Comparison

Grumpy Old Tech Robot Control vs TCG Card Value Scanner

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

Head to head
About

Grumpy Old Tech Robot Control

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This App is used to control the Grumpy Old Tech Self Balancing Robot. Check out Grumpy's website for instructions on how to build the robot and view his YouTube videos for an explanation of how it all works. If you have any questions leave a comment on how Facebook or Youtube channel. Good luck with your build!!!

About

TCG Card Value Scanner

Scan TCG cards to get instant price evaluations and market data. Receive alerts for price drops and manage your collection with ease. Find the best deals on eBay directly within the app.

Highlights
  • Advanced card scanning for price evaluation
  • Price drop alerts on eBay
  • Daily market price updates
  • Seamless eBay search integration
  • Intuitive collection management
  • Real-time market data
Features
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Transform your TCG card collecting experience with TCG Price Alert, the essential tool designed for both seasoned collectors and newcomers alike. Our app combines cutting-edge scanning technology with real-time market data to provide you with the most accurate and up-to-date information about your TCG card collection. Key Features: Price Drop Alerts Never miss a great deal! Receive instant notifications when card prices fall below average on eBay, helping you make smart purchasing decisions and grow your collection strategically. Daily Price Updates Stay informed with our comprehensive daily price tracking system. Access current market trends and make data-driven decisions about your collection. Our real-time updates ensure you always have the latest information at your fingertips. eBay Search Integration Find the best deals instantly with our seamless eBay integration. Browse, compare, and purchase cards directly through our app with just a single tap, making card hunting easier than ever. Advanced Card Scanning Utilize our state-of-the-art scanning technology to instantly identify cards and receive accurate price evaluations. Simply point your camera at any TCG card to get immediate pricing information and add it to your digital collection. Collection Management Create and organize multiple collections with ease. Whether you're sorting by set, rarity, or personal preference, our intuitive collection management system helps you keep track of your valuable cards effortlessly. Whether you're looking to expand your collection, track card values, or make informed trading decisions, TCG Price Alert provides all the tools you need in one convenient application. Our commitment to accuracy and user-friendly design makes managing your TCG card collection simpler than ever. Download TCG Price Alert today and take control of your collecting journey with confidence. Note: This app is not affiliated with, sponsored, or endorsed by The Pokémon Company International Inc., Nintendo, Creatures Inc., or GAME FREAK inc. All Pokémon trademarks and copyrights are the property of their respective owners. As this is not an official application, Pokémon trademarks and copyrights are the property of their respective owners. Privacy Policy: https://pamgoo.jp/privacy/ Terms and conditions: http://pamgoo.jp/terms-of-use/

Screenshots

Grumpy Old Tech Robot Control1 screens
TCG Card Value Scanner4 screens

Verdict

The call

The clearest difference is in-app purchases: Grumpy Old Tech Robot Control at none against TCG Card Value Scanner's 3. Grumpy Old Tech Robot Control also leads on iOS requirement (10.3 vs 13.0). TCG Card Value Scanner's advantage is update cadence (weekly vs every 9 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. TCG Card Value Scanner sells 3 in-app purchases, starting at $6.99 per 7 days. Grumpy Old Tech Robot Control asks for nothing beyond the download.

UpkeepUpdate frequency

Grumpy Old Tech Robot Control ships an update every 9 months, TCG Card Value Scanner weekly. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 7 level
Grumpy Old Tech Robot Control versus TCG Card Value Scanner: the parameters behind the verdict, then further details
ParameterGrumpy Old Tech Robot ControlTCG Card Value Scanner
PriceFreeFree
Rating—4.0 (6 ratings) — better
Positive reviews—11.1% of reviews
Number of ratings—6 — better
Update frequencyEvery 9 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.3 — better13.0
Further details — not scored
Size14 MB46 MB
Age rating4+4+
DeveloperInzant Australia PTY LTDPamgoo LLC

In-app purchases

None

Grumpy Old Tech Robot Control

No in-app purchases

3 purchases

TCG Card Value Scanner

Subscriptions2
  • Weekly Subscription3 Days trial$6.997 Days
  • Yearly Subscription$19.991 Year
One-time1
  • Lifetime Plan$40.00

Questions

Is Grumpy Old Tech Robot Control free?
Grumpy Old Tech Robot Control is free to download, with no in-app purchases.
Is TCG Card Value Scanner free?
TCG Card Value Scanner is free to download, with in-app purchases available.
Do Grumpy Old Tech Robot Control or TCG Card Value Scanner have ads?
Neither Grumpy Old Tech Robot Control nor TCG Card Value Scanner shows ads.
Which is updated more often, Grumpy Old Tech Robot Control or TCG Card Value Scanner?
Grumpy Old Tech Robot Control ships an update every 9 months, and TCG Card Value Scanner weekly. Most recently, Grumpy Old Tech Robot Control was updated on September 10, 2026 and TCG Card Value Scanner on September 19, 2026.

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