Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
✕
Tubly
✓ verified
AI YouTube summarizer with reading and listening options; solid traffic.
109K visits/mo
✕
RewriteBar
✓ verifiedFree trial
macOS menu-bar AI writing assistant that fixes grammar, translates, and runs custom text-rewriting actions in any app via keyboard shortcut.
15K visits/mo37K saves
✕
DeepWiki
✓ verifiedFree
Free tool that auto-generates conversational, browsable documentation for any public GitHub repo, from the makers of Devin.
1.2M visits/mo
Pricing
No public pricing
Standard: $29 one-time (1 device, 35,000 one-time credits)
Pro: $59 one-time (3 devices, 3,000,000 credits/month, includes 1-year AI Gateway subscription)
Extra Device add-on: $19 one-time
RewriteBar Gateway: $40/year (53 AI models, 3,000,000 credits/month)
Free trial available
No public pricing
No public pricing
Core features
- ✦AI-powered YouTube video summarization
- ✦Text and audio summaries
- ✦Multilingual translation of summaries
- ✦Time Tagging
- ✦History of summarized videos
- ✦Grammar and spelling correction triggered from any app
- ✦Translation across 500+ languages
- ✦Custom, chainable AI actions (e.g., summarize, humanize, fix JSON)
- ✦PopClip integration and global keyboard shortcuts
- ✦Support for local AI models (Ollama, LM Studio, Apple Intelligence)
- ✦One-time license options instead of mandatory subscription
- ✦Side-by-side comparison of rewritten vs. original text
- ✦AI Chatbot powered by ChatGPT, GPT-4o & Gemini
- ✦Available on multiple platforms (Web, iPhone, Apple Watch, macOS, Android)
- ✦Humanlike responses
- ✦Homework assistance
- ✦Proofreading
- ✦AI Writing Assistant
- ✦AI-generated documentation for GitHub repos
- ✦Conversational Q&A about a codebase
- ✦Browsable index of popular repositories
- ✦Deep code indexing via Devin
Use cases
- →Quickly understanding the content of long YouTube videos
- →Staying updated on favorite YouTube channels on the go
- →Learning new languages by reading or listening to translated summaries
- →Efficiently navigating through videos using time stamps
- →Mac users wanting quick grammar and tone fixes without leaving their app
- →Multilingual users translating text inline while writing
- →Developers wanting one-click JSON error fixing or ASCII art generation
- →Privacy-conscious users preferring local AI models over cloud APIs
- →Get help with homework, from essays and compositions to math questions.
- →Proofread written work to create professional-grade documents.
- →Get personalized help with any writing project, from essays to social media posts.
- →Act as a travel agent.
- →Understanding an unfamiliar codebase quickly
- →Onboarding to open-source projects
- →Answering questions about repo internals
Visit