Comparison

Scuba vs Coral Reader

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

Head to head
About

Scuba

Discover and read classic books with a modern, mobile-first approach. This app breaks down stories into digestible beats, using vertical swipes for natural phone navigation. Story recaps and offline reading features help you maintain your reading habit.

Highlights
  • Story beats for easier reading
  • Recaps to remember story progress
  • Vertical swiping for phone reading
  • Home screen widget for current book
  • Offline reading support
  • Curated bookstore
Read full description

Scuba is a new way to read books on your phone. Browse a curated bookstore, then read with Story Beatsβ„’, a new reading experience designed for your phone. Natural vertical swiping, beautifully designed pages and Story So Far recaps make books feel at home on your screen. Your first book is free. Features β€’ Story Beatsβ„’ designed for reading on your phone β€’ Natural vertical swiping β€’ Story So Far recaps to help you dive back in β€’ Adjustable text size, themes and page design β€’ Home Screen widget for your current book β€’ Offline reading β€’ A curated bookstore of classic books Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Coral Reader

Features
Read full description

Your books. Your documents. Your reading space. Coral Reader brings EPUB, PDF, Markdown, TXT, HTML, and more files together in one calm, beautifully customizable reader for iPhone and iPad. Import files you own and turn them into a personal library built around the way you read. ONE READER, YOUR WAY Organize books with categories, search your library by title or author, and filter what you are reading or have finished. Choose Paged, Scroll, or Mixed reading, then turn pages by tap, swipe, or on-screen controls. Explore chapters, search inside books, follow your progress, and save bookmarks, highlights, and notes. MAKE EVERY PAGE YOURS Fine-tune fonts, text size, line and letter spacing, margins, alignment, brightness, reading direction, rotation, and page-turn behavior. Read with Light, Dark, Paper, or Auto themes, with an interface available in 17 languages and full right-to-left support. LISTEN AND TRANSLATE Use Read Aloud to listen across pages and chapters, adjust the voice and playback speed, and control narration from the mini-player as you move around the app. Select a passage to translate it on-device in supported languages, with easy language detection, swapping, highlighting, copying, and sharing of the original text. LEARN FROM WHAT YOU READ Save unfamiliar words to your personal vocabulary and build recall with adaptive practice. Review with multiple-choice questions, typed answers, contextual fill-in-the-blank exercises, and offline definitions. Set daily goals and reminders, build learning streaks, and follow your progress over time. BUILD A READING HABIT See your reading time, daily activity, finished books, and current and longest reading streaks. Celebrate completed books and return exactly where you left off. PRIVATE BY DESIGN Your imported books, notes, highlights, reading progress, and vocabulary stay on your device. Coral Reader does not upload or sell the contents of your library. CORAL PRO Unlock unlimited reading, bookmarks, highlights, notes, and the complete premium experience with monthly or yearly plans. Coral Reader is an independent reader for files you own and does not include a bookstore. Terms: https://coral-reader.com/legal/terms-of-use.html Privacy: https://coral-reader.com/legal/privacy-policy.html

Screenshots

Scuba4 screens
Coral Reader4 screens

Verdict

The call

The clearest difference is update cadence: Scuba at every 3 days against Coral Reader's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

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

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

Both are free to download. Scuba sells 1 in-app purchase, starting at $24.99 per year and Coral Reader sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Scuba ships an update every 3 days, Coral Reader fortnightly. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

Scorecard1 real difference Β· 7 level
Scuba versus Coral Reader: the parameters behind the verdict, then further details
ParameterScubaCoral Reader
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 3 days β€” betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesβ€”
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 β€” better18.0
Further details β€” not scored
Size50 MB141 MB
Age rating4+4+
DeveloperTim BrownYanai Hollander

In-app purchases

1 purchases

Scuba

Subscriptions1
  • Scuba Reading Pass$24.991 Year
2 purchases

Coral Reader

Subscriptions2
  • Coral Reader7 Days trial$1.991 Month
  • Coral Reader7 Days trial$17.991 Year

Questions

Is Scuba free?
Scuba is free to download, with in-app purchases available.
Is Coral Reader free?
Coral Reader is free to download, with in-app purchases available.
Do Scuba or Coral Reader have ads?
Neither Scuba nor Coral Reader shows ads.
Which is updated more often, Scuba or Coral Reader?
Scuba ships an update every 3 days, and Coral Reader fortnightly. Most recently, Scuba was updated on October 8, 2026 and Coral Reader on October 17, 2026.

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