Comparison

Flash Notes vs RelatedWorks

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

Head to head
About

Flash Notes

Capture fleeting thoughts instantly and organize them effortlessly. This app uses AI to help your ideas evolve and discover new connections, transforming scattered notes into valuable knowledge. Review your inspirations in new ways and gain visual insights into your creative process.

Highlights
  • Lightning-fast note capture via widgets and Siri
  • Categorize with 3 card types and color tags
  • Inbox-style processing with swipe gestures
  • Link related cards for idea evolution
  • AI-powered memory cards for insights
  • Serendipitous review via flashcard carousel
  • Multi-view options and visual insights
Features
Read full description

IdeaNote is a zero-stress idea capture and discovery tool. Capture flashes of inspiration in seconds, organize them effortlessly, and let AI help your scattered thoughts grow over time. Recording is never the end—let your inspiration continue to evolve. 【Core Features】 1、Lightning-Fast Capture: Deeply integrated with the iOS ecosystem. Trigger new notes instantly via Lock Screen widgets, Home Screen widgets, Siri shortcuts, or one-tap clipboard reading. Zero friction, so you never lose a fleeting thought. 2、3 Card Types & Color Tags: Automatically categorize upon creation using Idea, Info, or Task cards. Apply 6 customizable semantic colors to easily mark urgency and context without building complex folder hierarchies. 3、Inbox-Style Processing: Swipe right to archive, swipe left to trash. Separate the act of "collecting" from "processing." Jot things down now and organize them later, eliminating note-taking anxiety. 4、Idea Evolution: Link related cards to build a clear train of thought (e.g., source → derived). Watch your fragmented ideas organically grow into comprehensive projects. 5、AI-Powered Idea Memory: Our advanced AI analyzes your long-term notes to extract recurring themes, focus shifts, and deep insights, generating personalized "Memory Cards" that turn scattered data into real knowledge. 6、Serendipitous Review: Break free from linear reading. Our random flashcard carousel wakes up dormant ideas, giving old inspirations new value in your current context. 7、Multi-View & Visual Insights: Switch between Card, Grid, or Timeline views. Explore a beautiful Treemap heatmap of your topics, and receive automated Weekly Inspiration Reports to track your creative growth. 【Privacy First】 Your thoughts are strictly private. IdeaNote operates on a serverless architecture—all data is stored locally on your device by default. If you enable sync, your notes are securely routed only through your personal iCloud account. We cannot and will never access your data. Terms of Use:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy:https://www.yuque.com/suyue-tx5hq/tf9hzg/dhpq1wythl5zr7au?singleDoc#

About

RelatedWorks

Features
Read full description

RelatedWorks is a native macOS and iOS/iPadOS app built for Computer Science researchers. It helps you manage the papers you read, annotate them with cross-referenced notes, and automatically draft the Related Works section of your next paper. Features * Project-based workspaces — one project per paper you're writing * Import PDFs with AI-powered metadata extraction (macOS only) * PDF Inbox via Share Extension — send PDFs from Safari or Files into a synced Inbox, then bulk import captured papers on macOS * Search DBLP and arXiv to fetch bibliographic data automatically (macOS only) * Semantic IDs — give each paper a short memorable tag like @Transformer or @BERT * Cross-reference annotations — link papers using @mentions in your notes * Citation Graph — compare @mentions, in-project references, and shared outside references for each project (macOS only) * Generate a streaming LaTeX-ready Related Works draft with one click (macOS only) * Per-project generation prompts with presets for Survey, Research Paper, Tech Report, or Custom (macOS only) * Export BibTeX entries fetched from DBLP or auto-generated (macOS only) * iCloud Drive sync — keep your library in sync across Mac and iPhone/iPad * Export, import, and open projects from Finder as .relatedworks files (macOS); import projects on iPhone and iPad * Supports Ollama and Google Gemini (macOS only) * iPhone and iPad companion app — browse papers, review notes, and make lightweight edits on the go * Automation and linking support — relatedworks:// deep links, read-only AppleScript, and Hookmark integration On iPhone and iPad, RelatedWorks is designed primarily as a companion viewer and lightweight editor for your research library. The iOS/iPadOS app does not require or rely on any AI backend; instead, it syncs your library seamlessly from the macOS version via iCloud. You can comfortably browse papers, review notes, and refine annotations on the go, making it easy to continue working on your literature and prepare for writing wherever you are. Any annotations you edit on iPhone or iPad automatically sync back to your Mac, providing a smooth “go-and-work” experience for paper reading and writing.

Screenshots

Flash Notes4 screens
RelatedWorks4 screens

Verdict

The call

The clearest difference is in-app purchases: RelatedWorks at none against Flash Notes's 3. Flash Notes's advantage is iOS requirement (17.0 vs 26.0). 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. Flash Notes sells 3 in-app purchases, starting at $0.99 per month. RelatedWorks asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 6 level
Flash Notes versus RelatedWorks: the parameters behind the verdict, then further details
ParameterFlash NotesRelatedWorks
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS17.0 — better26.0
Further details — not scored
Size68 MB9 MB
Age rating4+4+
Developer馨洁龙 郑Junxue ZHANG

In-app purchases

3 purchases

Flash Notes

Subscriptions2
  • FlashNote-Pro(Monthly)$0.991 Month
  • FlashNote-Pro(Quarterly)$1.993 Months
One-time1
  • FlashNote-Pro(One‑time purchase)$4.99
None

RelatedWorks

No in-app purchases

Questions

Is Flash Notes free?
Flash Notes is free to download, with in-app purchases available.
Is RelatedWorks free?
RelatedWorks is free to download, with no in-app purchases.
Do Flash Notes or RelatedWorks have ads?
Neither Flash Notes nor RelatedWorks shows ads.
Which is updated more often, Flash Notes or RelatedWorks?
Flash Notes ships an update weekly, and RelatedWorks weekly. Most recently, Flash Notes was updated on November 9, 2026 and RelatedWorks on November 5, 2026.

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