Comparison

Document Scanner By MadMath vs PDFTranslator

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

Head to head
About

Document Scanner By MadMath

Features
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Document scanner allows you toβ€―create, save, and organise your paper documents as a digital file. Scan anything β€” receipts, notes, ID cards, recipes, photos, business cards, whiteboards β€” and turn them into PDF or JPEG files you can work with on your smartphone, tablet, or computer. HOW IT WORKS β€’ Scan any document and convert to PDF or photo. β€’ Save and organise your important documents so they are easy to find.

About

PDFTranslator

Features
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PDF Translator: Keep Layout is the iOS and Mac app that translates PDF documents while preserving the exact layout β€” every chart, formula, image, and text box stays right where it is. Reading foreign-language articles, manuals, contracts, or textbooks? The translated text lands inside the original page design β€” no flow broken, no references lost. Key features: β€’ Industry-leading AI: Upgraded engine with noticeably higher accuracy on terminology, idioms, and domain-specific phrasing. From quantum physics to legal contracts β€” translation stays precise and idiomatic across all 49 languages. β€’ Editable exports: Export your translated PDF as a fully editable Microsoft Word, PowerPoint, or Excel file β€” ready for citation, sharing, or further editing. β€’ Scans and images supported: Reading a scanned PDF? Our built-in OCR runs 100 % locally on device with handwriting-friendly recognition, handling mixed text and images with high accuracy β€” even in multilingual documents. β€’ 49 languages: English, Chinese, Japanese, Korean, Spanish, French, German, and many more major languages, plus 14 Pro-exclusive academic languages (Latin, Sanskrit, Swahili, Khmer, Kazakh, Uzbek, Mongolian, and others). Also included (Pro): β€’ Word (.docx), Excel (.xlsx), PowerPoint (.pptx) β€” translated directly at the source XML layer, with fonts and formatting preserved at 99 %. β€’ Image translation (JPG, PNG, HEIC, WebP, TIFF, GIF, BMP) β€” translate photos, screenshots, or still frames directly. β€’ Scientific formula preservation (LaTeX, MathML, OMML) β€” equations remain in their original notation. β€’ Built-in OCR β€” runs 100 % locally on device for full privacy. β€’ Full layout preservation β€” block-level fidelity to layout, column structure, and reading order. β€’ PDF/A and scanned PDF support with OCR. β€’ 14 Pro-exclusive academic languages, including ancient and minority languages. Supported formats: PDF, DOCX, XLSX, PPTX, JPG, PNG, HEIC, WebP, TIFF, GIF, BMP. PDF Translator: Keep Layout is designed for students, researchers, lawyers, and professionals who need accurate, natural, and readable translations of complex multilingual documents. Privacy: All OCR and translation runs locally on your device. Your documents never leave it. Terms: https://www.apple.com/legal/itunes/dev/stdeula/ Privacy Policy: https://translayout.com/privacy

Screenshots

Document Scanner By MadMath4 screens
PDFTranslator4 screens

Verdict

The call

The clearest difference is in-app purchases: Document Scanner By MadMath at none against PDFTranslator's 3. Document Scanner By MadMath also leads on iOS requirement (13.0 vs 16.6). PDFTranslator's advantage is update cadence (every 4 days vs every 7 months). On price, ads and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. PDFTranslator sells 3 in-app purchases, starting at $0.99 per 7 days. Document Scanner By MadMath asks for nothing beyond the download.

UpkeepUpdate frequency

Document Scanner By MadMath ships an update every 7 months, PDFTranslator every 4 days. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

Scorecard3 real differences Β· 3 level
Document Scanner By MadMath versus PDFTranslator: the parameters behind the verdict, then further details
ParameterDocument Scanner By MadMathPDFTranslator
PriceFreeFree
Update frequencyEvery 7 monthsEvery 4 days β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS13.0 β€” better16.6
Further details β€” not scored
Size5 MB19 MB
Age rating4+4+
DeveloperPalanisamy Shanmugam琳 李

In-app purchases

None

Document Scanner By MadMath

No in-app purchases

3 purchases

PDFTranslator

Subscriptions3
  • Pro Weekly$0.997 Days
  • Pro Monthly$2.991 Month
  • Pro Yearly1 Year trial$9.991 Year

Questions

Is Document Scanner By MadMath free?
Document Scanner By MadMath is free to download, with no in-app purchases.
Is PDFTranslator free?
PDFTranslator is free to download, with in-app purchases available.
Do Document Scanner By MadMath or PDFTranslator have ads?
Neither Document Scanner By MadMath nor PDFTranslator shows ads.
Which is updated more often, Document Scanner By MadMath or PDFTranslator?
Document Scanner By MadMath ships an update every 7 months, and PDFTranslator every 4 days. Most recently, Document Scanner By MadMath was updated on November 7, 2026 and PDFTranslator on November 9, 2026.

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