Comparison

CatchBack vs Double Holo

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

Head to head
About

CatchBack

Design and open personalized digital mystery packs filled with collectible cards. Each card comes with an instant buyback offer and shipping option, ensuring transparency and immediate value.

Highlights
  • Create custom mystery packs
  • Open packs in real time
  • Instant buyback offers
  • Guaranteed proof of randomness
  • Trade and sell cards
  • Free shipping on graded cards
Features
Read full description

CREATE YOUR OWN DIGITAL MYSTERY PACK, GET AND SELL PHYSICAL CARDS CatchBack is a new way to collect. Create custom mystery packs, rip collectibles in real time, and trade your cards instantly—all in one place. BUILD YOUR OWN PACK Choose the cards you want in your pack and create a custom mystery pack from curated graded collectibles. Then rip it live and see what you pull. RIP IT. KEEP IT. TRADE IT. Every pull gives you options. Keep the card, get it shipped to you, or receive an instant buyback offer and trade it for cash. TRANSPARENT BY DESIGN Every pack uses cryptographically verifiable randomness. We publish the code behind our pack selection so you can verify how every pull is determined. HOW IT WORKS • Choose the cards for your custom pack • Create and rip your pack live • See your pull instantly • Keep it, ship it, or sell it back instantly • Receive your graded cards with free, insured shipping BUILT FOR COLLECTORS CatchBack puts more control in the hands of collectors. Choose what goes into your packs, know how your pulls are selected, and turn collectibles into cash without waiting for a buyer. Our marketplace charges just $1 per completed sale, giving collectors a simple way to buy, sell, and trade. START RIPPING SMARTER Build your pack. Chase your grail. Trade instantly. Download CatchBack and experience a new way to collect.

About

Double Holo

A modern marketplace and intelligence platform for trading card collectors. Buy and sell cards with low fees, and utilize premium tools for market analysis, price forecasting, and collection management. Stop guessing and start making confident collecting decisions.

Highlights
  • Low seller fees (4.9%)
  • Curated card recommendations
  • Reddit sentiment analysis
  • Pack value analysis
  • Grading ROI analysis
  • AI-powered price forecasting
  • Real-time portfolio tracking
Features
Currently charting
Read full description

Scan any Pokémon card and see its live market price in seconds. Then do what no other card scanner can: sell it, track it, and get alerts, all in one app, with a 4.9% seller fee. THE SCANNER • Point your camera at any raw card or graded slab and get an instant match • Live market price, sales history, and PSA 10 comps on every scan • Built for volume: scan binders, lots, and entire collections fast • The FASTEST Pokemon Card Scanner in the world. Raw cards have a 50ms average scan time. THE PRICE TRACKER • Prices from real sales, refreshed daily • Full price history charts for raw and graded copies • Watchlist any card and get alerts when its price moves THE MARKETPLACE • List a card for sale the moment you scan it • 4.9% seller fee (minimum $1), the lowest of any major card marketplace • Secure Stripe checkout with buyer and seller protection PREMIUM TOOLS • AI Picks: cards the data says to watch, with the reasoning shown • Sentiment: what collectors are saying across Reddit, tracked daily • Pack Value: expected value for every set before you rip • Grading ROI: what a card is worth graded vs raw, minus the fees • Market Research: deep charts, comps, and sales data for any card • Card Alerts: your targets, watched around the clock VENDOR HUB Built for card shops and show vendors: • Point-of-sale for card shows, with split payments • Inventory management with printable price labels • Deal tracking with profit built in • Shopify and eBay sync YOUR COLLECTION, FREE Track your collection with Shiny, included free: every card, graded or raw, with its live value. Join the collectors and vendors who buy, sell, and track on Double Holo every day. Download free and scan your first card in under a minute. Terms and conditions: https://doubleholo.com/terms

Screenshots

CatchBack4 screens
Double Holo4 screens

Verdict

The call

The clearest difference is in-app purchases: CatchBack at none against Double Holo's 12. Double Holo's advantage is ads (none vs shown) and chart position (#15 vs unranked). On price, rating, review sentiment and ratings volume 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. Double Holo sells 12 in-app purchases, starting at $2.99 per 7 days. CatchBack asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for CatchBack against 4.7 for Double Holo. Both are backed by a comparable volume of ratings — 1.1K and 1.5K respectively. Written reviews are what separate them: 59% of CatchBack's written reviews are positive against 54% of Double Holo's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. Both last shipped on October 28, 2026.

Scorecard4 real differences · 7 level
CatchBack versus Double Holo: the parameters behind the verdict, then further details
ParameterCatchBackDouble Holo
PriceFreeFree
Rating4.6 (1.1K ratings)4.7 (1.5K ratings) — better
Positive reviews58.8% of reviews — better53.7% of reviews
Number of ratings1.1K1.5K — better
Update frequencyWeeklyWeekly
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
Best chart rank—#15 — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.016.0
Further details — not scored
Size178 MB246 MB
Age rating17+12+
DeveloperCatchBack Cards LLCDouble Holo Inc.

Customer experience

CatchBack

All ratings1,027 ratings
Positive90.4%
Neutral1.5%
Negative8.2%
Written reviews97 reviews
Positive58.8%
Neutral2.1%
Negative39.2%

Double Holo

All ratings877 ratings
Positive92.7%
Neutral1.7%
Negative5.6%
Written reviews41 reviews
Positive53.7%
Neutral9.8%
Negative36.6%

In-app purchases

None

CatchBack

No in-app purchases

12 purchases

Double Holo

Subscriptions12
  • Smart Collector$2.997 Days
  • Serious Collector$5.997 Days
  • Smart Collector Monthly$9.991 Month
Show 9 more
  • Essentials Monthly3 Days trial$14.991 Month
  • Serious Collector Monthly$22.991 Month
  • Vendor Basic$24.991 Month
  • Growth Monthly3 Days trial$26.991 Month
  • Smart Collector Annual3 Days trial$59.991 Year
  • Essentials Annual3 Days trial$164.991 Year
  • Serious Collector Annual3 Days trial$199.991 Year
  • Vendor Basic14 Days trial$199.991 Year
  • Growth Annual3 Days trial$294.991 Year

Questions

Is CatchBack free?
CatchBack is free to download, with no in-app purchases.
Is Double Holo free?
Double Holo is free to download, with in-app purchases available.
Which has better reviews, CatchBack or Double Holo?
Double Holo is rated higher. CatchBack averages 4.6 out of 5 from 1.1K ratings, while Double Holo averages 4.7 from 1.5K ratings.
Do CatchBack or Double Holo have ads?
CatchBack shows ads; Double Holo does not.
Which is updated more often, CatchBack or Double Holo?
CatchBack ships an update weekly, and Double Holo weekly. Most recently, CatchBack was updated on October 28, 2026 and Double Holo on October 28, 2026.

Other comparisons