Comparison

Firefox Fast & Private Browser vs WAS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Firefox Fast & Private Browser

A fast and private web browser that protects you by default. It blocks trackers, offers private browsing, and provides tools to help you focus on content and manage your logins securely.

Highlights
  • Enhanced Tracking Protection
  • Private browsing mode
  • Page summaries
  • Built-in password manager
  • Reader Mode
  • Sync across devices
Features
Currently charting
Read full description

The internet. As it should be. Firefox is a fast, private web browser designed to protect you by default. Privacy is built in from the start, so you can focus on what matters instead of worrying about who’s watching. Why people choose Firefox: • Enhanced Tracking Protection – Blocks trackers by default to help stop companies from following you across the web. • Private browsing mode – Browse without saving your history, searches, or cookies. • Page summaries – Get the key points from long pages and move on faster. • Built-in password manager – Generate strong passwords, save them securely, and autofill logins when you need them. • Flexible search options – Choose your default search engine or switch search engines right from the search bar. • Reader Mode – Remove ads and clutter from articles so you can focus on what you’re reading. • Sync across devices – Pick up where you left off with synced tabs, bookmarks, and passwords when you sign in to your Mozilla account. Private by default Firefox is designed with privacy built in from the moment you start browsing. Enhanced Tracking Protection automatically blocks common background trackers, including social media trackers, crypto miners, and fingerprinters. When you want extra privacy, private browsing mode doesn’t save your history, searches, or cookies. Focus on what matters The web can be distracting. Firefox is designed to help you stay focused without making you manage everything yourself. Reader Mode clears clutter from articles, and picture-in-picture keeps videos visible while you multitask—without pulling focus from what you’re doing. Browse your way Customize Firefox to fit how you browse. Personalize your home screen with wallpapers and layout options, and choose your preferred search engine instead of being pushed into a single ecosystem. You can move the search bar to the top or bottom of the screen for easier one-handed browsing. Sign in to your Mozilla account to sync tabs, bookmarks, passwords, and browsing history across devices, so switching feels seamless. Built for people, not profit Firefox was created in 2004 by Mozilla as a faster, more private, and more customizable alternative to other browsers. Today, Mozilla remains a nonprofit and continues working to make the internet — and the time you spend on it — better. Learn more about Mozilla: https://www.mozilla.org Terms of Use: https://www.mozilla.org/about/legal/terms/firefox/ Privacy Policy: https://www.mozilla.org/privacy/firefox Latest news: https://blog.mozilla.org

About

WAS

Easily switch between mobile and desktop website views with a single click. Test your own websites or browse any site as it would appear on different devices using custom user-agent strings. This browser simplifies cross-device testing without needing emulators.

Highlights
  • Switch between mobile and desktop views
  • Change user-agent strings
  • Built-in WebView browser
  • Add custom user agents
  • Quick compatibility testing settings
  • Content verification tools
Features
Read full description

The WAS browser allows you to switch between mobile and desktop views of a website with one click. Now you can browse any site or test your own by changing the user-agent string—which determines how the website is displayed. With the built-in WebView browser, you can see how your site will look on various smartphones, screens, and devices without needing to buy them or install additional emulators. WAS offers a wide range of built-in user agents, but if they aren't enough, you can easily add or create your own. Additionally, the application includes many built-in settings for quick compatibility testing and content verification. Download the app now and say goodbye to the hassle of testing websites on different devices!

Screenshots

Firefox Fast & Private Browser4 screens
WAS3 screens

Verdict

The call

The clearest difference is price: Firefox Fast & Private Browser at Free against WAS's $2.49. Firefox Fast & Private Browser also leads on ratings volume (217K vs 92) and chart position (#26 vs unranked). WAS's advantage is review sentiment (58% vs 45%). On rating, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Firefox Fast & Private Browser is free to download; WAS costs $2.49 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Firefox Fast & Private Browser against 4.6 for WAS. That said, the two scores are not equally well evidenced: Firefox Fast & Private Browser has 217K ratings behind it against 92, so its average is the more settled of the two. Written reviews are what separate them: 45% of Firefox Fast & Private Browser's written reviews are positive against 58% of WAS's.

UpkeepUpdate frequency

Firefox Fast & Private Browser ships an update weekly, WAS fortnightly. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

Scorecard6 real differences · 5 level
Firefox Fast & Private Browser versus WAS: the parameters behind the verdict, then further details
ParameterFirefox Fast & Private BrowserWAS
PriceFree — better$2.49
Rating4.6 (217K ratings)4.6 (92 ratings)
Positive reviews45.4% of reviews58.3% of reviews — better
Number of ratings217K — better92
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank#26 — better
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better16.0
Further details — not scored
Size363 MB10 MB
Age rating17+17+
DeveloperMozillaAndreii Simaranov

Customer experience

Firefox Fast & Private Browser

All ratings217,373 ratings
Positive91.8%
Neutral3.1%
Negative5.2%
Written reviews2,924 reviews
Positive45.4%
Neutral11.1%
Negative43.5%

WAS

All ratings92 ratings
Positive89.1%
Neutral3.3%
Negative7.6%
Written reviews12 reviews
Positive58.3%
Neutral8.3%
Negative33.3%

Bugs and requests

Firefox Fast & Private Browser

Reported bugs

4 issues
  • Images not loading properly
  • Incompatibility with certain websites and web apps
  • Keyboard issues and unexpected behavior when switching between apps
  • Sync issues and data loss when switching devices

Requested features

4 requests
  • Dark mode option
  • Improved bookmark management and organization
  • Built-in ad blocker or support for third-party ad blockers
  • Ability to rearrange tabs and customize the UI

WAS

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Firefox Fast & Private Browser

No in-app purchases

None

WAS

No in-app purchases

Questions

Is Firefox Fast & Private Browser free?
Firefox Fast & Private Browser is free to download, with no in-app purchases.
Is WAS free?
WAS costs $2.49, with no in-app purchases.
Which has better reviews, Firefox Fast & Private Browser or WAS?
Firefox Fast & Private Browser and WAS are both rated 4.6 out of 5 on the App Store, from 217K and 92 ratings respectively.
Do Firefox Fast & Private Browser or WAS have ads?
Neither Firefox Fast & Private Browser nor WAS shows ads.
Which is updated more often, Firefox Fast & Private Browser or WAS?
Firefox Fast & Private Browser ships an update weekly, and WAS fortnightly. Most recently, Firefox Fast & Private Browser was updated on September 24, 2026 and WAS on September 16, 2026.

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