Best KAST alternatives: apps like KAST: Global USD Account

10+ similar apps compared and reviewed

4.5 avg rating
10 free apps
Updated November 2026

KAST is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to KAST

ether.fi: Crypto Card & Spend#1

ether.fi: Crypto Card & Spend by Ether.Fi SEZC

Earn Crypto on Card Spend.
Editor's Choice
💰 Finance
4.9😊(432 ratings)
FreeAds
ether.fi: Crypto Card & Spend screenshot 1
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A DeFi-native credit card that allows you to earn crypto rewards on everyday spending. Enjoy flexible payment options, exclusive member perks, and robust security features, all while maintaining control of your digital assets.

What We Love

  • 💳 Best crypto card
  • 💰 High cashback
  • 🚀 Smooth and easy to use
  • 🔒 Secure
  • 💳 Convenient (Apple Wallet, physical cards)
  • 💰 Earn rewards/compound interest
  • 🤑 Great value

Room to Improve

  • 🐛 Bugs (app freezes, login issues, balance display issues)
  • 🌐 Limited web/mobile features
  • 🌍 Lack of language support (no Chinese)
  • 💰 High fees for some operations
RedotPay: Crypto Card & Pay#2

RedotPay: Crypto Card & Pay by Red Dot Technology Limited.

Crypto Card & Payment & Wallet
Strong Contender
💰 Finance
4.8😐(4.5K ratings)
FreeAds
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This app allows users to spend cryptocurrency like cash globally with a stablecoin-based card. It offers a multi-currency wallet, crypto credit accounts, and seamless fiat on-ramps for everyday spending and international payouts.

What We Love

  • 👍 User-friendly app
  • 🚀 Fast and efficient
  • 🔒 Secure transactions
  • 💡 Innovative crypto payment solution
  • ✨ Great overall experience

Room to Improve

  • 🐛 Bugs and glitches
  • 💰 Unexplained fees and charges
  • 🤖 Poor customer support
  • 🤔 Verification issues
  • 🚫 Limited regional availability
BlueWallet - Bitcoin wallet#3

BlueWallet - Bitcoin wallet by Bluewallet Services, S. R. L.

Bitcoin & Lightning wallet
Worth Considering
💰 Finance
4.0😐(858 ratings)
Free
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Securely store, send, and receive Bitcoin with a user-friendly interface. This open-source wallet gives you full control of your private keys and offers advanced security features like plausible deniability and full encryption.

What We Love

  • 🚀 Simple and easy to use
  • 🔒 Secure non-custodial wallet
  • 💡 Supports advanced features like multisig and coin control
  • 🚀 Instant Lightning transactions
  • 👍 Clean and intuitive user interface

Room to Improve

  • 🐛 Wallet address changes without notification
  • 🐛 Transactions stuck or delayed due to low fees
  • 🐛 Wallet restoration issues when switching devices
  • 🐛 Crashes and freezes on certain devices
  • 🔒 Lack of customer support and communication

More apps like KAST

4
Jupiter Mobile - Solana Wallet
Jupiter Mobile - Solana Wallet
Jupiter Mobile - Solana Wallet
Buy, sell, swap, manage crypto
Free

This app is a comprehensive cryptocurrency wallet for Solana, enabling users to buy, sell, swap, and manage digital assets. It offers fast transactions, a built-in Web3 browser, and the ability to spend crypto with a linked card, earning cashback.

Fast crypto swaps with best ratesSpend crypto anywhere with a cardEarn cashback on purchases
💰 Finance
(2.4K)
free
5
Plasma One: Stablecoin Card
Plasma One: Stablecoin Card
Plasma One: Stablecoin Card
Save, Spend & Cashback
Free

Manage your global finances with this app. Save in dollars, send money instantly across borders, and spend with a virtual or physical card. Earn rewards and cashback on eligible purchases.

Save and spend in dollarsInstant cross-border money transfersVirtual and physical Visa card
💰 Finance
(231)
free
6
Backpack: Trade, Invest & Earn
Backpack: Trade, Invest & Earn
Backpack: Trade, Invest & Earn
Crypto, Wallet, Money
Free

Manage all your crypto assets in one place. Trade, invest, and earn on your cash and crypto with features like subaccounts, advanced charts, and flexible yield options. Move money globally with zero-fee conversions and secure self-custody.

Unified portfolio for crypto tradingEarn yield on USD and crypto assetsGlobal money movement with zero fees
💰 Finance
(239)
free
7
Oobit: Crypto Card & Payments
Oobit: Crypto Card & Payments
Oobit: Crypto Card & Payments
Everyday Crypto Payments
Free

Spend cryptocurrencies like Bitcoin and USDT for everyday purchases online and in stores. Send money globally, manage your digital assets, and earn cashback rewards. This app makes crypto payments convenient and accessible for daily transactions.

Pay with Bitcoin, USDT, and other cryptocurrenciesSend money internationallyManage crypto wallet
💰 Finance
(136)
free
8
RIZON: Stablecoin Finance
RIZON: Stablecoin Finance
RIZON: Stablecoin Finance
Send & spend stablecoins
Free

Easily send, spend, and save money globally with a USD account accessible in over 120 countries. Enjoy fast, secure, and borderless transactions, virtual and physical cards, and cashback rewards. Invest in tokenized stocks and trade perpetual futures directly from your account.

Global USD AccountInternational Money TransfersVirtual & Physical Cards
💰 Finance
(196)
ad-supported
9
Aave: Save and Earn
Aave: Save and Earn
Aave: Save and Earn
Earn up to 7.25% per year
Free

This application allows users to save money and earn interest with APY rates up to 9%. It offers account protection up to $1 million, with no fees, minimums, or lockups. Funds can be deposited and withdrawn instantly from over 12,000 linked banks and debit cards.

Earn up to 9% APY on cashAccount protection up to $1,000,000No fees, minimums, or lockups
💰 Finance
(340)
free
10
Morse Money
Morse Money
Morse Money
Your dollar account, anywhere
Free

Send money internationally in seconds with no hidden fees. Receive payments from clients abroad directly into a virtual USD or EUR account. Transfers are secured and use mid-market exchange rates.

Send money to 140+ countriesNo hidden fees or markupsVirtual USD/EUR accounts for businesses
💰 Finance
(671)
free with in-app purchases