Burn451: Read Later & Save

By: 国庆沈

Read later. Or let it burn.

Features & Capabilities

The Pocket alternative that deletes what you never read. Save once, get 24 hours -- read it or let it burn. AI-summarized vault for what survives.

If your Pocket backlog became a graveyard after Pocket shut down in July 2025, Burn451 answers the opposite question. Not "how do I save more," but "how do I keep only what's worth keeping." Built for the Instapaper and Readwise crowd who outgrew them, and the bookmark people who never read what they save.

The average person saves hundreds of bookmarks and reads almost none. Every "Save for Later" is a tiny lie. Burn makes you honest.

How it works:

FLAME -- Every save gets 24 hours. Save a URL, and the clock starts. Read it or watch it burn. No guilt -- the decision is made for you.

SPARK -- Read something worth keeping? It becomes a Spark. You get 30 more days to revisit, reflect, or let go. Still a deadline -- because deadlines work.

VAULT -- Only the best earns a permanent spot. Your Vault is your curated knowledge base -- tagged, searchable, exportable. Not a graveyard. A library you actually use.

For AI power users:

Burn exposes your Vault via Model Context Protocol (MCP). Connect the companion MCP server to compatible desktop AI tools. Your AI does the thinking; Burn provides the saved context:

"Summarize what I read this week"
"What themes keep showing up in my saves?"
"Find something I saved about [topic]"

Why Burn is different:

Other read-later apps help you save more. Burn helps you save less. Other apps become digital attics. Burn is a furnace -- what survives the fire is gold.

Features:

24-hour countdown timer for every save
Automatic content extraction and reading time estimate
Clean reader mode -- no ads, no clutter
Collections for topic grouping
Voice notes with speech-to-text
AI Read decision cards
Long-video transcript support
Share Extension -- save from any app
Markdown export from Vault
MCP-ready Vault access through the companion server
Cloud sync across devices
Dark mode + English/Chinese

Free to use. Burn Pro unlocks more for power users:

30 Spark slots (free keeps 5)
Unlimited Vault saves (free includes 5 per month)
Unlimited collections and collection AI (free includes 3 collections and first-time collection AI)
10 Ash rescues per month
MCP access
Markdown export

Works with: X, YouTube, Reddit, Spotify, Hacker News, Medium, GitHub, WeChat, Bilibili, Xiaohongshu, and any web page.

Privacy first. Your reading stays yours. No ads, no data selling. Analytics are used only to improve the app experience.

Burn Pro is an auto-renewable subscription: $4.99/month with a 7-day free trial. Payment is charged to your Apple ID at purchase confirmation. Your subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in App Store account settings.