Predo vs Yomibi
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Predo
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Read faster. Focus deeper. Finish more books. Predo is a speed reading trainer that uses RSVP (Rapid Serial Visual Presentation) to help you read up to 3x faster ā without losing comprehension. Words appear one at a time at a fixed point, reducing eye movement and unlocking faster reading speeds. ⢠SET YOUR PACE Train at any speed from 50 to 1000 WPM. Start easy and push your limits as you improve. ⢠CURATED TEXT LIBRARY Choose from reading passages organized by difficulty ā from Very Easy to Legendary. Find the right challenge for your level. ⢠IMPORT YOUR OWN TEXT Upload PDFs or paste any text to practice speed reading with your own content. (Pro) ⢠TRACK YOUR PROGRESS Monitor your WPM over time with detailed charts. Set daily word goals and watch your performance grow week by week. ⢠CLEAN, FOCUSED DESIGN A minimal, distraction-free interface designed to keep you in the zone. Choose from light, dark, or system themes. ⢠PREDO PRO Unlock all difficulty levels, custom text import, full analytics, and unlimited reading history with a single lifetime purchase. No subscriptions. Whether you're a student, professional, language learner, or just someone who wants to read faster ā Predo gives you the tools to level up. Download Predo and start reading faster today. Privacy Policy: https://cappsule.tech/predo/privacy-policy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Yomibi
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Yomibi is a speed-reading app that multiplies your reading speed with the RSVP (Rapid Serial Visual Presentation) technique. Words appear on screen one at a time; the red focus letter always stays in the same spot. Because your eyes never jump along the line, nothing breaks your focus. Free to download, with a full-featured 7-day trial. After that, a single one-time purchase unlocks the app forever ā no subscription, ever. FEATURES ⢠Import PDF, Word (.docx), EPUB, web pages, and clipboard text ⢠Adjustable speed from 100 to 1,000 words per minute ⢠Natural rhythm with end-of-sentence and comma pauses ⢠Automatically pick up where you left off ā progress is never lost ⢠Library: folders, search, multi-select, reading time estimates ⢠Personal reading view: colors, font, and text size ⢠Optional haptic feedback at sentence ends ⢠The screen stays awake while you read; the interface fades away, leaving only the word FULLY OFFLINE No accounts, no ads, no tracking. Your texts stay on your device alone.
Screenshots
Verdict
The clearest difference is update cadence: Yomibi at every 5 days against Predo's every 2 months. Yomibi also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support 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
Both are free to download. Predo sells 1 one-off in-app purchase and Yomibi sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Predo ships an update every 2 months, Yomibi every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | Predo | Yomibi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 5 days ā better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 15.0 ā better |
| Further details ā not scored | ||
| Size | 18 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Cappsule Teknoloji | MURAT KARABUL |
In-app purchases
Predo
- Predo Pro$4.99
Yomibi
- Sakkad Full Version$3.99









