PDF ProX vs Simple Translator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF ProX
This app offers a comprehensive suite of tools for managing PDF documents on your iPhone. It allows you to read, edit, convert, scan, and even use AI to summarize, translate, and extract text from PDFs and other document formats.
- Read and manage PDF documents
- Edit text, highlight, draw, and add notes
- Convert between PDF and Office formats
- Scan paper documents to PDF
- AI summarization, translation, and OCR
- Compress PDF file size
- Password protect sensitive files
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Read, edit, convert, scan, and manage PDF documents in one place with PDF ProX: PDF Reader & Editor. Whether you're working with office documents, study materials, contracts, or everyday paperwork, PDF ProX brings essential PDF tools together on your iPhone. Open and organize files, convert documents between PDF and Office formats, scan paper documents, and use AI-powered tools to summarize, translate, and extract text — all in one convenient app. PDF READER & FILE MANAGEMENT • Open and view PDF documents directly on your iPhone. • Keep your documents organized by renaming, moving, and deleting files. • Manage study materials, reports, contracts, and personal documents in one place. PDF EDITING & ORGANIZATION • Highlight important text, underline key details, or strike through content directly on PDF pages. • Draw and add notes to PDFs for reviewing documents, studying, or sharing feedback. • Merge multiple PDF files into a single document for easier sharing and management. • Split large PDFs into smaller, more manageable files. • Reorder PDF pages to arrange your documents the way you need. PDF CONVERTER – PDF & OFFICE FILES • Convert Word, Excel, PowerPoint, and images into PDF files for easy sharing and storage. • PDF to Office: Use AI to convert PDFs into Word, Excel and PowerPoint. • Switch between PDF and Office formats to work with documents, spreadsheets, and presentations in one place. AI TOOLS • AI Summary: Summarize selected document pages and quickly capture key information. Combine summaries, translate results, and export them as files. • AI Translate: Translate selected document pages into your preferred language. Review translations page by page and export the translated content. • AI OCR: Extract text from imported images or documents captured with the camera. Copy, translate, and export recognized text for later use. SMART PDF SCANNER • Scan receipts, notes, contracts, books, photos, and other paper documents directly with your iPhone. • Automatically detect document edges, crop pages, and adjust colors for clearer scans. • Convert scanned pages into PDF files for easy organization and sharing. PDF COMPRESSION • Reduce PDF file size to make documents easier to store and share. • Choose different compression levels depending on your document needs. DOCUMENT SECURITY • Add password protection to sensitive PDF files. • Manage personal, financial, and business documents with additional protection. Privacy policy: https://sites.google.com/roosterx.vn/roosterx-appstore-privacy Terms of use: PDF ProX: PDF Reader & Editor We'd love to hear what you think. Share your feedback and help us keep improving PDF ProX.
Simple Translator
This app offers quick language translation through various input methods like camera, voice, and text. It also includes a fun word-matching game to help users learn vocabulary and an English dictionary for quick lookups.
- Camera and photo translation
- Real-time voice translation
- Text translation with read-aloud
- Vocabulary matching card game
- English dictionary with definitions
- Daily motivational quotes
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Simple Translator is your everyday language companion that combines translation with a fun, built-in word game and a quick English dictionary. Whether you’re traveling, studying, or chatting across languages, it gives you more than a translation — it helps you remember. Why Simple Translator Is Different Match, Flip & Learn: a card-matching game where you pair pictures with English words. This unique play-to-learn feature turns vocabulary building into a habit you’ll actually enjoy. Four translation entrances: Camera (point at menus, signs, or documents to extract text instantly), Photo (import from your album), Voice (real-time bilingual conversation with side-by-side transcripts), and Dialogue mode for natural back-and-forth. Core Features Text translation with freely selectable languages; results can be copied and read aloud. Daily motivational quotes to inspire you and build a small daily language ritual. English dictionary: look up English words and see definitions, synonyms, and example sentences in three tabs. Simple Translator is built for real moments — overseas trips, language practice, quick lookups, and playful learning. If you download it, you can experience how easy it is to translate, speak, and remember.
Screenshots
Verdict
The clearest difference is in-app purchases: Simple Translator at none against PDF ProX's 6. PDF ProX's advantage is update cadence (every 8 days vs every 4 weeks). On price, review sentiment, ads 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
Both are free to download. PDF ProX sells 6 in-app purchases, starting at $19.99 per year. Simple Translator asks for nothing beyond the download.
PDF ProX ships an update every 8 days, Simple Translator every 4 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.
| Parameter | PDF ProX | Simple Translator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (41 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | 41 — better | — |
| Update frequency | Every 8 days — better | Every 4 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 125 MB | 93 MB |
| Age rating | 4+ | 4+ |
| Developer | ROOSTERX GLOBAL COMPANY LIMITED | Fuzhou Moxing Technology Co., Ltd |
Customer experience
PDF ProX
Simple Translator
In-app purchases
PDF ProX
- PDF ProX: PDF Reader & Editor3 Days trial$19.991 Year
- PDF ProX: PDF Reader & Editor1 Year trial$19.991 Year
- PDF ProX: PDF Reader & Editor3 Days trial$24.991 Year
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- PDF ProX: PDF Reader & Editor1 Year trial$24.991 Year
- PDF ProX: PDF Reader & Editor3 Days trial$29.991 Year
- PDF ProX: PDF Reader & Editor1 Year trial$29.991 Year
Simple Translator
No in-app purchases
Questions
Is PDF ProX free?
Is Simple Translator free?
Do PDF ProX or Simple Translator have ads?
Which is updated more often, PDF ProX or Simple Translator?
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