Comparison

Seed vs ReadFast

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

Head to head
About

Seed

Features
Read full description

Seed is a focused speed reading app built around RSVP: one word (or a small chunk) displayed at a fixed point, so your eyes stop darting around the page. Import anything • Paste from your clipboard • Start from a link (web article) • Load a PDF and extract readable text Read at your pace • Adjust WPM in seconds • Play and pause anytime • Scrub through progress with a slider Pick up where you left off • Seed remembers your last position and settings for each document • Resume instantly without re importing Designed for focus • Minimal UI while reading • Offline library after import for quick access anywhere If you want less distraction and more throughput, Seed gives you a simple, repeatable reading workflow.

About

ReadFast

Features
Read full description

ReadFast helps you read faster using RSVP (Rapid Serial Visual Presentation) — a proven technique that displays text word-by-word at your chosen speed, with an optical recognition point to guide your focus. IMPORT YOUR CONTENT • Upload PDFs, Word documents, EPUBs, and text files • Add articles from RSS feeds • Connect to Readwise Reader to sync your reading list • Paste or type text directly READ AT YOUR SPEED • Adjustable words-per-minute (WPM) for any reading level • Play, pause, and scrub through documents with intuitive controls • Tap and swipe gestures for hands-free reading • Track your progress with visual indicators and time estimates MARK & REVIEW • Double-tap to mark important passages while reading • Review all your marks with surrounding context • Add notes to any marked section • Never lose track of key insights ORGANIZE YOUR LIBRARY • Create readlists to group related documents • Search, filter, and sort your library • Continue reading from where you left off • Auto-archive completed documents CUSTOMIZE YOUR EXPERIENCE • Dark, Light, and Sepia themes • Multiple font options and sizes • Choose your ORP highlight color • Set reading reminders to build your habit SYNC ACROSS DEVICES • Sign in with Apple or Google • Your library, progress, and marks sync automatically • Read on iPhone, iPad, or switch between them seamlessly READFAST PRO Upgrade to Pro for unlimited documents, unlimited readlists, cloud sync, and priority support. Whether you're tackling research papers, news articles, or that book you've been meaning to finish — ReadFast helps yo get through more in less time. Start reading smarter today. Terms of Use: https://readfast.io/terms Privacy Policy: https://readfast.io/privacy

Screenshots

Seed4 screens
ReadFast4 screens

Verdict

The call

The clearest difference is in-app purchases: Seed at none against ReadFast's 3. ReadFast's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price and ads there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. ReadFast sells 3 in-app purchases, starting at $7.99 per month. Seed asks for nothing beyond the download.

Scorecard3 real differences Ā· 3 level
Seed versus ReadFast: the parameters behind the verdict, then further details
ParameterSeedReadFast
PriceFreeFree
Update frequency—Every 7 months
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size1 MB39 MB
Age rating4+4+
DeveloperAdithya Firmansyah PutraBjorn Gunnarsson

In-app purchases

None

Seed

No in-app purchases

3 purchases

ReadFast

Subscriptions2
  • ReadFast Pro Monthly$7.991 Month
  • ReadFast Pro Yearly$59.991 Year
One-time1
  • ReadFast Pro Lifetime$179.99

Questions

Is Seed free?
Seed is free to download, with no in-app purchases.
Is ReadFast free?
ReadFast is free to download, with in-app purchases available.
Do Seed or ReadFast have ads?
Neither Seed nor ReadFast shows ads.

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