Comparison

SiloNote vs Book Context

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

Head to head
About

SiloNote

This app allows for rapid note-taking using text, photos, and voice. Notes are stored locally as Markdown files and can be synced with Obsidian. A home screen widget provides quick access to recent entries.

Highlights
  • Quick note capture
  • Text, photo, and voice recording
  • Local Markdown file storage
  • Customizable note folders
  • Obsidian sync
  • Home Screen widget
Features
Read full description

SiloNote is a lightweight local-first note app designed for quick capture and personal Markdown note-taking. · Capture notes with text, photos, and voice recordings · Keep notes in local Markdown files · Choose and manage your own note folder · Sync your local notes to Obsidian · Review recent notes with the Home Screen widget Simple, portable, and under your control. Terms of Use (EULA): https://www.silonote.com/legal/terms Privacy Policy: https://www.silonote.com/legal/privacy

About

Book Context

Read full description

Turn your bookshelf into a knowledge base that answers back. BookContext is a conversation-first personal library app. Scan ISBN barcodes to build your library in seconds, then ask it questions the way you'd ask a friend — every answer is grounded in the books you actually own, with citations you can tap. ASK BOOKS — YOUR AI LIBRARY ADVISOR "Which of my books best explains decision-making?" "What do these two authors disagree on?" Ask anything. The advisor searches across your entire collection and answers with sources: • Tappable citation markers jump straight to the cited book • Smart follow-up suggestions keep the conversation going • Every book mentioned in a chat is collected into a one-tap reading list • Free plan includes 10 chat messages per month BUILD YOUR LIBRARY IN SECONDS • Scan ISBN barcodes — cataloged in about 3 seconds • Automatic metadata: covers, authors, publishers, descriptions • Reading status (Reading, Finished, Wishlist) plus custom locations • Lending tracker: always know who borrowed what 30-SECOND SMART INSIGHTS Generated automatically right after you scan: • One-sentence hook and a 300-word overview • Key insights and must-read chapter highlights • Writing style, target audience, and actionability rating PRO • Unlimited Ask Books conversations • Deep smart analysis for every book • Public catalog recommendations: the advisor can look beyond your shelf and suggest the next book worth buying • "Read next": real similar-book suggestions powered by semantic similarity DESIGNED FOR READERS • Clean, modern interface following Apple's design guidelines • Dark mode for comfortable nighttime reading • Secure cloud sync — your library travels with you • Privacy-first: smart features only process book content and the questions you submit; no ads, no cross-app tracking Your books have more to say than you remember. Start asking.

Screenshots

SiloNote4 screens
Book Context4 screens

Verdict

The call

The clearest difference is in-app purchases: SiloNote at none against Book Context's 2. SiloNote also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (16.6 vs 18.0). On price, 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. Book Context sells 2 in-app purchases, starting at $0.99 per month. SiloNote asks for nothing beyond the download.

UpkeepUpdate frequency

SiloNote ships an update weekly, Book Context every 3 weeks. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 6 level
SiloNote versus Book Context: the parameters behind the verdict, then further details
ParameterSiloNoteBook Context
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone
Requires iOS16.6 — better18.0
Further details — not scored
Size17 MB5 MB
Age rating4+4+
Developer俊杰 马双仕 韩

In-app purchases

None

SiloNote

No in-app purchases

2 purchases

Book Context

Subscriptions2
  • Pro Monthly$0.991 Month
  • Pro Yearly7 Days trial$7.991 Year

Questions

Is SiloNote free?
SiloNote is free to download, with no in-app purchases.
Is Book Context free?
Book Context is free to download, with in-app purchases available.
Do SiloNote or Book Context have ads?
Neither SiloNote nor Book Context shows ads.
Which is updated more often, SiloNote or Book Context?
SiloNote ships an update weekly, and Book Context every 3 weeks. Most recently, SiloNote was updated on October 10, 2026 and Book Context on October 7, 2026.

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