Comparison

Kinder vs Omnia Reader

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

Head to head
About

Kinder

Features
Read full description

Kinder is an ebook reader focused on local reading, helping you organize, open, and keep reading your EPUB, PDF, MOBI, AZW3, and other ebook files more easily. Key Features: - Supports common ebook formats, including EPUB, PDF, MOBI, and AZW3 - Import local files or transfer books over Wi-Fi - Automatically detects book titles, authors, covers, file sizes, and more - Sort books by reading progress, file size, import date, and other options - Jump through the table of contents, add bookmarks and notes, and track reading progress - Copy selected text, look up words in the dictionary, translate, search the web, or use read-aloud - Quickly navigate PDFs with page thumbnails - Rate books and edit book titles or authors - Supports a dark reading interface for long reading sessions

About

Omnia Reader

Features
Read full description

Omnia Reader is a universal e-book reader that opens almost anything — EPUB, PDF, CBZ/CBR comics, MOBI & AZW3 (Kindle), TXT, Markdown, HTML, DOCX, RTF, FB2, CSV — built entirely with native iOS frameworks. No accounts, no tracking, no ads. Your books and reading data stay on your device. READ EVERYTHING, FREE • 12+ formats, unlimited local library • Resume, table of contents, bookmarks • Comics with chapters and zoom; even GB-sized files open instantly • Day/night themes, system fonts, adjustable size, spacing and margins • Dictionary lookup and translation, full-text search • Read-aloud (TTS) with automatic voice per language • Beautiful quote cards to share • 17 languages, built-in handbook UNLOCK OMNIA PRO (one-time, no subscription) • On-device AI: summaries, Q&A and vocabulary — free, offline, private • Sync reading progress, bookmarks and highlights across devices — and your book files too • Remote libraries: WebDAV, OPDS, iCloud Drive • 4-color highlights + notes, export to Markdown, PDF highlighting • Import your own fonts (.ttf/.otf) • Paged mode incl. paged EPUB, page-curl animation, two-page, vertical CJK, justify • Advanced TTS: background playback, lock-screen controls, follow-along, cross-chapter • Vocabulary deck with spaced repetition, tags, advanced stats WHY OMNIA • Truly native — fast, light, no third-party SDKs • Works fully offline • No subscription, no ads, no data collection • Buy Pro once, use on iPhone and iPad Bring your own books and enjoy reading.

Screenshots

Kinder3 screens
Omnia Reader4 screens

Verdict

The call

The clearest difference is in-app purchases: Kinder at none against Omnia Reader's 1. Kinder also leads on iOS requirement (18.6 vs 26.0). On price, update cadence, ads 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

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

Both are free to download. Omnia Reader sells 1 one-off in-app purchase. Kinder asks for nothing beyond the download.

UpkeepUpdate frequency

Kinder ships an update weekly, Omnia Reader every 2 weeks. The most recent releases landed on September 18, 2026 and September 25, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Kinder versus Omnia Reader: the parameters behind the verdict, then further details
ParameterKinderOmnia Reader
PriceFreeFree
Update frequencyWeekly — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhoneiPhone, iPad — better
Requires iOS18.6 — better26.0
Further details — not scored
Size7 MB8 MB
Age rating4+4+
Developer功亮 张LiChuan Lin

In-app purchases

None

Kinder

No in-app purchases

1 purchases

Omnia Reader

One-time1
  • Pro$9.99

Questions

Is Kinder free?
Kinder is free to download, with no in-app purchases.
Is Omnia Reader free?
Omnia Reader is free to download, with in-app purchases available.
Do Kinder or Omnia Reader have ads?
Neither Kinder nor Omnia Reader shows ads.
Which is updated more often, Kinder or Omnia Reader?
Kinder ships an update weekly, and Omnia Reader every 2 weeks. Most recently, Kinder was updated on September 18, 2026 and Omnia Reader on September 25, 2026.

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