Honest comparison · Updated 2026-09-18
Backnumber vs CLZ Comics
CLZ Comics, from the long-running Collectorz.com, is one of the most established comic-collection database apps around (14,700+ ratings, 4.9★), with a huge barcode-scan database behind it. Backnumber is a leaner tool built around one specific job CLZ doesn't emphasize as directly: spotting exactly which issues you're missing from a series.
Dimension-by-dimension
| Dimension | Backnumber | CLZ Comics | Edge |
|---|---|---|---|
| Missing-issue detection | See exactly which issues are missing from any series at a glance — the app's core feature. | Tracks owned issues, but gap-detection isn't the primary framing of the app. | |
| Collection database | You enter series, number, condition, price, and notes yourself. | A massive pre-populated comics database with barcode scanning to add issues instantly. | |
| Want list | Keep a want list and move items to your collection the moment you find them. | Wishlist and collection-value tracking as part of a broader feature set. | |
| Pricing/valuation data | You track price and notes manually. | Pulls market pricing data for collection valuation. | |
| Maturity | New app, small review base. | 14,700+ ratings at 4.9★ and a long-running, trusted brand in the collecting space. |
Backnumber advantage · CLZ Comics advantage · roughly equal
Where Backnumber wins
- Gap-spotting is the whole point. Seeing exactly which issues of a series you're missing, instantly, without scrolling a full inventory, is the core workflow — not a secondary feature.
- Want list that converts to collection the moment you find an issue, keeping the two lists in sync automatically.
Where CLZ Comics wins
- Barcode scanning and a massive pre-built database. Adding issues by scanning a barcode, instead of typing series/number/condition by hand, is a major time-saver at collection scale.
- Market valuation data and a long, trusted track record in the collecting community.
Pick Backnumber if…
Your main pain point is knowing exactly which issues you're missing from a run, and you don't mind manual entry.
See BacknumberPick CLZ Comics if…
You have a large collection and want barcode-scan entry plus market valuation from an established, trusted database.
Visit CLZ Comics siteBoth track a collection; CLZ optimizes for fast, database-backed entry at scale, Backnumber optimizes for the specific moment you're standing at a back-issue bin asking "what am I missing?"
Frequently asked questions
What's the main difference between Backnumber and CLZ Comics?+
CLZ Comics, from the long-running Collectorz.com, is one of the most established comic-collection database apps around (14,700+ ratings, 4.9★), with a huge barcode-scan database behind it. Backnumber is a leaner tool built around one specific job CLZ doesn't emphasize as directly: spotting exactly which issues you're m
Should I choose Backnumber or CLZ Comics?+
Pick Backnumber if: Your main pain point is knowing exactly which issues you're missing from a run, and you don't mind manual entry. Pick CLZ Comics if: You have a large collection and want barcode-scan entry plus market valuation from an established, trusted database.
What can Backnumber do that CLZ Comics can't?+
Gap-spotting is the whole point. Seeing exactly which issues of a series you're missing, instantly, without scrolling a full inventory, is the core workflow — not a secondary feature. Want list that converts to collection the moment you find an issue, keeping the two lists in sync automatically.
Where does CLZ Comics win over Backnumber?+
Barcode scanning and a massive pre-built database. Adding issues by scanning a barcode, instead of typing series/number/condition by hand, is a major time-saver at collection scale. Market valuation data and a long, trusted track record in the collecting community.
How much does Backnumber cost compared to CLZ Comics?+
Backnumber: You track price and notes manually. CLZ Comics: Pulls market pricing data for collection valuation.