Comparison

Leero vs Reader King

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

Head to head
About

Leero

This app helps you log books, track reading sessions, and build a reading journal. Set goals, build streaks, and view stats to stay motivated and remember what you read. Organize your library and enhance your reading habit.

Highlights
  • Log books (want to read, reading, finished)
  • Track reading sessions (pages, time)
  • Set daily reading goals
  • Build reading streaks
  • Save notes and quotes
  • View reading statistics
  • Add books via search or scan
Features
Read full description

Leero is a simple reading tracker that helps you log books, track your reading progress, and keep a beautiful reading journal. It is designed for readers who want to stay consistent, set reading goals, and remember more of what they read. With Leero, you can: • Track books you want to read, are currently reading, and have finished • Log reading sessions by pages, chapters, or time • Set daily reading goals • Build consistency with streaks • Save notes, thoughts, and favorite quotes • View reading stats, trends, and progress reports • Add books by search, barcode scan, or manual entry • Import your existing book library from supported sources • Focus on reading without ads, banners, or popups Leero helps you stay motivated without making reading feel like work. It keeps your library organized, shows how your reading grows, and helps you remember what each book gave you. It is free to use with all essential features included. If you want deeper insights and more tools to support your reading habit, you can upgrade to Leero Premium. Premium features: • Unlimited notes and quotes: Save as many thoughts, favorite lines, and questions as you want • Monthly and yearly goals: Set bigger reading goals and track long-term progress • Advanced statistics: Explore your reading habits in more detail with deeper insights and reports • Sync and daily backups: Keep your library up to date across your devices and restore from backups when needed Leero is more than a book tracker. It is a simple reading companion that helps you stay motivated, build consistency, and remember every book long after you finish it. No ads. No clutter. Just a better way to read. --- About Premium plan billing Your subscription will automatically renew unless cancelled at least 24 hours before the end of the current period. You can manage and cancel your subscription anytime in your App Store settings. The subscription will remain active until the end of the paid period. TERMS OF SERVICE: https://leero.app/terms-of-service PRIVACY POLICY: https://leero.app/privacy-policy --- If you have any questions or suggestions, contact hello@leero.app

About

Reader King

Features
Read full description

Reader King is a local-first eBook reader for organizing, importing and reading personal files on iPhone, iPad and Mac. It does not require registration, sign-in or a cloud account. Your books, reading progress, bookmarks and reading history stay in the app sandbox on your device. You can import common document and eBook files from Files, Finder or system sharing, including PDF, EPUB, TXT, Markdown, RTF, MOBI, AZW, AZW3, CBZ, FB2 and HTML. Reader King copies imported files into its local sandbox so access does not depend on temporary external file permissions. The built-in reader focuses on PDF reading in this release, with automatic page progress, search, outline, bookmarks, page jump, single-page and double-page layouts, and reader preferences. Other supported eBook formats can be imported, archived, downloaded and managed locally. Reader King also supports network subscriptions. Add a direct eBook download link, or provide a JSON, CSV or plain text manifest to parse and download multiple books into your shelf. Downloads only happen from links you enter. Highlights: - Local import from iPhone, iPad and Mac. - PDF reading with progress, search, outline, bookmarks and page jump. - Direct link downloads and batch manifest subscriptions. - Responsive shelf layouts for phone, tablet and desktop. - Mac support for Finder import, drag and drop, menu shortcuts and Settings. - No account, no third-party analytics and no uploaded reading records.

Screenshots

Leero4 screens
Reader King4 screens

Verdict

The call

The clearest difference is update cadence: Leero at every 3 days against Reader King's every 4 weeks. On price, ads, in-app purchases and device support 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

Both are free to download. Leero sells 5 in-app purchases, starting at $4.99 per month and Reader King sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Leero ships an update every 3 days, Reader King every 4 weeks. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

Scorecard1 real difference · 9 level
Leero versus Reader King: the parameters behind the verdict, then further details
ParameterLeeroReader King
PriceFreeFree
Rating4.4 (10 ratings) — better—
Positive reviews92.9% of reviews—
Number of ratings10 — better—
Update frequencyEvery 3 days — betterEvery 4 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS18.2 — better18.6
Further details — not scored
Size122 MB6 MB
Age rating12+4+
DeveloperVladimir Sevastianovlecoo

In-app purchases

5 purchases

Leero

Subscriptions3
  • Premium$4.991 Month
  • Early Adopter$19.991 Year
  • Premium$39.991 Year
One-time2
  • Early Adopter Lifetime$39.99
  • Premium Lifetime$79.99
1 purchases

Reader King

One-time1
  • Reader King Enhanced$0.99

Questions

Is Leero free?
Leero is free to download, with in-app purchases available.
Is Reader King free?
Reader King is free to download, with in-app purchases available.
Do Leero or Reader King have ads?
Neither Leero nor Reader King shows ads.
Which is updated more often, Leero or Reader King?
Leero ships an update every 3 days, and Reader King every 4 weeks. Most recently, Leero was updated on October 25, 2026 and Reader King on October 14, 2026.

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