Instant Reader
Roman Vygnich Book iPhoneiPadiPod touch
Instant Reader is a free Book app for iPhone and iPad by Roman Vygnich. Requires iOS 17.0. Updated September 16, 2026.
- Price
- Free
- on the App Store
- Size
- 3 MB
- Age 17+
- Updated
- Sep 16
- 2026 · v1.6
Screenshots
About Instant Reader
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
What’s new
Version 1.6 · Updated September 16, 2026
Updated AI model - gpt-5.6-luna.
App privacy
The developer, Roman Vygnich, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Instant Reader
Looking for apps like Instant Reader? Here are 6 similar apps on the App Store. The highest rated is LeafWave (5.0/5), and all 6 are free to download.
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Vesper: EPUB, PDF, & AI Reader
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LeafWave
5.0
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Reliber - Translate Any Book
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ReadCast : Audio Reader
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Simple Speed Reader
5.0
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PDF Reader : Customization
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Instant Reader | – | Free | September 16, 2026 | |
| Vesper: EPUB, PDF, & AI Reader | – | Free | Jun 1, 2026 | Compare |
| LeafWave | 5.0 / 5 (2) | Free | Sep 3, 2026 | Compare |
| Reliber - Translate Any Book | – | Free | Mar 20, 2026 | Compare |
| ReadCast : Audio Reader | – | Free | Oct 5, 2026 | Compare |
| Simple Speed Reader | 5.0 / 5 (2) | Free | Mar 5, 2026 | Compare |
| PDF Reader : Customization | – | Free | Aug 17, 2026 | Compare |
Compare Instant Reader with the top alternatives: ratings, updates, ASO score and keyword gaps →