Comparison

C vs Greysheet

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

Head to head
About

C

This tool helps hose fabricators access up-to-date specifications for crimping industrial and hydraulic hoses. Users can search by hose style, coupling style, size, and crimper to ensure proper setup and crimping.

Highlights
  • Hose crimping specifications
  • Search by hose style
  • Search by coupling style
  • Search by hose size
  • Search by crimper
  • Setup and crimping information
Features
Read full description

The C-IQ Mobile mobile application provides hose fabricators with up-to-date specifications to properly crimp Continental industrial and hydraulic hoses. Users can search by hose style, coupling style, hose size, and crimper. The application contains all the information required to properly setup and crimp the desired hose and fitting.

About

Greysheet

Access industry-standard pricing and catalog data for rare coins and currency. Get hourly updates on wholesale and retail prices, auction records, and high-resolution images for U.S. and world numismatic items. Essential tools for collectors and dealers.

Highlights
  • Wholesale and retail pricing
  • Auction prices realized
  • High-resolution images
  • U.S. and world coin coverage
  • U.S. paper money coverage
  • World bank note coverage
  • Hourly price updates
Features
Read full description

Greysheet: Coin & Currency Pricing Trusted by dealers, investors, and collectors worldwide, Greysheet is the industry standard for pricing and catalog data in numismatics. Our FREE app delivers professional-level pricing and research tools for anyone serious about coins and paper money. A paid companion subscription is required to access pricing in the app. For over 50 years, Greysheet has been the undisputed authority on U.S. and world coin and currency pricing. With hourly price updates, you can rely on the most accurate wholesale and retail pricing available—across all grades, mints, and varieties. Greysheet continues to expand its coverage to meet the evolving needs of the numismatic community, offering transparent, market-driven pricing backed by real auction data. Backed by Whitman Brands Greysheet is published by Whitman Brands, the world’s leading numismatic publisher and the parent company behind trusted resources including Greysheet, Greensheet, Red Book, Bank Note Book, Friedberg, and more. When you use Greysheet, you’re using the same data professionals rely on every day. What You Get 1+ million wholesale and retail prices 2.5+ million auction records from major auction houses 8+ million high-resolution images Coverage across U.S. coins, world coins, and paper money App Features Complete listings with all relevant mint marks, grades, and designations Wholesale & retail pricing for: U.S. coins (Greysheet & CPG) World coins (Greysheet & CPG) U.S. paper money (Greensheet & CPG) World bank notes (The Banknote Book) Auction prices realized Gold, silver, and platinum spot prices Industry news Events directory Dealer directory U.S. Coin Series Covered =================== Colonial & Post-Colonial Coinage, Half Cents, Large Cents, Flying Eagle Cents, Indian Cents, Lincoln Cents, 2-Cent & 3-Cent Pieces, Shield Nickels, Liberty “V” Nickels, Buffalo Nickels, Jefferson Nickels, Half Dimes, Dimes, Quarters, Half Dollars, Dollars, Gold Coins ($1–$20), Classic & Modern Commemoratives, Proof & Mint Sets, Hawaiian Coins & Tokens, American Silver Eagles, and more. (Full coverage includes all major types, varieties, grades, and mint marks.) U.S. Currency Covered =================== Colonial & Continental Currency, Demand Notes, Legal Tender Notes, Treasury Notes, National Bank Notes, Federal Reserve Notes & Bank Notes, Gold & Silver Certificates, Fractional Currency, WWII Emergency Issues, and all major small- and large-size U.S. paper money types. World Bank Notes Covered =================== Over 310 countries covered with exhaustive detail for each issuer and bank note. World Coins Covered =================== We are growing our coverage of world coins with an early emphasis on Canada, Mexico, UK, Australia, and modern issues. Subscriptions =================== Greysheet pricing is available through auto-renewable subscriptions billed to your Apple ID. Plans renew monthly or annually unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Terms of Use: https://www.greysheet.com/terms-of-use Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.greysheet.com/privacy-policy

Screenshots

C4 screens
Greysheet4 screens

Verdict

The call

The clearest difference is rating: Greysheet at 4.7 against C's 4.1. Greysheet also leads on review sentiment (38% vs 0%) and update cadence (every 9 days vs every 4 months). C's advantage is in-app purchases (none vs 12). On price, ads, device support and iOS requirement 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. Greysheet sells 12 in-app purchases, starting at $10.00 per month. C asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Greysheet holds the better App Store score, 4.7 against 4.1. That said, the two scores are not equally well evidenced: Greysheet has 3.8K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 0% of C's written reviews are positive against 38% of Greysheet's.

UpkeepUpdate frequency

C ships an update every 4 months, Greysheet every 9 days. The most recent releases landed on October 13, 2026 and October 29, 2026 respectively.

Scorecard7 real differences · 4 level
C versus Greysheet: the parameters behind the verdict, then further details
ParameterCGreysheet
PriceFreeFree
Rating4.1 (8 ratings)4.7 (3.8K ratings) — better
Positive reviews0.0% of reviews38.2% of reviews — better
Number of ratings83.8K — better
Update frequencyEvery 4 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank—#178 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size56 MB38 MB
Age rating4++4
DeveloperContinentalCDN Publishing

Customer experience

C

All ratings8 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Greysheet

All ratings3,749 ratings
Positive94.0%
Neutral2.3%
Negative3.7%
Written reviews76 reviews
Positive38.2%
Neutral10.5%
Negative51.3%

Bugs and requests

C

Not enough reviews yet to summarise bugs or requests.

Greysheet

Reported bugs

5 issues
  • Login screen issues
  • Incompatible with older devices
  • Frequent crashes and freezes
  • Inconsistent search results
  • Counting down free previews incorrectly

Requested features

4 requests
  • Add search history
  • Improve scrolling and navigation
  • Provide offline viewing
  • Add bookmarks and better screen navigation

In-app purchases

None

C

No in-app purchases

12 purchases

Greysheet

Subscriptions12
  • Collector Monthly$10.001 Month
  • Collector+ Monthly$16.001 Month
  • Currency Dealer Monthly$21.001 Month
Show 9 more
  • Coin Dealer Digital Monthly$30.001 Month
  • Coin Dealer Monthly$40.001 Month
  • Dealer Plus Monthly$56.001 Month
  • Collector Annual$100.001 Year
  • Collector+ Annual$159.001 Year
  • Pro Monthly$169.991 Month
  • Currency Dealer Annual$209.991 Year
  • Coin Dealer Digital Annual$299.001 Year
  • Dealer Plus Annual$559.001 Year

Questions

Is C free?
C is free to download, with no in-app purchases.
Is Greysheet free?
Greysheet is free to download, with in-app purchases available.
Which has better reviews, C or Greysheet?
Greysheet is rated higher. C averages 4.1 out of 5 from 8 ratings, while Greysheet averages 4.7 from 3.8K ratings.
Do C or Greysheet have ads?
Neither C nor Greysheet shows ads.
Which is updated more often, C or Greysheet?
C ships an update every 4 months, and Greysheet every 9 days. Most recently, C was updated on October 13, 2026 and Greysheet on October 29, 2026.

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