Comparison

readme vs mBooks

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

Head to head
About

readme

Easily catalog your book collection by scanning ISBNs or searching by title and author. Access your library anytime, anywhere to know what you own and what you want to read next. Perfect for casual readers and passionate collectors alike.

Highlights
  • Scan ISBN barcodes to add books
  • Search by author or title
  • Build and browse your library
  • Track owned books
  • Manage reading lists
Read full description

Tired of wondering which books you already own or where that one favorite is hiding? This app makes it easy to keep track of every title in your personal collection — from treasured classics to your latest bookstore finds. Add books in seconds by scanning their ISBN barcode, or find them instantly by searching for the author or title. Build and browse your library anytime, anywhere, so you always know what’s on your shelf (and what you still want to read). Whether you’re a casual reader or a passionate collector, your library is always at your fingertips!

About

mBooks

Features
Read full description

A minimal, focused reader for your PDF and EPUB books. mBooks keeps reading clean and puts your highlights first. Select any passage, highlight it in the color you choose, and your highlights stay safe — they sync to your account and reappear on every device, even after you sign out and back in. Features: • PDF and EPUB support: Read your entire library in one simple app. • Cloud-Synced Highlights: Never lose a note. Highlights sync to your account and reappear on any device. • Offline First: Read and highlight anywhere. Sync automatically when you reconnect. • Minimalist Design: A clean interface focused entirely on your reading. • Custom Colors: Choose your preferred highlight color to personalize your experience. • Privacy: Your book files stay on your device. Only your highlights are synced to your private account. • Focused reading: A quiet reader experience built around your books and highlights. Import a PDF or EPUB and start reading with mBooks.

Screenshots

readme4 screens
mBooks3 screens

Verdict

The call

The clearest difference is update cadence: readme at every 2 days against mBooks's every 9 days. mBooks's advantage is iOS requirement (13.0 vs 18.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

readme ships an update every 2 days, mBooks every 9 days. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 7 level
readme versus mBooks: the parameters behind the verdict, then further details
ParameterreadmemBooks
PriceFreeFree
Rating4.2 (18 ratings) — better—
Number of ratings18 — better—
Update frequencyEvery 2 days — betterEvery 9 days
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS18.013.0 — better
Further details — not scored
Size17 MB65 MB
Age rating4+12+
DeveloperRuben MartinezAnshika Maurya

In-app purchases

None

readme

No in-app purchases

None

mBooks

No in-app purchases

Questions

Is readme free?
readme is free to download, with no in-app purchases.
Is mBooks free?
mBooks is free to download, with no in-app purchases.
Do readme or mBooks have ads?
Neither readme nor mBooks shows ads.
Which is updated more often, readme or mBooks?
readme ships an update every 2 days, and mBooks every 9 days. Most recently, readme was updated on October 25, 2026 and mBooks on October 11, 2026.

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