Comparison

Key Ring Rewards Card Wallet vs Decimator

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

Head to head
About

Key Ring Rewards Card Wallet

Digitally store loyalty, membership, and library cards to avoid carrying physical ones. Organize shopping lists, discover savings, and earn rewards effortlessly. Sync lists with family and friends for streamlined shopping trips.

Highlights
  • Digital loyalty card storage
  • Barcode scanner for cards
  • Cloud backup for cards
  • Shopping list creation and sharing
  • Weekly ad browsing
  • Savings discovery
Features
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Never carry loyalty, membership, or library cards again! Key Ring is the app for loyalty cards and savings while shopping. Plan, save, and organize by carrying your cards and your shopping lists – all in one app. No more forgetting your reward cards at home or holding up the checkout line while you dig through your wallet. Give your keychain, wallet, or purse a rest and digitally store those loyalty cards. • Saving money at the store is effortless when you have your shopper cards handy • Easily earn your loyalty rewards by scanning your card from your phone • Your cards are safely backed up in the cloud with a free Key Ring account Say goodbye to switching between multiple accounts to view your membership cards. You can now link those accounts to your Key Ring cards! Here are the retailers you can now link accounts for (with more to come): Amazon Best Buy CVS Chewy Grubhub Home Depot Instacart Kohl's Kroger Lowe's Macy's Publix QFC Ralph’s Sephora Shipt Staples Starbucks Target Walgreens Walmart Walmart Grocery Wegmans If you like to plan ahead, you can build shopping lists to plan your next trip to the store. • Shopping lists can be shared with family members or friends • Add pictures to your shopping list to ensure you get the right item when you’re shopping • Real-time syncing between accounts means you always have the most updated list whether you’re planning at home or shopping at the store Who Recommends Us? Key Ring has been featured in Real Simple, Martha Stewart Living, Family Circle, and on the Today Show as an “app for all ages.” Why Should You Use Key Ring? • Always carry your loyalty, membership, and library cards without weighing down your keychain, wallet, or purse • Discover great savings • Easily browse weekly ads and see what’s on sale from your phone • Create and share shopping lists so you won’t forget a deal at the store Features Include: • Barcode scanner: Add your loyalty cards by scanning the barcode • Loyalty card database: Support for over 2,000 barcode and non-barcode loyalty, membership, and library cards • Remote cloud backup: Never worry about losing your loyalty cards again • Favorites: Put your favorite reward cards and circulars at your fingertips • Shopping Lists: Stay organized and plan your shopping trip before you go to the store • Sharing: Share loyalty cards, savings, and shopping lists with family and friends • Notifications: Always remember to use your reward card or get reminded of sales with alerts about local savings (Optional- continued use of GPS running in the background can decrease battery life)

About

Decimator

Easily find Dewey Decimal numbers with this offline app. It supports multiple languages and allows browsing and searching for classification codes.

Highlights
  • Dewey Decimal number lookup
  • Browse and search functionality
  • Offline access
  • Supports 10 languages
Features
Read full description

Quickly and easily look up Dewey Decimal numbers. • Browse and search • Supports 10 languages • No internet required

Screenshots

Key Ring Rewards Card Wallet4 screens
Decimator3 screens

Verdict

The call

The clearest difference is ads: Decimator at none against Key Ring Rewards Card Wallet's shown. Decimator also leads on monetization model (free vs free with in-app purchases) and iOS requirement (8.0 vs 16.0). Key Ring Rewards Card Wallet's advantage is ratings volume (20K vs 3) and update cadence (every 2 months vs every 9 months). On price, review sentiment, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Key Ring Rewards Card Wallet holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Key Ring Rewards Card Wallet has 20K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 60% of Key Ring Rewards Card Wallet's written reviews are positive against 56% of Decimator's.

UpkeepUpdate frequency

Key Ring Rewards Card Wallet ships an update every 2 months, Decimator every 9 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

Scorecard6 real differences · 4 level
Key Ring Rewards Card Wallet versus Decimator: the parameters behind the verdict, then further details
ParameterKey Ring Rewards Card WalletDecimator
PriceFreeFree
Rating4.6 (20K ratings) — better4.3 (3 ratings)
Positive reviews60.3% of reviews — better55.6% of reviews
Number of ratings20K — better3
Update frequencyEvery 2 months — betterEvery 9 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, iPod — better
Requires iOS16.08.0 — better
Further details — not scored
Size39 MB4 MB
Age rating4+4+
DeveloperinMarket Media, LLCKosada Incorporated

Customer experience

Key Ring Rewards Card Wallet

All ratings18,904 ratings
Positive90.0%
Neutral2.9%
Negative7.1%
Written reviews320 reviews
Positive60.3%
Neutral12.8%
Negative26.9%

Decimator

All ratings3 ratings
Positive66.7%
Neutral33.3%
Negative0.0%
Written reviews9 reviews
Positive55.6%
Neutral22.2%
Negative22.2%

Bugs and requests

Key Ring Rewards Card Wallet

Reported bugs

3 issues
  • Cards randomly disappearing from the app
  • Inability to update card images
  • Inconsistent behavior when trying to delete cards

Requested features

4 requests
  • Ability to customize card icons and names
  • Improved search and sorting options
  • Better syncing across devices
  • Option to disable location-based features

Decimator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Key Ring Rewards Card Wallet

No in-app purchases

None

Decimator

No in-app purchases

Questions

Is Key Ring Rewards Card Wallet free?
Key Ring Rewards Card Wallet is free to download, with no in-app purchases.
Is Decimator free?
Decimator is free to download, with no in-app purchases.
Which has better reviews, Key Ring Rewards Card Wallet or Decimator?
Key Ring Rewards Card Wallet is rated higher. Key Ring Rewards Card Wallet averages 4.6 out of 5 from 20K ratings, while Decimator averages 4.3 from 3 ratings.
Do Key Ring Rewards Card Wallet or Decimator have ads?
Key Ring Rewards Card Wallet shows ads; Decimator does not.
Which is updated more often, Key Ring Rewards Card Wallet or Decimator?
Key Ring Rewards Card Wallet ships an update every 2 months, and Decimator every 9 months. Most recently, Key Ring Rewards Card Wallet was updated on November 6, 2026 and Decimator on November 1, 2026.

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