Comparison

Doco Translate vs Lexa Reader

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

Head to head
About

Doco Translate

Features
Read full description

Doco Translate is a powerful PDF translator and AI document reading tool designed to help you understand multilingual documents while preserving layout and ensuring privacy. It supports international journals, academic papers, business reports, compliance documents, and scanned PDFs. It also enables bilingual document creation and offers multiple view modes to improve readability. • Translation Services Integration (Cloud & Local) Doco Translate includes built-in translation services and supports external AI services. You can use API-based AI translation providers or run local models through Ollama and LM Studio, giving you flexible choices between cloud and local processing. • Fast and Accurate Translation Translate documents in seconds with support for 100+ languages. • Layout Preservation Intelligent document structure recognition preserves original formatting, including tables, images, multi-column layouts, and mathematical formulas. • Privacy-First Processing All files are processed and parsed locally on your device and are never uploaded. When connected with local AI models, Doco Translate enables fully offline, end-to-end private document translation. • Layout / Reflow Views Use Layout View to preserve the document’s original formatting, or switch to Reflow View for a clean, continuous reading experience. • Interactive Editing Allows direct editing of translated content within the document for precise control over output quality. • OCR for Scanned Documents Advanced OCR and layout analysis enable accurate translation of scanned PDFs. • Export and Share Export documents in multiple formats including PDF, Picture, Markdown, and plain text for flexible sharing and reuse. PRICING Doco Translate Pro requires a subscription. Choose between monthly and yearly subscriptions. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.docotranslate.com/privacy

About

Lexa Reader

Features
Read full description

Lexa Reader — Read beyond your first language. Open PDFs, Word documents, or images and read with the original close at hand. Move from translation to editing, bilingual notes, and Word export in one reading workflow. SUPPORTED TRANSLATION LANGUAGES Choose from Chinese, English, Arabic, Japanese, Korean, Thai, French, Spanish, German, Russian, Indonesian, and more. READ WITH THE ORIGINAL • Import PDFs, Word documents, and images. • Recognize and translate text from scanned pages. • Read side by side or switch between source and translation, depending on your device and document. • Choose Smart, Advanced, or Visual translation modes. • Use cross-page context for continuity, with the next translation prepared after the current page. REFINE AS YOU READ • Edit translated text and footnotes directly in the reader. • Save your changes or restore the original translation. • Pair source and translation excerpts in bilingual study notes. • Add your own comments for later reference. KEEP YOUR READING ORGANIZED • Add documents to your device’s bookshelf and continue reading. • Build a personal glossary to help maintain consistent terminology. • Listen to source text or translations with read-aloud tools. EXPORT TO WORD Export source text, translations, or bilingual content, including saved translation edits. Supported headings, paragraphs, and footnotes can be carried into the export. Continue refining the layout in Word or another compatible editor. INTERFACE AND USAGE The interface is available in English and Simplified Chinese. New users confirm their translation language on first launch and can change it later. Translation and OCR require an internet connection and send relevant page text or images for processing. Automatically preparing upcoming translations may use the allowance for the selected tier. Translation and recognition results may contain errors. Check important passages against the original. SUBSCRIPTIONS Three monthly subscription plans provide different usage allowances. Plan names, prices, and allowances are displayed in the app before purchase. Payment is charged to your Apple Account. Subscriptions renew automatically unless cancelled at least 24 hours before the current subscription period ends. Manage or cancel your subscription in your Apple Account settings. Cancelling renewal does not end access during the current paid period. Privacy Policy: https://aybeidanci.com/privacy.html Terms of Use: https://aybeidanci.com/terms.html

Screenshots

Doco Translate4 screens
Lexa Reader4 screens

Verdict

The call

The clearest difference is update cadence: Doco Translate at every 5 days against Lexa Reader's every 4 months. Lexa Reader's advantage is iOS requirement (15.0 vs 18). 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. Doco Translate sells 2 in-app purchases, starting at $2.99 per month and Lexa Reader sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Doco Translate ships an update every 5 days, Lexa Reader every 4 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 4 level
Doco Translate versus Lexa Reader: the parameters behind the verdict, then further details
ParameterDoco TranslateLexa Reader
PriceFreeFree
Update frequencyEvery 5 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS1815.0 — better
Further details — not scored
Size63 MB9 MB
Age rating4+4+
Developer欢 颜培培 王

In-app purchases

2 purchases

Doco Translate

Subscriptions2
  • Doco Translate PRO (Monthly)$2.991 Month
  • Doco Translate PRO (Yearly)$26.991 Year
3 purchases

Lexa Reader

Subscriptions3
  • Basic$2.991 Month
  • Pro$4.991 Month
  • Premium$9.991 Month

Questions

Is Doco Translate free?
Doco Translate is free to download, with in-app purchases available.
Is Lexa Reader free?
Lexa Reader is free to download, with in-app purchases available.
Do Doco Translate or Lexa Reader have ads?
Neither Doco Translate nor Lexa Reader shows ads.
Which is updated more often, Doco Translate or Lexa Reader?
Doco Translate ships an update every 5 days, and Lexa Reader every 4 months. Most recently, Doco Translate was updated on October 26, 2026 and Lexa Reader on October 24, 2026.

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