+5
Ryunosuke Shibuya
For students and professionals seeking specialized tools for study retention, project-based organization, and niche data tracking.
Known for
For students and professionals seeking specialized tools for study retention, project-based organization, and niche data tracking.
Developing specialized iOS utilities and productivity tools designed to streamline academic tracking and professional workflows through native Apple frameworks.
Target audience
Portfolio
Free 7Last updated
Booklog - 本の進捗管理アプリ
v1.0
1.6y ago
Primary focus
iOS productivity and lifestyle utilities
Scale
indie
Target audience
Students and professionals seeking specialized tools for study retention, project-based organization, and niche data tracking.
Origin
Founded by a Hosei University student and software engineer at LY Corporation.
Maintains an exceptionally high release cadence with 18 updates in the last 6 months across a majority-active portfolio.
8 apps analysed
Safari extension integration creates a low-friction capture loop
Distributed across 20 markets, strongest in Europe.
Based on 1 of 8 apps with localized market data — more coverage rolling in as scans complete · last scanned .
User-sentiment analysis coming soon.
This app directly competes by offering the same core utility: converting web content into clean Markdown for personal knowledge management.
Strategic outlook coming soon.
What fed this analysis
While focused on audio, this app competes for the same productivity-conscious user base looking to move unstructured data into structured Markdown notes.
Occupies the same utility category by providing document creation and management tools for mobile users.
Competes for the attention of users who use AI to manipulate text for productivity or content creation purposes.
This app shares the utility space by providing text-based tools for content creators, though it focuses on social media rather than web-to-note workflows.
A long-standing text editor that overlaps with the target app's Markdown-centric functionality and developer-focused audience.
A new entrant that simplifies the extraction of text from media, directly challenging the target's 'copy-to-notes' value proposition.
Targets the same productivity-focused mobile user, specifically those creating content from web-based scripts.
