Comparison

Flumen vs Aventurine

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

Head to head
About

Flumen

Features
Read full description

Read your EPUB books on iPhone, iPad, and Mac with Flumen. Import your own files, browse classics, and keep your books together in one library. Organize your books Create collections, sort by title, author, or progress, and filter books by what you've started or finished. Bookmark the book you're reading to keep it at the top of Library and ready to open from Home. Return to your reading Home shows your current book, saved chapter, and reading progress, with a Continue Reading button to take you back. See how many minutes you've read today and return to other books you've started. Set up the page to suit you Choose a reading theme, font, and text size. Use Paper or Sepia for a warmer page, or switch to a dark theme. Flumen remembers your reading preferences for each book. Find something to read Browse genres and authors, search Project Gutenberg and Standard Ebooks, and download public-domain books straight to your library. Open a book's details to learn more before adding it. Flumen Pro The free version holds up to 15 books and includes EPUB import, Discovery, collections, reader customization, and today's reading time. Flumen Pro is a one-time purchase that adds: • Unlimited books in your library. • Reading goals, streaks, weekly charts, and monthly summaries, including a comparison with the same point last month. • iCloud sync for your books, reading progress, collections, bookmarked book, and reader settings across your Apple devices. To sync, sign in to the same Apple Account with iCloud enabled on each device. Privacy Your library and reading history are stored on your device, with optional iCloud sync through Flumen Pro. Flumen has no ads or third-party analytics tracking.

About

Aventurine

Features
Read full description

Fall in love with books again. Discover books the way they were meant to be discovered: through their words. Aventurine lets you read the opening pages of books before you see the title, author, cover, or reviews. If the writing draws you in, reveal the book. If it doesn't, simply move on. Every discovery begins with the writing. Created by a reader for readers, Aventurine was designed by Arif Anwar, author of The Storm, a novel featured on the cover of the New York Times Book Review and translated into six languages. It was built around a simple belief: the first test of a book should be the writing itself. Whether you've fallen out of the habit of reading or you're simply searching for your next great book, Aventurine offers a quieter, more thoughtful way to discover literature—free from algorithms, bestseller lists, and marketing hype. Discover books differently • Read anonymously before you reveal the book • Judge every book by its writing, not its cover • Save the discoveries that stay with you • Continue reading public-domain classics inside the app • Build a personal library of books you've truly connected with Aventurine is designed for people who still believe that the right book can change a life—and that every great reading journey begins with a single page. Coming soon: Contemporary books from participating authors and publishers. Download Aventurine and discover your next favorite book—one page at a time. Aventurine Premium is available as a monthly subscription ($4.99/month) or annual subscription ($39.99/year), with a 7-day free trial for new subscribers. Payment is charged to your Apple ID at confirmation of purchase. Subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your Apple ID account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Flumen4 screens
Aventurine4 screens

Verdict

The call

The clearest difference is update cadence: Aventurine at daily against Flumen's every 9 days. Aventurine also leads on iOS requirement (15.1 vs 17.0). 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. Flumen sells 1 one-off in-app purchase and Aventurine sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Flumen ships an update every 9 days, Aventurine daily. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 6 level
Flumen versus Aventurine: the parameters behind the verdict, then further details
ParameterFlumenAventurine
PriceFreeFree
Rating—4.7 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 9 daysDaily — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size16 MB85 MB
Age rating12+12+
DeveloperMathias Jaeger-PedersenKAZI ARIF ANWAR

In-app purchases

1 purchases

Flumen

One-time1
  • Flumen Pro$6.99
2 purchases

Aventurine

Subscriptions2
  • Aventurine Monthly$4.991 Month
  • Annual$39.991 Year

Questions

Is Flumen free?
Flumen is free to download, with in-app purchases available.
Is Aventurine free?
Aventurine is free to download, with in-app purchases available.
Do Flumen or Aventurine have ads?
Neither Flumen nor Aventurine shows ads.
Which is updated more often, Flumen or Aventurine?
Flumen ships an update every 9 days, and Aventurine daily. Most recently, Flumen was updated on October 22, 2026 and Aventurine on October 25, 2026.

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