Comparison

Copper Books vs Curl Up

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

Head to head
About

Copper Books

This app fosters connections between authors and readers, creating engaging experiences around books. Users can discover new reads, join discussions, and express their literary tastes. It's designed for book lovers and creators alike to share their passion and grow within a vibrant community.

Highlights
  • Connect authors and readers
  • Discover new books
  • Join book discussions
  • Share recommendations
  • Track reading progress
  • Build digital bookshelves
Read full description

Fall in love with books all over again. Copper connects authors and readers, creating meaningful and magical experiences around books. Join the conversation, gain some inspiration, and express your shelf. Copper invites you to join the party you’ve been waiting for, bookworms. Discover your new favorite read and your new favorite community. Share your enthusiasm for the books and authors that you love. Learn something new and dig deep in discussions that help you grow. For authors looking to build community, truly connect with your readers, and engage with other like-minded creatives. For aspiring authors interested in taking your ideas, writing, and publishing prospects to the next level. For readers who want to share recommendations, join interesting discussions, and track your reading by building the bookshelves of your dreams. Copper is an app built for authors and readers, by authors and readers. It’s time for a new chapter in the book world. For the love of books!

About

Curl Up

Features
Read full description

Curl Up is the warmest corner of the internet for book lovers and their friends. Whether you're in a tight-knit group of two or a sprawling book club of twenty, Curl Up keeps everyone on the same page — literally. Create a cozy club, pick your next read, and turn pages together, one chapter at a time. Clubs & Invites — Start a book club with friends or curl up solo in your own "Party of One." Invite friends by code or DM. Track Progress — Log your chapter and page as you read. See where everyone else is at a glance with live progress bars. Chapter-Aware Chat — Post in chapter-specific threads so readers behind you simply can't see spoilers yet. No accidental reveals, ever. Pick What's Next — Run polls to vote on your club's next read. Anonymous voting, real-time results, and automatic winner queuing. Stay in the Loop — A live activity feed keeps you updated on completions, new messages, poll votes, and more. Direct Messages — Chat privately with your shelf mates outside the club room. Rate & Review — When you finish a book, leave a star rating and a short review. Your club builds a shared history of every story you've read together. FREE TO START Create 1 club + join up to 3 Run 2 active polls per club Personal reading stats & streak All core reading & chat features CURL UP PREMIUM - Unlock the full library with Premium: Unlimited cozy corners (clubs) to run, join, and manage Unlimited active polls Custom themes & avatar frames Club insights & finish stats — finish rate, predicted finish date, avg pace, and more Shelf Awards — earn per-book badges for club performance: Fastest Reader, Most Consistent, Discussion MVP, and Top Reviewer Reading Stamps — unlock lifetime achievements like Bookworm, Club Founder, and Cozy Reader Monthly reading charts & most active reading month Premium badge on your profile Early access to new cozy features Choose Monthly ($2.99), Yearly ($19.99), or Lifetime ($49.99). Curl Up is built for readers who believe the best stories are the ones shared. Let's curl up Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Copper Books4 screens
Curl Up4 screens

Verdict

The call

The clearest difference is in-app purchases: Copper Books at none against Curl Up's 3. Copper Books also leads on update cadence (weekly vs monthly). Curl Up's advantage is device support (3 vs 1). On price, ads and iOS requirement 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. Curl Up sells 3 in-app purchases, starting at $2.99 per month. Copper Books asks for nothing beyond the download.

UpkeepUpdate frequency

Copper Books ships an update weekly, Curl Up monthly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Copper Books versus Curl Up: the parameters behind the verdict, then further details
ParameterCopper BooksCurl Up
PriceFreeFree
Rating4.7 (39 ratings) — better—
Positive reviews83.3% of reviews—
Number of ratings39 — better—
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size87 MB19 MB
Age rating12+4+
DeveloperMeet Copper Inc.Sophswrld LLC

In-app purchases

None

Copper Books

No in-app purchases

3 purchases

Curl Up

Subscriptions2
  • Premium Monthly$2.991 Month
  • Premium Yearly$19.991 Year
One-time1
  • Founding Reader Lifetime Offer$49.99

Questions

Is Copper Books free?
Copper Books is free to download, with no in-app purchases.
Is Curl Up free?
Curl Up is free to download, with in-app purchases available.
Do Copper Books or Curl Up have ads?
Neither Copper Books nor Curl Up shows ads.
Which is updated more often, Copper Books or Curl Up?
Copper Books ships an update weekly, and Curl Up monthly. Most recently, Copper Books was updated on November 3, 2026 and Curl Up on October 31, 2026.

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