Features
Discover everything RedSum can do for you.
Post Summarization
Get summaries of any Reddit post. Choose between short summaries for quick insights or long summaries for comprehensive analysis.
Short Summary
Long Summary
Comment Summarization
Get summaries of any Reddit post comments. Choose between short summaries for quick insights or long summaries for comprehensive analysis. It extracts all comments up to 600, including all nested comments.
Deep Analysis
Provides a deep sentiment analysis of the entire selected subreddit.
Q&A
Ask any question about the comments, essentially "talk" with your subreddit.
Batch Summarize
Analyze an entire subreddit in one pass. Batch Summarize processes all posts from a selected subreddit and delivers post-level summaries, thematic insights, and interactive Q&A, distilled into clear, usable formats.
What you get:
Post-by-Post Micro Summaries
A very short, one-line summary for every post in the subreddit—ideal for rapid scanning and prioritization.
Comprehensive Overview
A deep, narrative summary capturing the overall tone, recurring discussions, and dominant viewpoints of the subreddit.
Topic-Based Breakdown
Automatically groups discussions by subject and generates a separate summary for each major theme.
Structured Table Summary
A clean, formal table highlighting key topics, sentiment, frequency, and representative insights.
Infographic Summary
Visual representations of trends, dominant themes, and discussion volume for quick insight.
Whiteboard-Style Summary
A conceptual, visual map showing how ideas and conversations connect across the subreddit.
Interactive Q&A
Ask questions directly about the subreddit and get answers grounded in the analyzed posts—no manual searching required.
Background Intelligence, Widgets & Live Activities
Your app keeps working—and keeps you informed—even when it's not open.
Built with Widgets, Live Activities, and the new iOS 26 True Background API, the app handles long-running tasks seamlessly and transparently.
What this enables:
True Background Processing
Comment extraction, summarization, and text-to-speech run continuously in the background with no time limitations, even while the device is locked.
Live Activities Progress Tracking
Track ongoing analysis, summaries, and audio playback in real time directly from the Lock Screen and Dynamic Island.
Lock-Safe Execution
Tasks don't pause, reset, or fail when the screen turns off—ideal for large threads and deep subreddit analysis.
Widget-Powered Control
Start, monitor, and resume tasks directly from Home Screen widgets.
Platform & Device Support
iPhone & iPad
Fully supported on both iPhone and iPad with device-specific layouts optimized for each screen size and orientation—no stretched UI, no compromises.
Mac (Apple Silicon)
Runs natively on M-series Macs using Apple Silicon, delivering a full desktop-class experience with the same features and performance.