Comparison

PDF Translate Pro vs Babel Reader

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

Head to head
About

PDF Translate Pro

Instantly translate any document, from contracts to ebooks, across over 100 languages. Supports various file formats and offers a PDF to Voice feature for hands-free listening. Seamlessly sync translations across devices and access your history anytime.

Highlights
  • Translate 100+ languages with auto-detection
  • Unlimited page translation
  • Supports PDF, Word, Excel, PowerPoint
  • Translation history and cloud sync
  • Convert translated documents to audio
  • Merge and split files
Features
Read full description

Translate Any Document. Any Language. Anywhere. Break language barriers instantly with PDF Translate Pro — the most flexible document translator for mobile and web. Whether it's a contract, ebook, manual, or any file you need understood, translate it in seconds with support for 100+ languages. Translate Your Way Upload PDFs, Word docs, Excel spreadsheets, PowerPoint presentations, or even turn any web page into a translatable document. Our smart auto-detection identifies the source language automatically — just pick where you want it translated and go. No Limits, No Compromises Translate documents of any length with no page restrictions. Merge multiple files into one translation job. Preview your content at every step so nothing gets lost in translation. One Account. Every Device. Start a translation on your phone and access it on your desktop. Your Translation History keeps every file organized and ready whenever you need it — then share to any device or platform with one tap. Listen On The Go Need to absorb content hands-free? Convert any translated document to audio with our PDF to Voice feature, with over 500 natural-sounding voices to choose from. Features: 100+ Languages with Auto-Detection Unlimited Page Translation PDF, Word, Excel, PowerPoint Support Translation History & Cloud Sync Quick Preview at Every Step Easy Cross-Device Sharing PDF to Voice (500+ Voices) Document Scanner Merge & Split Files Web Page to PDF Converter Document Protection QR Code Support Privacy Policy: https://aldoo.co.uk/privacy Terms of Use: https://www.aldoo.co.uk/terms-of-use/

About

Babel Reader

Read foreign language PDFs with on-the-fly page translation. This tool supports text-based PDFs and allows seamless comprehension of documents in different languages while you read.

Highlights
  • Translate current page while reading
  • Supports text-based PDFs
  • Foreign language document comprehension
  • Seamless reading experience
Features
Read full description

Babel Reader is a tool for reading foreign language PDFs, which can translate the current page at any time while reading. Currently, it only supports PDFs in text format, not scanned PDFs in image format.

Screenshots

PDF Translate Pro4 screens
Babel Reader2 screens

Verdict

The call

The clearest difference is review sentiment: Babel Reader at 50% against PDF Translate Pro's 0%. Babel Reader also leads on in-app purchases (none vs 16) and rating (4.5 vs 4.1). PDF Translate Pro's advantage is ads (none vs shown) and ratings volume (281 vs 23). On price, device support and iOS requirement 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. PDF Translate Pro sells 16 in-app purchases, starting at $2.99 per 7 days. Babel Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Babel Reader holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: PDF Translate Pro has 281 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 0% of PDF Translate Pro's written reviews are positive against 50% of Babel Reader's.

UpkeepUpdate frequency

PDF Translate Pro ships an update every 8 days, Babel Reader every 4 days. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

Scorecard7 real differences · 3 level
PDF Translate Pro versus Babel Reader: the parameters behind the verdict, then further details
ParameterPDF Translate ProBabel Reader
PriceFreeFree
Rating4.1 (281 ratings)4.5 (23 ratings) — better
Positive reviews0.0% of reviews50.0% of reviews — better
Number of ratings281 — better23
Update frequencyEvery 8 daysEvery 4 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size152 MB16 MB
Age rating4+4+
DeveloperAldoo LtdSeedvector LLC

Customer experience

PDF Translate Pro

All ratings281 ratings
Positive76.5%
Neutral2.8%
Negative20.6%
Written reviews31 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Babel Reader

All ratings21 ratings
Positive85.7%
Neutral9.5%
Negative4.8%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

Bugs and requests

PDF Translate Pro

Reported bugs

8 issues
  • App crashes during processing
  • App hangs during translation
  • Translated text overlaps existing text
  • Translated documents are empty or gibberish
  • App keeps asking to renew subscription
Show 3 more
  • App crashes and removes credits without output
  • App charged for pages not produced
  • Servers inaccessible for credit use

Requested features

3 requests
  • Ability to redo translations
  • Clearer subscription terms
  • Customer support feature

Babel Reader

Not enough reviews yet to summarise bugs or requests.

In-app purchases

16 purchases

PDF Translate Pro

Subscriptions10
  • Weekly Premium$2.997 Days
  • Weekly Premium$4.997 Days
  • Monthly Premium$4.991 Month
Show 7 more
  • PDF Translator Pro Weekly$6.997 Days
  • Monthly Access Plan$6.991 Month
  • Monthly Premium$9.991 Month
  • Weekly Unlimited Access$9.997 Days
  • PDT Translator Pro Weekly Plan$12.997 Days
  • PDT Translator Pro Weekly Plan$19.997 Days
  • Annual Premium$69.991 Year
One-time6
  • 3 credits$0.99
  • 10 credits$2.99
  • 20 credits$3.99
Show 3 more
  • 50 credits$9.99
  • 100 credits$19.99
  • 200 credits$39.99
None

Babel Reader

No in-app purchases

Questions

Is PDF Translate Pro free?
PDF Translate Pro is free to download, with in-app purchases available.
Is Babel Reader free?
Babel Reader is free to download, with no in-app purchases.
Which has better reviews, PDF Translate Pro or Babel Reader?
Babel Reader is rated higher. PDF Translate Pro averages 4.1 out of 5 from 281 ratings, while Babel Reader averages 4.5 from 23 ratings.
Do PDF Translate Pro or Babel Reader have ads?
Babel Reader shows ads; PDF Translate Pro does not.
Which is updated more often, PDF Translate Pro or Babel Reader?
PDF Translate Pro ships an update every 8 days, and Babel Reader every 4 days. Most recently, PDF Translate Pro was updated on October 19, 2026 and Babel Reader on October 7, 2026.

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