Compare MANTRA vs. PolkaBridge

Since 2017, we’ve helped over 400 organizations—ranging from exchanges to financial institutions—manage more than $110B in digital assets. Our services include robust support for staking, blockchain nodes, APIs, DeFi, and MPC wallets, all backed by a globally resilient architecture built for security, compliance, and scale.

Nexo is a premier digital assets wealth platform designed to empower clients to grow, manage, and preserve their crypto holdings. Our mission is to lead the next generation of wealth creation by focusing on customer success and delivering tailored solutions that build enduring value, supported by 24/7 client care. At Nexo, we understand that building wealth isn’t one-size-fits-all. That’s why we give you the power to choose how your assets grow. Whether you value flexibility or want to lock in higher returns, Nexo puts your goals in your hands. Earn daily compounding interest on your crypto and stablecoins with Flexible Savings. Spend, trade or withdraw them anytime, while you enjoy up to 14% annual interest. Go for the long-term and earn as high as 16% annual interest with Fixed-term Savings. Your crypto deserves to grow alongside your ambitions. At Nexo, we also believe in empowering you to make the most of your portfolio. Why sell your digital assets and miss on gains, when you can leverage them? With Nexo’s crypto Credit Line, you can unlock liquidity without selling a single coin. Grow your buying power and enjoy rates as low as 2.9%. Build your wealth, your way with Nexo.

CoinStats is the leading crypto portfolio management tool used by 1.2 million active users worldwide. You can track all your crypto, DeFi, and NFT assets in real-time by connecting to 300+ wallets and exchanges. The CoinStats DeFi wallet also lets you securely store, buy, and swap cryptocurrencies. With over $100m worth of assets already managed, CoinStats aims to empower users to manage their portfolios effectively on an easy-to-use platform. View your investments from one dashboard and take steps to improve your crypto investing picture. CoinStats is free, secure, and easy to use. Join the millions of satisfied users and start managing your crypto assets like a pro today.

CEX.IO is a licensed and versatile cryptocurrency exchange that was founded in 2013 and has since established offices in various countries, including the UK, US, Ukraine, Cyprus, and Gibraltar. With a user base exceeding 3 million worldwide, CEX.IO ensures dependable services through cold storage of cryptocurrencies, robust financial health, top-notch security measures, and adherence to KYC/AML regulations. Notably, CEX.IO was among the pioneer platforms to facilitate easy fiat-to-crypto transactions by allowing customers to make payments via credit cards and bank transfers. Presently, the exchange offers a diverse range of trading options for cryptocurrencies such as Bitcoin, Bitcoin Cash, Ethereum, Ripple, Stellar, Litecoin, and Tron, among others, which can be traded for fiat currencies like USD, EUR, GBP, and RUB. Understanding the importance of accessibility, CEX.IO has developed trading capabilities through its website and mobile applications for both iOS and Android, as well as through WebSocket and REST API to cater to different user preferences. This commitment to adaptability ensures that clients can engage in trading activities anytime and anywhere.

YouHodler is a fintech company bridging the gap between traditional finance and crypto. We are dedicated to providing secure and innovative financial solutions to customers from over 100 countries Crypto loans enable you to use your digital currency as collateral for generating cash. You receive 90% of the value of 30+ of the most popular cryptocurrencies. You can start with $100 and earn money with immediate withdrawals at bank accounts or credit cards. You can borrow using USD, EUR, CHF, or GBP. YouHodler gives you the ability to exchange fiat or cryptocurrency. An application takes you through the conversion process to get your funds fast. YouHodler pays up to 20% annually with weekly payouts by turning crypto assets into a yield account. Yield is paid every week into your crypto wallet. Those who like to buy and hold cryptocurrency find this beneficial for increasing their income and total returns. YouHodler's Cloud Miner offers a simple, gamified way to earn real Bitcoin without using your device's computing power, allowing users to mine with ease and access rewards effortlessly.

ND Wallet is a white-label, fully customizable crypto wallet solution tailored for businesses seeking to launch a secure, non-custodial wallet rapidly. Supporting a wide range of blockchains such as Bitcoin, Ethereum, Solana, Polygon, and TRON, it also handles popular token standards including ERC-20, TRC-20, and SPL. The wallet offers NFT compatibility, catering to the growing digital asset market. Utilizing MPC technology and end-to-end encryption, ND Wallet guarantees users maintain complete control over their private keys. It includes optional KYC/AML integration to meet regulatory requirements when needed. Available on iOS and Android, ND Wallet features real-time transaction tracking, Web3 login capabilities, and an optional secure messenger for crypto payments within chat. This makes it a versatile solution for startups, NFT platforms, DeFi projects, and enterprises. Its extensive blockchain and UI customization options help businesses create a branded and user-friendly experience.

Trade popular cryptocurrencies. Discover professionally managed portfolios. Connect with more than 30M traders. With over 30 of the most popular coins, you can build a diverse portfolio. For your security and peace of mind, we offer top security. No hidden fees. To practice your strategy, you can get a $100,000 virtual portfolio. Using eToro’s revolutionary CopyTrader technology, anyone can trade crypto by copying other traders. Select a trader that you want to copy, enter a amount, and click copy. You trade when they trade! A simple interface makes it easy to manage your cryptos. You can track the trends of each coin with charts and advanced analysis tools. Integration with the eToro wallet is seamless. eToro is a trusted leader in the fintech industry for more than a decade. Your funds are protected with industry-leading security protocols. Without your consent, we will never share your private information. FDIC insured funds are held at eToro USA. You can rest assured that your cash is safe.

Wallester is an Estonian-licensed financial institution and has been an official Visa partner since 2018, specialising in innovative digital financial solutions and card issuance. We empower companies across the European Economic Area (EEA) and the UK to streamline payments, launch branded cards, and scale efficiently. What we do: 1. White-Label Solution with Embedded Finance Our White-Label solution enables businesses to integrate financial services directly into their platforms - a concept known as embedded finance. This allows companies to launch branded payment cards tailored to their specific needs, enhancing customer experiences and opening new revenue streams. We ensure a swift time-to-market with simplified integration and dedicated support from our implementation team. 2. Wallester Business: Corporate Expense Management Wallester Business is designed to modernise corporate expense management. It provides companies with instant access to virtual and physical Visa cards, streamlining financial processes through a modern app and comprehensive portal. Features include expense tracking, budget analytics, and seamless integration with accounting systems to enhance financial oversight and efficiency. With a diverse team of over 190 professionals located in Estonia, Latvia, France and the United Kingdom, we are dedicated to developing high-quality, profitable products for our clients. Our passion for innovation drives us to improve and adapt to the evolving financial landscape continuously. We aim to elevate businesses by providing the most advanced financial technologies, enabling them to reach new heights in efficiency and growth. We are always open to collaboration and eager to assist companies in navigating the future of finance.

SBS Asset Finance is a cloud-native, modular platform built for banks, captives, and specialist lenders managing asset-based finance. It supports the full financing lifecycle, from digital onboarding and credit decisioning to loan servicing, portfolio management, risk control, and digital audit. SBS Asset Finance can be deployed end-to-end or module by module, making it easy to modernize legacy systems without a full replacement. The platform automates core processes, improves data visibility in real time, and integrates seamlessly with existing ecosystems through open APIs.

Save 90% for 6 months on Xero's award-winning accounting and online bookkeeping platform. Beautifully simple, Xero offers a wide range of features that help businesses manage their numbers effortlessly, including invoicing, inventory management, bank connections, payroll, reporting, and app integrations for a seamless user experience. Xero offers plans for businesses of any size, with room to grow. Xero provides a comprehensive ecosystem of integrated apps and connections to banks and financial institutions, allowing small businesses to access a variety of solutions within its open platform to efficiently manage their operations and finances. For accounting and bookkeeping practices, Xero offers powerful compliance tools, intelligent practice management software, and a centralized cloud-based accounting ledger for all clients, accessible in one place. Xero automates data entry by pulling sales and expense records directly from banks, invoicing apps, point-of-sale systems, and more. It securely connects to business bank accounts, eliminating manual data input, while smart bank reconciliation learns user preferences to streamline the process.