,162 Gmail emails. That number is not a typo, it also doesn't include the thousands of emails in the spam folder. Cleanfox literally sorted all the emails. My job was told Swype left to delete and unsubscribe, right to keep, up to delete but not unsubscribe and down…”

👍 263 found this helpfulDeveloper responded

Reviews sourced from Google Play, selected by helpfulness at the time of writing.

App Info & Permissions

Developer NielsenIQ
Content rating Everyone
Contains ads No
Installs 13M+
Released 01/04/2017
Price Free

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Frequently Asked Questions

1

What is Cleanfox - Mail & Spam Cleaner?

Cleanfox is a productivity app that connects to your email account to help you unsubscribe from unwanted newsletters and bulk-delete old messages. It works with Gmail, Outlook, Yahoo Mail, Hotmail, AOL, iCloud, Exchange, and IMAP accounts. The app uses a swipe-based system, similar to a dating app, to quickly sort subscriptions into keep or delete piles. It's designed for people with large, cluttered inboxes who want a faster way to clean up than manual deletion.

2

Is Cleanfox actually free to use?

Yes, based on the store listing and user reviews, Cleanfox is free with no ads and no premium tier locking away features. Multiple reviewers specifically noted the absence of ads and restrictions as a pleasant surprise. There don't appear to be hidden paywalls for core cleaning functions. That said, always double-check current app store terms since policies can change over time.

3

Does Cleanfox work reliably with Gmail accounts?

Many users report success cleaning very large Gmail inboxes, including one who sorted through over 341,000 emails. However, some reviewers have run into sign-in problems specifically tied to Google app passwords, getting stuck in a loop where Cleanfox rejects a valid password. If you hit this issue, checking your Google account's app password settings or contacting Cleanfox support may be necessary.

4

What happens if Cleanfox deletes something I wanted to keep?

The app includes an undo feature that lets you recover emails you accidentally swiped for deletion. This is highlighted in the store description and aligns with what reviewers describe as a helpful safety net during large cleaning sessions. Still, it's wise to review your swipes carefully before finalizing changes, especially when processing thousands of emails at once.

5

Is Cleanfox worth downloading despite the negative reviews?

If you have a severely cluttered inbox and don't mind occasional setup friction, Cleanfox is likely worth trying since it's free and many users report real time savings. However, be prepared for potential login loops or scan failures, which some reviewers say turned a five-star first impression into a one-star experience. Users with smaller, well-managed inboxes may not see enough benefit to justify the occasional technical hassle.