FlowSpeedReader vs Text Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FlowSpeedReader
Enhance your reading speed and comprehension with this app that uses Rapid Serial Visual Presentation (RSVP). Import text from various sources, customize themes and fonts, and utilize text-to-speech. Features eye tracking and a focus timer for an optimized reading experience.
- Rapid Serial Visual Presentation (RSVP)
- Import text from URLs, files, and camera OCR
- Text-to-Speech (TTS) with multi-language support
- Eye tracking for automatic pausing
- Pomodoro-style focus timer
- Detailed reading statistics
- Customizable themes and fonts
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FlowSpeedReader is a powerful speed reading app that uses Rapid Serial Visual Presentation (RSVP) to help you consume text faster than ever before. Whether you're a student, professional, or avid reader, FlowSpeedReader trains your brain to process words at incredible speeds — all while maintaining comprehension. HOW IT WORKS RSVP displays one word (or a group of words) at a time in a fixed position, eliminating the eye movements (saccades) that waste up to 30% of traditional reading time. Your brain focuses purely on processing meaning. Research shows comprehension remains high even above 500 WPM. IMPORT ANYTHING • Paste or type text directly • Import from Safari using the Share Sheet extension • Fetch and extract articles from any URL • Import files: PDF, DOCX, TXT, RTF, Pages, CSV • Scan physical documents with Camera OCR • Load from clipboard (text or URLs) BEAUTIFUL THEMES & FONTS Choose from multiple gorgeous themes — including dark mode variants — and select from 8 premium fonts. FlowSpeedReader looks stunning and feels great to use. TEXT-TO-SPEECH (TTS) Listen while you read. FlowSpeedReader features a full TTS engine with: • Multi-language support (Arabic, Hebrew, Farsi, Urdu, and more) • Automatic language detection • Multiple voice options per language (Standard, Enhanced, Premium) • Synchronized word highlighting during audio playback EYE TRACKING (iPhone X and later) FlowSpeedReader uses the TrueDepth camera to detect when you look away and automatically pauses your reading session. Configurable sensitivity, pause delay, and auto-resume keep you in the zone. FOCUS TIMER (POMODORO) Stay productive with built-in Pomodoro-style focus sessions. Set custom focus and break durations, and let the app manage your reading schedule. READING STATISTICS Track your progress with detailed stats: words read, sessions completed, reading streaks, and more. Visualize your improvement over time. MORE FEATURES • Adjustable reading speed: 100 – 1000+ WPM • Read 1, 2, or 3 words at a time • Interactive progress bar with scrubbing • Context scroll view — see surrounding text and tap to jump • Haptic feedback at sentence boundaries • Live Activities on Lock Screen • Full-text editor built in • Reading history — resume past sessions • Landscape and iPad adaptive layouts • Volume button controls for speed or navigation • Right-to-left language support • Safari Share Extension for one-tap import FlowSpeedReader is the ultimate reading companion. Download now and unlock your full reading potential.
Text Viewer
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Long reads, in letters that suit you. Text Viewer is a reader for the text files on your phone. Change the type and the background right where you are reading. FROM THE TYPE TO THE PAGE Drag text size, letter spacing and line height and the page changes under your finger. Nine backgrounds, from sepia to midnight, for bright rooms and dark ones. LONG FILES, A SECTION AT A TIME Once a file is in your library, only the part you are reading is loaded, so long novels stay easy to page through. Very large files may take a moment the first time you bring them in. TURN PAGES, OR SCROLL Read a page at a time like a book, or keep scrolling like the web — switch whenever you like. Your place is kept for you. YOUR LIBRARY Files you bring in stay together in your library. Bring in a newer copy with the same name and it replaces the old one, picking up where you left off. OPEN FROM ANYWHERE Send a text file from Files, your browser or a messenger with "Open in", and it opens straight away. IN YOUR OWN LANGUAGE Eleven languages, following your system or set by hand. Light and dark are drawn by the same rules, so nothing shifts when you switch. Text Viewer has no account and never uploads what you read.
Screenshots
Verdict
FlowSpeedReader and Text Viewer are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
FlowSpeedReader ships an update every 6 days, Text Viewer every 11 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.
| Parameter | FlowSpeedReader | Text Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (13 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Every 6 days — better | Every 11 days |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 9 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Besufekad Mekuria | dongwan Jang |
In-app purchases
FlowSpeedReader
No in-app purchases
Text Viewer
No in-app purchases









