expt vs Instant Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
expt
A beautiful, distraction-free reader for all your local files, including EPUBs, PDFs, comics, and text documents. Organize your library, track reading progress, and enjoy a focused reading experience with customizable themes and layouts.
- Read EPUB, PDF, CBZ, CBR, TXT, CSV, code files
- Customizable reader themes and typography
- Distraction-free reading mode
- Library organization with series and tags
- Reading progress tracking and stats
- iCloud sync for reading positions
- 100% local file storage
Read full descriptionHide full description
expt is a beautiful, distraction-free reader for all your local files. Import EPUBs, PDFs, comics, text files, and more — everything opens in a clean, focused reading experience designed for deep reading. **Read Everything** • EPUB books with chapter navigation and search • PDF documents with native rendering • CBZ and CBR comic archives with page-turn viewer • Plain text, Markdown, CSV, code files, and HTML • ZIP archives with image grid browser **Designed for Reading** • Six reader themes: Light, Sepia, Dark, Solarized, Nord, Ink • Adjustable font, size, line height, and margins • Distraction-free mode hides all chrome • Reading progress tracked automatically **Organize Your Library** • Create series to group related files in reading order • Label and filter files by type, status, or custom tags • Search across your entire library by title or author • Track reading streaks and daily stats **Built for Apple** • Native iOS design with dark and light mode • iPad support with adaptive layouts • iCloud sync for reading positions across devices • Text-to-speech with language detection **Your Files, Your Device** • 100% local — no cloud storage, no accounts, no tracking • Import via Files app, Share Sheet, or drag and drop • Files stay on your device in the app sandbox
Instant Reader
Read full descriptionHide full description
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 in-app purchases: expt at none against Instant Reader's 1. expt also leads on iOS requirement (15.1 vs 17.0). On price, 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. Instant Reader sells 1 in-app purchase, starting at $2.99 per month. expt asks for nothing beyond the download.
| Parameter | expt | Instant Reader |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | — | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 45 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | Arthur Park | Roman Vygnich |
In-app purchases
expt
No in-app purchases
Instant Reader
- Unlimited Actions$2.991 Month









