Sapphirus LearningChain vs BubbleBooks
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sapphirus LearningChain
This app allows students to securely store their blockchain-based digital certificates in a personal wallet. Certificates can be easily shared on social networks or sent for verification using a simple QR code scan.
- Blockchain digital certificate storage
- Personal certificate wallet
- Social network sharing
- Verification certificate sharing
- QR code scanning for storage
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Learningchain, a blockchain digital certificate wallet enables students to store their block chain digital certificates in their personal storage. One can share the certificates on social network, share to verification certificates. Store your certificates with simple QR code scan.
BubbleBooks
This app offers an interactive learning experience for children, combining classic stories, music, and creative activities. It aims to foster reading skills and imagination through engaging narration, sing-along songs, and bubble-popping art. Kids can explore timeless tales and bring stories to life with interactive elements.
- Classic tales and nursery rhymes
- Narration with highlighted text
- Interactive sing-along songs
- Bubble-popping painting activities
- Interactive movie creation
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Spark Imagination & Build Confidence with BubbleBooks! Enter a colorful world where stories come alive, music inspires learning, and creativity knows no bounds. BubbleBooks makes learning engaging by combining classic tales, friendly narration, and interactive fun—all designed to help kids develop essential reading skills and a lifelong love for books. With BubbleBooks, your child can: • Explore timeless tales: Folk stories, nursery rhymes, and inspiring Bible stories that captivate young minds. • Follow along with narration & highlighted text: Boost comprehension and build reading confidence in a fun, supportive way. • Sing along to joyful songs: Music meets language learning with catchy tunes that reinforce key words and expand vocabulary. • Create colorful masterpieces: Interactive painting lets kids bring stories to life by swiping, popping, and swirling vibrant bubbles. • Interact with movies: Short, engaging films let kids add their own creative touch as they watch and play. BubbleBooks turns reading into an exciting adventure—one story, song, and bubble at a time! Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Sapphirus LearningChain at none against BubbleBooks's 2. Sapphirus LearningChain also leads on iOS requirement (12.0 vs 16.1). BubbleBooks's advantage is update cadence (every 6 days vs every 3 months). On price, rating, ratings volume and ads 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
Both are free to download. BubbleBooks sells 2 in-app purchases, starting at $4.99 per month. Sapphirus LearningChain asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Sapphirus LearningChain against 5.0 for BubbleBooks. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Sapphirus LearningChain ships an update every 3 months, BubbleBooks every 6 days. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.
| Parameter | Sapphirus LearningChain | BubbleBooks |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 25 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Sapphirus Systems Pvt Ltd | Neon Noise Lab |
Customer experience
Sapphirus LearningChain
BubbleBooks
In-app purchases
Sapphirus LearningChain
No in-app purchases
BubbleBooks
- Monthly$4.991 Month
- Yearly$44.991 Year
Questions
Is Sapphirus LearningChain free?
Is BubbleBooks free?
Which has better reviews, Sapphirus LearningChain or BubbleBooks?
Do Sapphirus LearningChain or BubbleBooks have ads?
Which is updated more often, Sapphirus LearningChain or BubbleBooks?
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