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Screenshots

  • ReadFlow screenshot 1
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  • ReadFlow screenshot 3
  • ReadFlow screenshot 4

About ReadFlow

Designed for mobile reading! ReadFlow is a carefully crafted reading app for EPUB and PDF, made to feel refined, smooth, and close to reading on paper. For PDF, we built text reflow so small type and unclear scans are no longer a struggle on a phone. On iPhone Duo and iPad, dual-page reading is supported—like turning a real book. Key features: - EPUB reading with page-turn or scroll - PDF text reflow with page-turn or scroll, a preview wizard, automatic body-text detection, and multiple languages¹ - EPUB highlights, notes, and bookmarks - In-book search for EPUB and PDF - Custom font, size, and line spacing; import font files² - Reading themes that follow the system light/dark appearance - Dual-page reading on iPad landscape and foldable inner displays - iCloud sync with on-demand download to save storage and data - EPUB and PDF metadata editing (title, publisher, author, and more) - Export reflowed text as TXT and share³ - Library filters, favorites, and more fine details Free to download. ReadFlow Pro unlocks highlights/notes, reflow text export, and more via In-App Purchase / subscription. ¹ Auto-detect: English, French, German, Italian, Japanese, Korean, Portuguese, Russian, Spanish, Simplified Chinese, Traditional Chinese, Ukrainian, Thai, Vietnamese, Arabic ² Supported formats: otf, ttf ³ TXT is plain text—body only for now; table of contents, images, and other complex content are not supported yet Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://is.gd/TgnFzI

Ratings & reviews

4.8

5 ratings

5 ★ 80% 4 ★ 20% 3 ★ 0% 2 ★ 0% 1 ★ 0%

What’s new

Version 2.0.0 · Updated October 24, 2026

ReadFlow 2.0 — a full upgrade to the reading experience! • A fresh, modern interface—elegant and refined • EPUB support, with page-turn or scroll, plus highlights, notes, and bookmarks • A rewritten PDF reflow engine—dramatically better paragraphs, line joins, and indentation—with page-turn or scroll, a preview wizard, precise body-text detection, and automatic language detection (now including Thai, Vietnamese, and Arabic, among others) • In-book search for EPUB and PDF • Dual-page reading on iPad landscape and iPhone Duo’s inner display • Many bug fixes and refinements Thank you for reading with ReadFlow!

App privacy

The developer, 实 许, reported these privacy practices to Apple.

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Diagnostics: Other Diagnostic Data

Used for: App Functionality

Alternatives to ReadFlow

Looking for apps like ReadFlow? Here are 6 similar apps on the App Store. The highest rated is PDF Max - Edit, Sign PDFs (4.5/5), and all 6 are free to download.

ReadFlow vs. alternatives
App Rating Price Last updated Compare
ReadFlow 4.8 / 5 (5 ratings) Free October 24, 2026
PDF Reflow 3.6 / 5 (28) Free Oct 27, 2026 Compare
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EPUB Viewer Pro 3.5 / 5 (13) Free Aug 26, 2026 Compare
PDF Max - Edit, Sign PDFs 4.5 / 5 (1,177) Free Sep 15, 2026 Compare
Text to Speech ePub PDF: Stage 3.4 / 5 (9) Free Oct 21, 2026 Compare
SiYuan 3.9 / 5 (30) Free Oct 29, 2026 Compare

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