Comparison

BoostLectura vs Star Document Reader

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

Head to head
About

BoostLectura

Features
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Read your books (PDFs and EPUBs) comfortably and stay focused on them. BoostLectura brings together everything you need to read and study: highlights, notes, a dictionary, and answers to your questions about the book. FEATURES โ€ข Turn any PDF into text mode and read it like a book, with your font size and colors, instead of zooming and scrolling around the page. โ€ข Ask about anything in the book you're reading and get answers based on its content. โ€ข Select a word you don't know to see its definition and example sentences, even offline. Save the ones you want to remember to your Vocabulary list. โ€ข Highlight passages, write notes, and find them all later. โ€ข Pick your own background and text colors. Paper white at noon, dark at 1am. โ€ข Sync your library, reading progress, highlights and notes across your iPhone, iPad and Mac. โ€ข Your books live on your device, so you can open them without a connection. โ€ข Open your books straight from your Home Screen with beautiful widgets. Pick the book that's been waiting on your phone and start today.

About

Star Document Reader

Features
Read full description

Star Readers is a smart, modern reading tool for people who want to read documents, e-books and text files with clarity and comfort. Use AI features to summarize texts and understand them even faster. Whether you open PDF, EPUB, MOBI, TXT, CSV, Markdown, JSON or log files, Star Reader brings many useful formats into one clean app and keeps the focus where it belongs: on your content. It turns your mobile device into a versatile, elegant reader for everyday use, study, work and personal reading journeys. Highlights: - Elegant, minimal reader design - EPUB chapter view with navigation - MOBI reading with chapter and section navigation for DRM-free files - PDF viewer with annotations and image export - Share PDF annotations as images - Read text, Markdown, JSON and log files - View CSV files as a table or raw text - Favorites and recently opened files - Automatic reading position saving - Adjustable text size, line height and font style - Light, dark and system theme modes - English and German language options - File explorer for supported local files on your device Star Readers is built for longer reading sessions, with calm colors, clear typography and an interface that stays out of the way. Open local files, return to important documents faster and read e-books, notes, logs or tables in one app. Ideal for: - E-books and long-form reading - PDFs with visual annotations - Local document collections - Markdown notes - CSV files - JSON and log files - Focused reading by day or night Supported file extensions: .txt .csv .md .markdown .json .log .epub .pdf .mobi

Screenshots

BoostLectura4 screens
Star Document Reader4 screens

Verdict

The call

The clearest difference is in-app purchases: Star Document Reader at none against BoostLectura's 5. Star Document Reader also leads on update cadence (daily vs every 10 days) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. BoostLectura sells 5 one-off in-app purchases. Star Document Reader asks for nothing beyond the download.

UpkeepUpdate frequency

BoostLectura ships an update every 10 days, Star Document Reader daily. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

Scorecard3 real differences ยท 3 level
BoostLectura versus Star Document Reader: the parameters behind the verdict, then further details
ParameterBoostLecturaStar Document Reader
PriceFreeFree
Update frequencyEvery 10 daysDaily โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 โ€” better
Further details โ€” not scored
Size71 MB41 MB
Age rating12+4+
DeveloperDaniel Matias Carvajal CarvajalMarkus Stadi

In-app purchases

5 purchases

BoostLectura

One-time5
  • Small Credits Pack$1.99
  • Library Sync$3.99
  • Medium Credits Pack$4.99
Show 2 more
  • Plus Credits Pack$9.99
  • Max Credits Pack$19.99
None

Star Document Reader

No in-app purchases

Questions

Is BoostLectura free?
BoostLectura is free to download, with in-app purchases available.
Is Star Document Reader free?
Star Document Reader is free to download, with no in-app purchases.
Do BoostLectura or Star Document Reader have ads?
Neither BoostLectura nor Star Document Reader shows ads.
Which is updated more often, BoostLectura or Star Document Reader?
BoostLectura ships an update every 10 days, and Star Document Reader daily. Most recently, BoostLectura was updated on November 5, 2026 and Star Document Reader on November 9, 2026.

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