Lexi vs Cubox
Cubox and Lexi both put AI on your reading list. The difference is what the AI costs and what it covers.
Cubox is one of the few read-later apps that, like Lexi, treats AI as the core of the product: summaries, AI highlights, and questions answered from your library. The honest differences are in what content each handles, which platforms they cover, and how much of the AI sits behind the top-tier plan.
Cubox facts on this page come from cubox.cc (product, pricing, and help pages) as of July 2026. If you spot something outdated, tell us and we will fix it.
Lexi vs Cubox, feature by feature
| Feature |  Lexi | Cubox |
|---|---|---|
| AI enrichment | Automatic summaries, tags, and OCR on every save, from the free tier up. | AI Insights and summaries are automatic on the Pro+AI plan ($69/year); the Pro plan gets a limited AI trial. |
| Chat with your library | Ask questions across everything you saved; answers cite the source item. | Ask AI answers questions from your saved library, on the Pro+AI plan. |
| File types | Web pages, PDFs, images (with OCR), notes, and imported ChatGPT threads. | Web articles, newsletters via Email Drop, snapshots, and bookmarks. |
| Capture routes | iOS share sheet and web app (drag-and-drop, paste). | Browser extensions, share sheet, Email Drop for newsletters, and an API. |
| Platforms today | Web app + iPhone app; Mac and Chrome extension coming soon. | iOS, Android, Mac, web, Apple Watch, and extensions for all major browsers. |
| PKM integrations | One-click export to Notion, Apple Notes, and Reminders. | Official Obsidian plugin plus Notion, Readwise, Bear, and Day One exports. |
| YouTube & video | Saves YouTube videos with transcription and clickable seek to the cited moment. | Article- and web-centric; video transcription is not an advertised feature. |
| Pricing | Free tier with AI included; paid plans up to $19.99/month. | Free tier with capped saves; Pro $39/year; the full AI experience requires Pro+AI at $69/year. |
Why people pick Lexi
- AI from the first save: summaries, tags, and OCR are included in the free tier, not a paid add-on.
- OCR built in — search the text inside screenshots and scanned PDFs.
- Answers cite the exact saved item, so you can verify instead of trusting a summary.
- YouTube transcription with clickable seek — jump to the moment the answer came from.
Frequently asked questions
Is Lexi a Cubox alternative?
Yes — they are the two most AI-forward read-it-later apps. Cubox covers more platforms and has more PKM integrations today; Lexi includes its AI in every tier, handles images and PDFs with OCR, and cites sources in chat answers.
Can I import my Cubox library into Lexi?
Not automatically today — Lexi does not have a Cubox importer yet. You can re-save the items that still matter, and Lexi will enrich them as they come in.
What does Cubox AI actually cost?
Automatic AI Insights, Ask AI, and future AI upgrades require the Pro+AI plan at $69/year (about $5.75/month). The $39/year Pro plan includes only a limited AI trial. Lexi includes AI enrichment starting from the free tier.
Which handles more content types?
Lexi ingests web pages, PDFs, images with OCR, notes, and imported ChatGPT threads, and transcribes YouTube videos. Cubox focuses on web articles, newsletters, and bookmark snapshots.
Where can I use Lexi today?
Lexi is available today as a web app and on iPhone. A Mac app and a Chrome extension are on the roadmap.