Comparison

StoryStack vs BookSlayer

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

Head to head
About

StoryStack

Organize your reading list, track progress, and discover new books with smart recommendations. Features include a digital bookshelf, reading timer, and shareable review cards. Perfect for avid readers and BookTok enthusiasts.

Highlights
  • Smart book organization
  • AI book recommendations
  • Reading progress tracking
  • Shareable review cards
  • Advanced reading analytics
  • Offline functionality
Features
Read full description

Keep your next read close. StoryStack brings your to-be-read list, bookshelves, and reading progress together. ORGANIZE YOUR BOOKS Search for books or scan an ISBN barcode. Sort your library into Want to Read, Currently Reading, Completed, and Did Not Finish. Create collections for the books you want to keep together. PICK YOUR NEXT READ Can’t choose from your reading list? Use the book spinner to help you decide. Explore books and add the ones you want to read to your library. TRACK YOUR READING Log pages and reading time, use the reading timer, and update each book’s progress. See your reading streak, completed books, and library statistics. Add personal ratings and notes to remember what you thought. BRING YOUR READING LIST Import a supported reading-list CSV instead of adding every book again. Some features require an in-app purchase or subscription. Available plans, prices, and any eligible trial are shown before purchase. Manage subscriptions in your App Store account settings. Privacy Policy: https://astralabstudios.com/support Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

BookSlayer

Organize your reading, track progress, and discover new indie authors with this reader-focused app. Features include custom notes, reading challenges, and shareable progress reports. Enjoy a streamlined experience with no login required.

Highlights
  • Customized reading challenges
  • Shareable progress tracking
  • Indie author discovery
  • Organize books by status
  • Save custom notes and quotes
  • Monthly wrap-up reports
  • Night mode
Features
Read full description

BookSlayer - Built by an author, made for readers. Level up your literary life with BookSlayer - your home for customized reading challenges, share-worthy progress tracking, and new indie author discovery. No learning curve, no locked features, and no log-in required. Welcome to a streamlined, reader-first experience that puts you in control of your shelf. My Shelf - Organize your books by reading status - Save custom notes, favorite quotes, and reflections with every book - Automatically check whether you have an identical book on your shelf (even if the cover has changed!) Reading Challenges - No templates or image editing required, snap books to squares with one tap! - Challenge progress automatically synchronizes with each book's reading status - Track your challenges with checks and crosses, or play in Jigsaw Mode! - Slay multiple reading challenges simultaneously, why limit yourself to one? - Completely randomized Book Bingo challenge, no two cards are the same! Monthly Wrap-Up - Track start and finish dates for a visual calendar of books you've finished or DNF'd Post-Ready - Choose beautiful backdrops for your books to screenshot and share your reading progress Featured Books - Discover new indie authors and their books on the front page Night Mode - Save your eyes for the words that matter Whether you're slaying a towering TBR Pile or tackling a year of reading challenges, BookSlayer keeps your reading journey organized, engaging, and easy to share.

Screenshots

StoryStack4 screens
BookSlayer4 screens

Verdict

The call

The clearest difference is review sentiment: StoryStack at 43% against BookSlayer's 0%. StoryStack also leads on rating (4.1 vs 2.3) and ads (none vs shown). BookSlayer's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and monetization model 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. StoryStack sells 4 in-app purchases, starting at $4.99 per 7 days and BookSlayer sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

StoryStack holds the better App Store score, 4.1 against 2.3. That said, the two scores are not equally well evidenced: StoryStack has 54 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 43% of StoryStack's written reviews are positive against 0% of BookSlayer's.

UpkeepUpdate frequency

StoryStack ships an update every 10 days, BookSlayer fortnightly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
StoryStack versus BookSlayer: the parameters behind the verdict, then further details
ParameterStoryStackBookSlayer
PriceFreeFree
Rating4.1 (54 ratings) — better2.3 (3 ratings)
Positive reviews42.9% of reviews — better0.0% of reviews
Number of ratings54 — better3
Update frequencyEvery 10 days — betterFortnightly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.113.0 — better
Further details — not scored
Size100 MB99 MB
Age rating4+12+
DeveloperAstralab Studios, Inc.Steven Heuzinkveld

Customer experience

StoryStack

All ratings54 ratings
Positive75.9%
Neutral7.4%
Negative16.7%
Written reviews14 reviews
Positive42.9%
Neutral0.0%
Negative57.1%

BookSlayer

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

4 purchases

StoryStack

Subscriptions3
  • Unlimited Access3 Days trial$4.997 Days
  • Premium Monthly7 Days trial$5.991 Month
  • Premium Yearly$44.991 Year
One-time1
  • Lifetime Premium Access$79.99
8 purchases

BookSlayer

One-time8
  • Word Warrior$0.99
  • Page Pounder$1.99
  • Novel Nomad$2.99
Show 5 more
  • Book Blitzer$4.99
  • Tome Tamer$9.99
  • Narrative Ninja$19.99
  • Story Slayer$49.99
  • Library Legend$99.99

Questions

Is StoryStack free?
StoryStack is free to download, with in-app purchases available.
Is BookSlayer free?
BookSlayer is free to download, with in-app purchases available.
Which has better reviews, StoryStack or BookSlayer?
StoryStack is rated higher. StoryStack averages 4.1 out of 5 from 54 ratings, while BookSlayer averages 2.3 from 3 ratings.
Do StoryStack or BookSlayer have ads?
BookSlayer shows ads; StoryStack does not.
Which is updated more often, StoryStack or BookSlayer?
StoryStack ships an update every 10 days, and BookSlayer fortnightly. Most recently, StoryStack was updated on October 23, 2026 and BookSlayer on October 24, 2026.

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