15 vs Sideboard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
15
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Welcome to AI Book Review, a virtual Book Reviewer designed to simplify your reading journey. AI Book, powered by artificial intelligence, is an innovative app designed to enhance book discovery, exploration, and review, connecting users with a diverse community of book lovers. The AI Book Reviewer uses advanced technology to provide personalized recommendations based on your preferences and previous reads. It provides Detailed Book Summaries, allowing you to quickly understand various books without revealing the full story. This innovative tool allows you to immerse yourself in the world of literature. Key Features: Personalized book recommendations, based on your reading preferences, genre interests, and past reviews. It helps you discover new authors, genres, and hidden literary gems, ensuring you discover a world of literary possibilities. Detailed Summaries offer a comprehensive overview of books, providing concise yet informative summaries that capture the essence of each book, enabling users to make informed decisions about what to read next, focusing on plot, characters, and themes. Community Reviews are a platform where book enthusiasts share their thoughts and experiences, fostering a sense of literary camaraderie and promoting meaningful conversations. By reading and contributing to these reviews, readers can discover diverse perspectives and engage in meaningful discussions. Personal Bookshelf is a tool that allows users to create a personalized library, track their reading journey, add notes, and bookmarks, and revisit favorite passages, thereby organizing their virtual library for easy reference and sharing of reading achievements. Intelligent search features in our app enable users to efficiently find books by title, author, genre, or keywords, allowing them to refine their search results and discover books that match their specific criteria. Book clubs integration are a popular form of literary community that encourages sharing of knowledge, ideas, and experiences, fostering a sense of community and fostering a love for literature. Progress tracking is a crucial tool for tracking and evaluating the progress of individuals in their reading challenges, thereby fostering motivation and encouraging healthy reading habits. Author provides valuable book insights through biographies, interviews, and behind-the-scenes information, providing a deeper understanding of the creative process and literary inspirations behind their beloved works. Artificial intelligence is transforming the reading experience by providing personalized recommendations, in-depth reviews, and ratings through AI Book. This technology also allows users to connect with a diverse community of book lovers who share their love for reading. So what are you waiting for? Download the AI Book Review today and start exploring the world of literature like never before! Subscription Details: 1. Weekly - Subscription price: $4.99 2. Yearly - Subscription price: $79.99 Payment will be charged to iTunes Account at confirmation of purchase Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. No cancellation of the current subscription is allowed during active subscription period Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy policy : https://pipaliyasmit.wordpress.com/privacy-policy/ Terms of Use: https://pipaliyasmit.wordpress.com/terms-condition/
Sideboard
This app displays your upcoming and in-progress meetings, showing the time until your next event or the remaining duration of your current one. It offers widgets for your home screen and can run in standby mode to keep your schedule visible.
- See upcoming and in-progress meetings
- Time until next meeting display
- Current meeting duration tracking
- Home screen widgets
- Standby mode for schedule visibility
- Designed for side-running productivity
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Sideboard is designed to summarise your upcoming meetings and enhance your productivity See Your Day: Sideboard will quickly show your upcoming or in progress meetings, and show how long until the next meeting (or how long the current meeting has left to run) This lets you see at a glance how your day is looking Put it on your dock: The iOS and iPad app is designed to be run "on the side" - hence the name! Our widgets are even better than the app!: Sideboard has a range of widgets that can be added to your home screen, showing your upcoming meetings, or the current meeting Running in standby mode is perfect for showing you your next meeting!
Screenshots
Verdict
The clearest difference is in-app purchases: Sideboard at none against 15's 2. Sideboard also leads on ads (none vs shown) and device support (5 vs 3). 15's advantage is iOS requirement (13.0 vs 26.0). On price and update cadence 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. 15 sells 2 in-app purchases, starting at $4.99 per 7 days. Sideboard asks for nothing beyond the download.
15 ships an update monthly, Sideboard every 5 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.
| Parameter | 15 | Sideboard |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly — better | Every 5 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac, Apple Watch, Vision Pro — better |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 41 MB | 11 MB |
| Age rating | 17+ | 4+ |
| Developer | Smit Pipaliya | JOHN ANDREW POLLARD |
In-app purchases
15
- Weekly Premium Access$4.997 Days
- Yearly Premium Access3 Days trial$79.991 Year
Sideboard
No in-app purchases









