Comparison

Stack vs USV dApp

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

Head to head
About

Stack

Easily buy and sell cryptocurrencies like Bitcoin and Ethereum using cash at thousands of retail locations or ATMs across the US. This non-custodial exchange ensures you always control your funds, offering a convenient way to manage your digital assets.

Highlights
  • Buy crypto with cash at retail locations
  • Sell crypto for cash at ATMs
  • Non-custodial exchange
  • Supports Bitcoin, Ethereum, Litecoin, Dogecoin, Tether, Solana
  • Find supported locations easily
  • Instant crypto deposits and withdrawals
Features
Read full description

Stack: Buy & Sell Crypto instantly at trusted retail locations or online at home. Sell your Crypto in our app and withdraw cash from an ATM near you. We are a non-custodial Crypto Currency Exchange and never hold your funds. Currently, Stack only Operates in the US. Stack is licensed in Arkansas, California, Delaware, Idaho, Indiana, Iowa, Kentucky, Louisiana, Minnesota, Nevada, Oklahoma, Oregon, Pennsylvania, South Dakota, Washington, West Virginia, and Wisconsin. Sell Cryptocurrency with Stack for Cash Pickup at over 20,000 ATM kiosks! Find a nearby Stack supported location Input the Cryptocurrency amount you wish to sell Send the Cryptocurrency to the invoice address Redeem Cash at the Stack supported location Purchase CryptoCurrency with Cash at our dedicated BATM kiosks Supported Assets Bitcoin(BTC) Litecoin (LTC) Dogecoin (DOGE) Ethereum (ETH) Tether (USDT) *App use limited by region Customer Support Stack is here to support you and your investments. Stack collects user information in accordance to compliance with Bank Secrecy Act and Anti-Money Laundering Compliance Program ("BSA/AML Program") to ensure the maximum possible compliance with laws applying to regulations relating to anti-money laundering in the United States, and other countries in which we conduct business. Stack does not sell personal information. For questions, assistance, or additional information Please Contact support@stackatm.com

About

USV dApp

Turn purchases into verified digital assets. Authenticate products, collect NFTs, and manage utility tokens securely. Scan QR codes to prove authenticity and receive digital collectibles instantly.

Highlights
  • Instant product authenticity checks via QR scan
  • Mint unique digital collectibles (NFTs) for verified products
  • Securely buy, store, send, and stake USV tokens
  • Universal QR reader with high-speed performance
  • Portfolio dashboard with real-time balance tracking
  • End-to-end encryption and privacy-focused design
Read full description

Turn every purchase into a verified digital asset. USV Wallet is your all-in-one companion for authenticating consumer products, collecting NFTs, and managing USV utility tokens. One QR scan proves your product's authenticity and instantly drops a matching digital collectible into your secure wallet. — WHY USV WALLET — Instant Authenticity Checks Scan any USV QR code to view tamper-proof blockchain records proving origin, ownership history, and supply-chain journey. NFT Rewards & Collectibles Every verified product mints a unique digital collectible. Trade it, showcase it, or unlock brand-exclusive perks and experiences. Secure Token Management Buy, store, send, and stake USV tokens with biometric security. Your private keys never leave your device. Universal QR Reader High-speed scanner works in low light and supports both dynamic and static codes. No extra hardware required. Portfolio Dashboard Real-time balance tracking, live market prices, and full transaction history in one clean view. Privacy by Design End-to-end encryption, zero ad tracking, and open-source smart contracts keep your data and assets safe. — HOW IT WORKS — Download & Create Wallet — Set up in under 60 seconds with Face ID / Touch ID and an encrypted seed phrase backup. Scan Product QR — Point the camera at any USV-enabled product to verify authenticity on-chain. Claim Your NFT — Your digital collectible appears automatically. Near-zero network fees, no complexity. Explore & Share — Showcase your collection, transfer assets, or list NFTs on compatible marketplaces. Earn & Spend — Use USV tokens for in-app upgrades, partner discounts, and community events. — ADDITIONAL FEATURES — USVT Staking — Earn 9% APY on your USV tokens with no lock-up period. deTCP Marketplace — Discover where to earn and spend USVT across 2,400+ products from top brands. Import Existing Wallet — Already using Phantom or Solflare? Import your existing Solana wallet via seed phrase or private key and use it directly within USV Wallet. Self-Custody Backups — Securely restore your wallet on any new device, anytime. Custom Alerts — Push notifications for price swings, new drops, and incoming transfers. Dark Mode — Eye-friendly design that saves battery life. — BUILT FOR EVERYONE — Whether you're a first-time collector or a seasoned DeFi user, USV Wallet makes blockchain simple, secure, and rewarding. usvdapp.com

Screenshots

Stack4 screens
USV dApp4 screens

Verdict

The call

The clearest difference is rating: USV dApp at 5.0 against Stack's 3.7. USV dApp also leads on update cadence (every 10 days vs every 4 weeks). Stack's advantage is ratings volume (6 vs 2) and iOS requirement (16 vs 18.6). On price, ads, in-app purchases and monetization model 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

USV dApp holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

UpkeepUpdate frequency

Stack ships an update every 4 weeks, USV dApp every 10 days. The most recent releases landed on September 14, 2026 and September 18, 2026 respectively.

Scorecard4 real differences · 6 level
Stack versus USV dApp: the parameters behind the verdict, then further details
ParameterStackUSV dApp
PriceFreeFree
Rating3.7 (6 ratings)5.0 (2 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings6 — better2
Update frequencyEvery 4 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS16 — better18.6
Further details — not scored
Size177 MB32 MB
Age rating17+17+
DeveloperKALBAS INCUltra Smooth Studio LLC

Customer experience

Stack

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

USV dApp

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Stack

No in-app purchases

None

USV dApp

No in-app purchases

Questions

Is Stack free?
Stack is free to download, with no in-app purchases.
Is USV dApp free?
USV dApp is free to download, with no in-app purchases.
Which has better reviews, Stack or USV dApp?
USV dApp is rated higher. Stack averages 3.7 out of 5 from 6 ratings, while USV dApp averages 5.0 from 2 ratings.
Do Stack or USV dApp have ads?
Neither Stack nor USV dApp shows ads.
Which is updated more often, Stack or USV dApp?
Stack ships an update every 4 weeks, and USV dApp every 10 days. Most recently, Stack was updated on September 14, 2026 and USV dApp on September 18, 2026.

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