Seriatim Reader vs EchoReadPro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Seriatim Reader
This app transforms books into a calm, focused reading experience by presenting text one sentence at a time. It's designed to reduce cognitive load and distractions, making reading easier for those with ADHD or who get overwhelmed by traditional text formats. Customize your reading pace and utilize built-in AI tools for translation, text-to-speech, and plot inquiries.
- Sentence-by-sentence reading flow
- Customizable text size, spacing, and speed
- Built-in AI for translation and text-to-speech
- Offline EPUB and PDF import
- Haptic feedback for progress
- Private, no tracking, no ads
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Reading shouldn’t feel exhausting. Seriatim Reader transforms books into a calm, focused flow designed for your phone. Forget overwhelming blocks of text, constant page turning, and losing your place. This is reading, made for people who need a different interface to focus. How it Works Import your book and tap "Start." The interface disappears, presenting your book one sentence at a time in a vertical feed. * Tap to advance. * Swipe to navigate. * Focus entirely on the words. * It reduces cognitive load, making dense books feel lighter and easier to finish. Built for Focus & Neurodiversity We stripped away the distractions that make traditional reading apps difficult for many. Whether you have ADHD, get overwhelmed by "walls of text," or just want to read more on your commute, Seriatim helps you maintain momentum. * Focused-style anchors guide your eyes to word beginnings. * Letter-by-letter reveals smooth out the reading pace. * Haptic feedback gives you a tactile sense of progress. Read Your Way: Everything is customizable. Adjust text size, spacing, and reveal speed to match your brain’s processing style. If you get stuck, built-in local AI tools let you translate text, listen via text-to-speech, or ask questions about the plot to the local AI, all without leaving the page. * Private by Design: Your library belongs to you. * Import EPUB and PDF files easily. * Works 100% offline. * No accounts, no tracking, no ads. * All processing happens on your device. Rediscover the joy of finishing a book. Download Seriatim Reader and start reading differently.
EchoReadPro
Transform text into audio for hands-free listening on various devices. Enjoy customizable playback speeds, voice options, and seamless progress saving. Ideal for language learners and anyone who wants to free their eyes from screens.
- Text and local file reading
- Adjustable language, speed, and volume
- Voice sync text highlighting
- Playback paragraph switching
- Save playback history and settings
- Screen-off playback
- Image text recognition
- Unlimited listening duration
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Listen freely with Scroll Books, free your eyes (Watch · Phone · Tablet · Computer) - Supports text input and importing local text files for audio reading, easy for daily audiobook listening - Freely adjust language, speech rate and volume; play/pause available to control playback at will - Synchronized text highlighting with voice, great for reading-along practice and efficient language learning - Freely switch playback paragraphs to listen to specific content accurately - Save playback history, remember playback progress and settings, resume listening without repositioning - Smart anti-screen-lock function; playback continues with screen off, enjoy listening hands-free - Built-in shortcut tool entry for convenient access to Image to Text (CopyImageText), batch text replacement (SearchReplacePro2), web page audiobook (Bookmarkers Pro/Bookmarkers for Safari), LAN file transfer, image preview, file reading and clipboard sync (FileSentPro). # Pro Paid Exclusive Benefits - Remove reading time limit, unlimited long-time listening - Auto shutoff timer for bedtime, safer night listening - Export read content as audio files for offline playback anytime, listen during commute - Use high-quality built-in system voices with pitch adjustment for a comfortable listening experience # Notes - Go to More > Settings to adjust speech paragraph length. If playback issues occur on your device, reduce the value. - If voice playback fails, try switching to another voice.
Screenshots
Verdict
The clearest difference is price: Seriatim Reader at Free against EchoReadPro's $0.99. Seriatim Reader also leads on ratings volume (12 vs 1). EchoReadPro's advantage is device support (5 vs 3) and iOS requirement (15.0 vs 18.0). On rating, update cadence, ads and in-app purchases 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
Seriatim Reader is free to download; EchoReadPro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for Seriatim Reader against 5.0 for EchoReadPro. That said, the two scores are not equally well evidenced: Seriatim Reader has 12 ratings behind it against 1, so its average is the more settled of the two.
Seriatim Reader ships an update every 8 days, EchoReadPro weekly. Both last shipped on November 5, 2026.
| Parameter | Seriatim Reader | EchoReadPro |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.9 (12 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 12 — better | 1 |
| Update frequency | Every 8 days | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod, Mac, Apple Watch — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 134 MB | 22 MB |
| Age rating | 17+ | 4+ |
| Developer | Invisible Hours | 杨军 朱 |
Customer experience
Seriatim Reader
EchoReadPro
In-app purchases
Seriatim Reader
No in-app purchases
EchoReadPro
No in-app purchases









