Comparison

CLZ Scanner vs Robograder

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CLZ Scanner

This barcode scanner app integrates with web-based software to instantly send scanned barcodes to your computer. It streamlines inventory management by allowing you to add items via barcode directly from your phone.

Highlights
  • Scan barcodes with your phone
  • Instantly send scans to web software
  • Add items via barcode
  • Integrates with CLZ Web
  • Streamlines inventory management
Features
Read full description

CLZ Scanner is a barcode scanner app for use with the CLZ Web web-based software. In short, you can use CLZ Scanner to scan barcodes with your phone and instantly send the scanned barcodes to the Add by Barcode tab of your CLZ Web software on your computer.

About

Robograder

Instantly grade your comic books using just your phone's camera. Get a detailed condition report, including specific defect notes and a score on a familiar scale. Perfect for collectors, buyers, and sellers.

Highlights
  • Photo-based grading
  • Detailed condition breakdown
  • Specific defect notes
  • Page quality assessment
  • Collection cataloging
  • Pay-per-assessment credits
Features
Read full description

Robograder grades your comic books from photos in seconds. Snap a few shots of a comic — front, back, spine, interior — and Robograder returns a condition grade on a familiar 0.5–9.9 scale, plus a detailed breakdown of exactly what it sees: spine stress, corner wear, surface defects, page quality, and more, defined by region. Whether you're buying, selling, or just cataloging your collection, Robograder gives you a fast, consistent second opinion before you commit to a costly professional submission. FEATURES • Photo-based grading — no special equipment, just your phone • Component breakdown — separate scores for front, back, spine, and interior • Specific defect notes — know what's affecting the grade and where • Page quality assessment • Build your collection — save and organize every book you grade • Simple credit packs — pay only for the assessments you use, NO SUBSCRIPTIONS Robograder is an independent grading tool and is not affiliated with any professional encapsulation service. Grades are estimates to help you make informed decisions.

Screenshots

CLZ Scanner4 screens
Robograder4 screens

Verdict

The call

The clearest difference is rating: CLZ Scanner at 4.6 against Robograder's 4.0. CLZ Scanner also leads on in-app purchases (none vs 3) and review sentiment (91% vs 71%). Robograder's advantage is update cadence (every 9 days vs every 7 months). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Robograder sells 3 one-off in-app purchases. CLZ Scanner asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

CLZ Scanner holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 84 and 18 respectively. Written reviews point the same way: 91% of CLZ Scanner's written reviews are positive against 71% of Robograder's.

UpkeepUpdate frequency

CLZ Scanner ships an update every 7 months, Robograder every 9 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 3 level
CLZ Scanner versus Robograder: the parameters behind the verdict, then further details
ParameterCLZ ScannerRobograder
PriceFreeFree
Rating4.6 (84 ratings) — better4.0 (18 ratings)
Positive reviews90.9% of reviews — better71.4% of reviews
Number of ratings84 — better18
Update frequencyEvery 7 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size4 MB19 MB
Age rating4+4+
DeveloperCLZRobograder LLC

Customer experience

CLZ Scanner

All ratings72 ratings
Positive93.1%
Neutral4.2%
Negative2.8%
Written reviews11 reviews
Positive90.9%
Neutral0.0%
Negative9.1%

Robograder

All ratings18 ratings
Positive77.8%
Neutral0.0%
Negative22.2%
Written reviews7 reviews
Positive71.4%
Neutral0.0%
Negative28.6%

In-app purchases

None

CLZ Scanner

No in-app purchases

3 purchases

Robograder

One-time3
  • Comic Stack$9.99
  • Comic Wall$29.99
  • Short Box$99.99

Questions

Is CLZ Scanner free?
CLZ Scanner is free to download, with no in-app purchases.
Is Robograder free?
Robograder is free to download, with in-app purchases available.
Which has better reviews, CLZ Scanner or Robograder?
CLZ Scanner is rated higher. CLZ Scanner averages 4.6 out of 5 from 84 ratings, while Robograder averages 4.0 from 18 ratings.
Do CLZ Scanner or Robograder have ads?
Neither CLZ Scanner nor Robograder shows ads.
Which is updated more often, CLZ Scanner or Robograder?
CLZ Scanner ships an update every 7 months, and Robograder every 9 days. Most recently, CLZ Scanner was updated on November 3, 2026 and Robograder on November 5, 2026.

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