Learn everything about LongboxIQ

Understand the full collector workflow: import, clean, organize, value, learn, and export.

Sign up, sign in, and access your collection vault securely.

Search the catalog and add issues to your collection one at a time.

Upload CSV or Excel exports from other apps and map columns.

Purchase price, declared value, slabs, and certification fields.

Collector-focused guides — not copied wikis or hype.

CSV and JSON export — your collection leaves with you anytime.

Understand the full collector workflow: import, clean, organize, value, learn, and export.

Sign up, sign in, and access your collection vault securely.

Navigate the sidebar, header search, and overview stats.

Search the catalog and add issues to your collection one at a time.

View, edit, and remove comics from your collection table.

How comic search works and what match confidence means during import.

Upload CSV or Excel exports from other apps and map columns.

Resolve uncertain matches before they become permanent records.

Direct vs newsstand, printings, ratio variants, and UPC matching.

Assign comics to short boxes, long boxes, shelves, and storage units.

Purchase price, declared value, slabs, and certification fields.

Estimated vs manual vs declared — what the numbers mean.

Build timestamped PDF documentation for high-value collections.

Collector-focused guides — not copied wikis or hype.

See which characters appear across your collection.

Track which issues you own in a run and what you are missing.

Help improve Issue Guides and metadata with community corrections.

CSV and JSON export — your collection leaves with you anytime.

Free, Collector, Power Collector, and Dealer tiers explained.

What you can do on the free tier and when to upgrade.

How we protect your account and collection data.

Quick reference for grades, editions, and guide vocabulary.