Comparison

Onword vs Readerr

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Onword

Features
Read full description

Read faster, one word at a time. Onword shows you text the way your brain reads best — a single word at a time, perfectly centered, with one letter marked in red so your eyes never have to move. No more jumping across lines, losing your place, or re-reading the same sentence. Your eyes stay still. The words come to you. With just a few minutes a day, Onword trains you to read faster while staying relaxed and focused. Start at a comfortable pace and speed up as you improve. Why Onword • One word at a time — the RSVP technique used by speed readers • A red focus point keeps your eyes anchored and steady • Read faster, with less effort and fewer mistakes • Pure focus — no distractions, no clutter • Gentle on the eyes and easy to follow Made for students, busy professionals, book lovers, and anyone who wants to get through more in less time — built with focus and accessibility in mind. One simple purchase. No subscriptions, no ads — just a better way to read.

About

Readerr

This app helps you read faster and understand more by displaying text one word at a time. It uses a unique highlighting technique to improve comprehension and allows you to import content from various sources. Progress is saved automatically, letting you pick up where you left off.

Highlights
  • RSVP reading with ORP highlighting
  • Adjustable reading speed (100-800 WPM)
  • Automatic sentence pausing
  • Import PDFs, EPUBs, web links, and pasted text
  • Smart chapter detection and progress tracking
  • Customizable themes and fonts
  • Local document storage
Features
Read full description

Read faster. Understand more. Finish what you start. Readerr uses RSVP (Rapid Serial Visual Presentation) to show your text one word at a time, eliminating the eye movement that slows down traditional reading. Combined with ORP (Optimal Recognition Point) highlighting — which marks the exact letter your eye naturally focuses on — Readerr helps you read 2-3x faster without losing comprehension. HOW IT WORKS 1. Import your content — PDF, EPUB, a web link, or paste any text 2. Tap to start — words flow one at a time at your chosen speed 3. Adjust as you go — speed up or slow down anytime 4. Pick up where you left off — your progress is saved automatically, chapter by chapter KEY FEATURES - RSVP reading with ORP focal-point highlighting - Adjustable speed from 100 to 800 WPM - Automatic sentence pausing for better comprehension - Long-press boost for a quick speed burst - Smart chapter detection for books and PDFs, with per-chapter progress and time estimates - Explorer view — see the surrounding paragraph for context without losing your place - Three themes (Light, Dark, Warm) and a choice of fonts - Customizable haptic feedback - Your screen stays on while you read IMPORT FROM ANYWHERE - PDF documents - EPUB ebooks, organized automatically by chapter - Web articles — just paste a link - Any text you copy and paste YOUR LIBRARY, ON YOUR DEVICE All your documents, reading progress, and settings are stored locally on your device. Pick up any book exactly where you left off. FREE & UNLIMITED Readerr is free to use with up to 5 documents in your library. Upgrade to Unlimited ($2.99/month) for unlimited documents, every font and theme, and an ad-free experience. Start reading faster today. By subscribing, you agree to our Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Onword4 screens
Readerr4 screens

Verdict

The call

The clearest difference is price: Readerr at Free against Onword's $0.49. Onword's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Readerr is free to download; Onword costs $0.49 up front. Readerr sells 2 in-app purchases, starting at $2.99 per month. Onword asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Onword versus Readerr: the parameters behind the verdict, then further details
ParameterOnwordReaderr
Price$0.49Free — better
Rating—1.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequency—Every 3 days
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.0 — better18.0
Further details — not scored
Size2 MB8 MB
Age rating4+4+
DeveloperADRIAN FAGERVIK SOELVBERGKirils Jegorovs

In-app purchases

None

Onword

No in-app purchases

2 purchases

Readerr

Subscriptions2
  • Unlimited$2.991 Month
  • Readerr Unlimited Yearly7 Days trial$17.991 Year

Questions

Is Onword free?
Onword costs $0.49, with no in-app purchases.
Is Readerr free?
Readerr is free to download, with in-app purchases available.
Do Onword or Readerr have ads?
Readerr shows ads; Onword does not.

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