Comparison

Trillion Book Gift vs StoryStack

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

Head to head
About

Trillion Book Gift

Read full description

Fixing.World's Trillion Book Gift delivers 50+ books in 50+ languages as a gift for all. 90% of brain development occurs in the first 4 years of a human's life. The benefits of storytime go beyond increased cognitive capabilities – it’s also about social and emotional development. Repetitive reading of owned books is essential. Helping families spend quality time, emotionally connect and feel comforted, also gaining empathy and self-esteem. This collection of books are based on classic, multi-national, multi-ethnic folk tales from around the world with diverse modernized original art in a variety of styles. Fixing.World’s mission is to ensure equity and positive outcomes for all families. Download the Trillion Book Gift now and create positive change today. https://www.fixing.world/terms-of-service https://www.fixing.world/data-and-privacy-policy

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
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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/

Screenshots

Trillion Book Gift4 screens
StoryStack4 screens

Verdict

The call

The clearest difference is in-app purchases: Trillion Book Gift at none against StoryStack's 4. Trillion Book Gift also leads on iOS requirement (14.0 vs 16.4). On price, update cadence, ads 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. StoryStack sells 4 in-app purchases, starting at $4.99 per 7 days. Trillion Book Gift asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 27, 2026 and November 8, 2026 respectively.

Scorecard2 real differences · 8 level
Trillion Book Gift versus StoryStack: the parameters behind the verdict, then further details
ParameterTrillion Book GiftStoryStack
PriceFreeFree
Rating—4.1 (54 ratings) — better
Positive reviews—42.9% of reviews
Number of ratings—54 — better
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPod — betteriPhone
Requires iOS14.0 — better16.4
Further details — not scored
Size61 MB136 MB
Age rating4+4+
DeveloperFixing.World, Inc.Astralab Studios, Inc.

In-app purchases

None

Trillion Book Gift

No 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

Questions

Is Trillion Book Gift free?
Trillion Book Gift is free to download, with no in-app purchases.
Is StoryStack free?
StoryStack is free to download, with in-app purchases available.
Do Trillion Book Gift or StoryStack have ads?
Neither Trillion Book Gift nor StoryStack shows ads.
Which is updated more often, Trillion Book Gift or StoryStack?
Trillion Book Gift ships an update every 2 weeks, and StoryStack every 2 weeks. Most recently, Trillion Book Gift was updated on October 27, 2026 and StoryStack on November 8, 2026.

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