TransLex vs PDF Document Translator
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
TransLex
Read full descriptionHide full description
Got a letter you can't read? TransLex translates it and explains what it actually means. Point your camera at a letter, or upload a PDF, and TransLex gives you the full translation plus a plain-language summary: what the document says, what you need to do, and any deadline you must not miss. TEXTBOOKS, PAPERS AND WHOLE BOOKS Upload a 200-page PDF and get it back in your language, formatted like the original. Studying? Ask for a summary, a plain-language explanation or a key-terms glossary. The free plan translates the first ten pages of any document; Premium translates all of it. WHAT MAKES IT DIFFERENT Most translation apps hand you the words and stop there. TransLex also tells you what to do with them. Choose the kind of document you are holding and the explanation is written for that situation: โข Government letters โ tax, immigration, licensing, benefits, city and utility notices โข School letters โ permission forms, fees, what your child needs โข Medical and lab results โ every term explained in everyday words โข Leases and landlord notices โ rent, deadlines, notice periods, deposits โข Insurance letters and claim decisions โ what is covered, what was decided, how to respond โข Contracts and agreements โ obligations, money, cancellation terms HOW IT WORKS 1. Take a photo of the document or upload a file (PDF, Word, Excel, CSV, images) 2. Choose your language and the type of document 3. Read the translation, the summary, and the list of what to do FEATURES โข Camera scan with text extraction โ no typing, no copy-paste โข Works with PDF, Word, Excel, CSV and photos โข Translate into and out of dozens of languages โข Your own glossary โ keep names and key terms translated the same way every time โข Side-by-side bilingual PDF export, so you can hand the document to someone else โข Custom instructions โ ask for a summary, simpler wording, or a specific tone โข Translation history, saved on your device FREE AND PREMIUM Every day you get free translations to use however you like. Need more in one sitting? Watch a short video to unlock another, or subscribe for unlimited translations, all document types and side-by-side PDF export. IMPORTANT TransLex is an AI translation tool for understanding documents. It is not a certified or sworn translation service, and it does not provide legal, medical, immigration or financial advice. For official submissions that require a certified translation, use an accredited translator. Always confirm anything important with the organisation that sent you the document. Questions or feedback: translexapps@gmail.com EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
PDF Document Translator
Read full descriptionHide full description
PDF Doc Translator translates your documents with AI while keeping the original layout intact. Figures, diagrams, formulas, and tables stay exactly where they are โ only the text is translated. No more broken PDFs where the images disappear and the tables collapse. WHAT YOU CAN TRANSLATE - PDF, Word, Excel, PowerPoint, EPUB, and plain text - Scanned documents and photos โ text is recognized and translated - Research papers, contracts, manuals, reports, forms LAYOUT THAT SURVIVES - Images, diagrams, and charts are preserved as-is, never regenerated or dropped - Formulas stay on one clean line - Tables keep their grid and every number - The translated file looks like the original, in your language TWO QUALITY LEVELS - Standard for everyday documents, Premium for complex or technical material FAIR, SIMPLE PRICING - Buy credits, use what you need โ no subscription - Preview the first pages free before you spend a credit - Blank pages are never charged PRIVATE BY DESIGN - No sign-up. You are signed in anonymously - Your documents are deleted automatically within 48 hours, or instantly by you - We never sell your documents or their contents Flip between the original and the translation with a single tap, and share or save the result.
Screenshots
Verdict
The clearest difference is ads: PDF Document Translator at none against TransLex's shown. On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. TransLex sells 2 in-app purchases, starting at $0.99 per month and PDF Document Translator sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
TransLex ships an update every 2 weeks, PDF Document Translator every 8 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | TransLex | PDF Document Translator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Every 8 days โ better |
| Ads | Yes | No โ better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 16.4 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 56 MB | 120 MB |
| Age rating | 4+ | 4+ |
| Developer | Tal Nir | Gun woo Kim |
In-app purchases
TransLex
- Premium Monthly Plan3 Days trial$0.991 Month
- Premium Annual Plan$9.991 Year
PDF Document Translator
- 50 Credits$2.99
- 200 Credits$7.99
- 1000 Credits$24.99
Questions
Is TransLex free?
Is PDF Document Translator free?
Do TransLex or PDF Document Translator have ads?
Which is updated more often, TransLex or PDF Document Translator?
Other comparisons















