Compare Portis vs. Topper

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.

Summ (formerly Crypto Tax Calculator) is an advanced crypto tax platform that simplifies tracking and reporting across all your exchanges, wallets, NFTs, and DeFi activity. Backed by Airtree, Coinbase Ventures & 20VC. With support for over 3,500 integrations, Summ imports your full transaction history and automatically generates audit-ready reports built to align with IRS tax guidelines. Users can review trades, identify tax-saving opportunities, and download accountant-approved forms including 8949, 1040, capital gains summaries, and more. Summ's portfolio tracker provides real-time PnL, tax liability insights, and accurate pricing for over 300,000 cryptocurrencies—including micro-cap assets. With a 4.6/5 Trustpilot rating and seamless TurboTax integration, Summ makes crypto tax filing stress-free for both casual traders and professionals. Designed for speed, accuracy, and compliance, Summ gives users total confidence at tax time.

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.

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.

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.

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.

c/side: The Client-Side Platform for Cybersecurity, Compliance, and Privacy Monitoring third-party scripts effectively eliminates uncertainty, ensuring that you are always aware of what is being delivered to your users' browsers, while also enhancing script performance by up to 30%. The unchecked presence of these scripts in users' browsers can lead to significant issues when things go awry, resulting in adverse publicity, potential legal actions, and claims for damages stemming from security breaches. Compliance with PCI DSS 4.0.1, particularly sections 6.4.3 and 11.6.1, requires that organizations handling cardholder data implement tamper-detection measures by March 31, 2025, to help prevent attacks by notifying stakeholders of unauthorized modifications to HTTP headers and payment information. c/side stands out as the sole fully autonomous detection solution dedicated to evaluating third-party scripts, moving beyond reliance on merely threat feed intelligence or easily bypassed detections. By leveraging historical data and artificial intelligence, c/side meticulously analyzes the payloads and behaviors of scripts, ensuring a proactive stance against emerging threats. Our continuous monitoring of numerous sites allows us to stay ahead of new attack vectors, as we process all scripts to refine and enhance our detection capabilities. This comprehensive approach not only safeguards your digital environment but also instills greater confidence in the security of third-party integrations.

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.

TrustInSoft commercializes a source code analyzer called TrustInSoft Analyzer, which analyzes C and C++ code and mathematically guarantees the absence of defects, immunity of software components to the most common security flaws, and compliance with a specification. The technology is recognized by U.S. federal agency the National Institute of Standards and Technology (NIST), and was the first in the world to meet NIST’s SATE V Ockham Criteria for high quality software. The key differentiator for TrustInSoft Analyzer is its use of mathematical approaches called formal methods, which allow for an exhaustive analysis to find all the vulnerabilities or runtime errors and only raises true alarms. Companies who use TrustInSoft Analyzer reduce their verification costs by 4, efforts in bug detection by 40, and obtain an irrefutable proof that their software is safe and secure. The experts at TrustInSoft can also assist clients in training, support and additional services.

Source Defense is an essential element of web safety that protects data at the point where it is entered. Source Defense Platform is a simple, yet effective solution to data security and privacy compliance. It addresses threats and risks that arise from the increased use JavaScript, third party vendors, and open source code in your web properties. The Platform offers options for securing code as well as addressing an ubiquitous gap in managing third-party digital supply chains risk - controlling actions of third-party, forth-party and nth-party JavaScript that powers your website experience. Source Defense Platform provides protection against all types of client-side security incidents, including keylogging, formjacking and digital skimming. Magecart is also protected. - by extending the web security beyond the browser to the server.