eBook Translate Studio vs Instant Reader
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
eBook Translate Studio
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AI-powered PDF translator for iPhone and iPad. Translate entire books, research papers, contracts, and documents into 25+ languages instantly, accurately, page by page. Upload any PDF. Pick your language. Tap translate. Done. eBook Translator Pro uses advanced AI translation technology to deliver natural, context-aware results that read like they were written in your language. No copy-pasting, no browser tabs, no hassle. WHAT YOU CAN DO โ Translate Full PDF Documents Upload any PDF file and get a complete, page-by-page translation in seconds. Textbooks, novels, manuals, reports โ it handles them all. โ 25+ Languages at Your Fingertips English, Spanish, French, German, Italian, Portuguese, Russian, Japanese, Korean, Chinese, Arabic, Hindi, Turkish, Dutch, Swedish, Polish, Ukrainian, Czech, Romanian, Greek, Thai, Vietnamese, Indonesian, and more. โ Auto Language Detection Don't know the source language? No problem. Smart detection identifies it automatically and translates to your chosen language. โ Export & Share Translated PDFs Generate a clean, formatted PDF of your translation. Save it, print it, or share it with anyone โ all from within the app. โ Translation History Every translation is saved. Go back and re-read, re-export, or share any past translation without using credits again. โ Beautiful Reading Experience View translations page by page with a clean, dark-themed interface. Copy any page to clipboard or share it instantly. WHO IS IT FOR? โ Students translating foreign textbooks and academic papers โ Researchers reading international journals and publications โ Business professionals reviewing multilingual contracts โ Travelers translating local guides, menus, and documents โ Book lovers discovering literature from around the world โ Immigrants reading official documents in a new country HOW IT WORKS 1. Upload a PDF from your device 2. Select source and target languages 3. Watch real-time translation progress 4. View, copy, export, or share your translated document FLEXIBLE PRICING Choose a plan that fits your reading habits: โข Weekly โ 10,000 credits/week. Great for light readers. โข Monthly โ 50,000 credits/month. Most popular plan. โข Annual โ 500,000 credits/year. Best value for power users. Need a quick boost? Buy credit packs anytime โ 50K, 250K, or 500K. 1 credit = 1 character translated. Simple, transparent, fair. Download eBook Translator Pro today and start reading anything, in any language. Eula Link : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Instant Reader
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This app allows users to work with selected text from PDF documents and web pages using customizable actions and parameters. Key Features & Use Cases Select any word or phrase in English or other languages and request a translation (e.g., Japanese, Chinese, etc.) Select a sentence and request a grammar breakdown or explanation Select a word to open its Wikipedia page for additional context Search images related to selected text using Google Image results Users can define and customize their own parameters to extend functionality and create personalized workflows. AI Integration The app supports connecting to external AI services to generate responses based on selected text. Supported Content: - PDF documents - TXT files - Web pages - Notes More content types and features are planned in future updates. Terms of use: https://app.notion.com/p/Instant-Reader-Terms-of-Use-35315d340c0580ef8459d581696c3e5e Policy: https://app.notion.com/p/Instant-Reader-Policy-34015d340c05800ea627e951926c33cd
Screenshots
Verdict
The clearest difference is update cadence: eBook Translate Studio at every 3 days against Instant Reader's every 2 weeks. eBook Translate Studio also leads on iOS requirement (15.5 vs 17.0). On price, ads, 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. eBook Translate Studio sells 6 in-app purchases, starting at $3.99 per 7 days and Instant Reader sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
eBook Translate Studio ships an update every 3 days, Instant Reader every 2 weeks. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.
| Parameter | eBook Translate Studio | Instant Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days โ better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 15.5 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 77 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | Yusuf Can Dogru | Roman Vygnich |
In-app purchases
eBook Translate Studio
- Pro Weekly$3.997 Days
- Pro Monthly$12.991 Month
- Pro Annual$59.991 Year
- credits_50k$7.99
- credits_250k$19.99
- credits_500k$39.99
Instant Reader
- Unlimited Actions$2.991 Month
Questions
Is eBook Translate Studio free?
Is Instant Reader free?
Do eBook Translate Studio or Instant Reader have ads?
Which is updated more often, eBook Translate Studio or Instant Reader?
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