Comparison

Babel Browser vs PDFSeek

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

Head to head
About

Babel Browser

Experience seamless bilingual reading and video subtitle translation with this browser's integrated AI-powered tool. It offers one-click translations for web pages, PDFs, and input boxes, making foreign language content accessible and understandable.

Highlights
  • One-click bilingual web page translation
  • AI-powered bilingual video subtitles
  • Real-time PDF and document translation
  • Multilingual input box translation
  • Mouse hover paragraph translation
  • Optimized for mainstream websites
  • Support for 10+ translation services
Features
Read full description

The Babel Browser comes built-in with "Immersive Translate" eliminating the need for additional extensions to enjoy the convenience of one-click bilingual reading, bilingual video subtitles, PDF translations, and more. "Immersive Translate" is a free, useful, highly acclaimed, AI-driven bilingual web page translation extension designed to effectively bridge the information gap. Key Features: Immersive Reading of Foreign Websites: By intelligently identifying and translating the main content area of web pages into a bilingual comparison, Immersive Translate offers a novel reading experience in foreign languages, hence the name "Immersive Translate." Immersive Video Browsing: Powered by AI, it supports bilingual subtitle translation for dozens of mainstream video sites including YouTube, Netflix, Coursera, and more. Powerful Input Box Translation: Transforms any webpage's input box into a multilingual translator, instantly unlocking a bilingual real-time conversation experience with tools like Google Search. Efficient Document Translation: One-click export of bilingual eBooks, along with real-time bilingual translation support for PDFs, subtitles, TXT files, and more. Innovative Mouse Hover Translation: Simply hover the mouse over any paragraph on any webpage, and the translation will immediately appear below the paragraph. Paragraphs are considered the smallest unit in the design philosophy of Immersive Translate, preserving their context so we can truly understand and learn foreign languages. Deep Customization and Optimization for Mainstream Websites: Optimized for Google, Twitter, Reddit, YouTube, Bloomberg, The Wall Street Journal, and other mainstream sites, ensuring smoother and more efficient searching, socializing, and information gathering. Full Platform Support: Besides all major desktop browsers, mobile devices also offer the same immersive translation experience, making bilingual browsing of social media like Twitter and Reddit easy. Support for 10+ Translation Services: Within Immersive Translate, you can choose from over 10 translation services such as Deepl, Microsoft Translate, Google Translate, Tencent Translate, and more, with the list continuously expanding. "Immersive Translate" is free to use, hoping everyone can effortlessly, pleasantly, and elegantly access the wealth of foreign language information on the internet without language barriers.

About

PDFSeek

Features
Read full description

Help college students, researchers and industry experts; interpret documents (PDF) more efficiently and get instant answers to questions.

Screenshots

Babel Browser4 screens
PDFSeek4 screens

Verdict

The call

The clearest difference is update cadence: PDFSeek at every 10 days against Babel Browser's every 4 weeks. PDFSeek also leads on iOS requirement (13.0 vs 15.0). On price, 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

Both are free to download. Babel Browser sells 2 in-app purchases, starting at $9.99 per month and PDFSeek sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Babel Browser ships an update every 4 weeks, PDFSeek every 10 days. The most recent releases landed on September 19, 2026 and September 13, 2026 respectively.

Scorecard2 real differences · 8 level
Babel Browser versus PDFSeek: the parameters behind the verdict, then further details
ParameterBabel BrowserPDFSeek
PriceFreeFree
Rating3.9 (9 ratings) — better—
Positive reviews40.7% of reviews—
Number of ratings9 — better—
Update frequencyEvery 4 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size233 MB65 MB
Age rating17+17+
DeveloperFunstory.ai limited国伟 黄

In-app purchases

2 purchases

Babel Browser

Subscriptions2
  • Monthly Pro3 Days trial$9.991 Month
  • Annual Pro3 Days trial$79.991 Year
12 purchases

PDFSeek

One-time12
  • Monthly Membership$4.00
  • Annual Membership$42.00
  • PDF translation$69.99
Show 9 more
  • PDF translation$75.99
  • PDF translation$83.99
  • PDF translation$87.99
  • PDF translation$89.99
  • PDF translation$91.99
  • PDF translation$93.99
  • PDF translation$95.99
  • PDF translation$97.99
  • PDF translation$99.99

Questions

Is Babel Browser free?
Babel Browser is free to download, with in-app purchases available.
Is PDFSeek free?
PDFSeek is free to download, with in-app purchases available.
Do Babel Browser or PDFSeek have ads?
Neither Babel Browser nor PDFSeek shows ads.
Which is updated more often, Babel Browser or PDFSeek?
Babel Browser ships an update every 4 weeks, and PDFSeek every 10 days. Most recently, Babel Browser was updated on September 19, 2026 and PDFSeek on September 13, 2026.

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