List of the Top 13 Smart Contract Apps for iPhone in 2025

HollaEx® serves as a comprehensive blockchain infrastructure toolkit that simplifies access to various crypto technologies, including wallets, renowned blockchains, and trading platforms. By utilizing HollaEx, individuals can effortlessly launch their own cryptocurrency exchange, complete with tailored coins, token models, and digital marketplaces. 💱 This cutting-edge offering provides robust, cost-effective, and intuitive crypto tools that are highly adaptable, allowing for seamless rebranding. HollaEx features automated cryptocurrency deposits and functions as a complete white-label crypto solution that is both straightforward and effective, giving businesses a reliable platform to build upon. 🏢 Designed for crypto technology enthusiasts and budget-conscious teams, the do-it-yourself launch kit enables users to explore the market with ease. Additionally, HollaEx offers a cloud exchange service that allows businesses to enter the market swiftly while minimizing operational challenges, catering to the needs of the crypto community. 💡 With its integrated liquidity and a network connecting over 100 exchanges, HollaEx simplifies market-making, allowing exchange operators to concentrate on enhancing their localization, marketing strategies, branding, and overall crypto business plans. 🤝 Ultimately, HollaEx's white-label solution is a versatile and dynamic crypto toolkit, making it an excellent choice for enterprises aiming to establish a strong digital and global presence. Businesses can leverage these innovative tools to navigate the evolving landscape of cryptocurrency with confidence. 💼

Hive Engine is an innovative platform that empowers various stakeholders, including communities, project creators, fundraisers, developers, and businesses, to seamlessly build on the Hive blockchain like never before. Until this point, your experience with Hive's vast capabilities has only skimmed the surface, much like using a sophisticated tool merely to charge a smartphone. By adding a new layer of functionality, Hive Engine paves the way for limitless opportunities that harmoniously integrate with the existing blockchain infrastructure. The platform actualizes the concept of smart contracts on the Hive blockchain, starting with the quick and easy creation of custom tokens. We aimed to make Tokens available to you rapidly, and there are many thrilling advancements on the way. These upcoming features will include enhanced token management tools and a dedicated marketplace for trading tokens against Hive, akin to the existing HIVE/SBD market. This forward-thinking model simplifies the deployment process, making it accessible to everyone, regardless of their technical background. With Hive Engine, the possibilities for blockchain innovation are just beginning to unfold, and we are excited to see how users will harness this potential. As we continue to evolve, we look forward to creating a vibrant ecosystem that fosters creativity and collaboration.

The value of public blockchains is driven by the active participation of their community members, who address real-world economic issues. By introducing BlockRef and Expiration transaction fields, users are empowered to set specific execution times for transactions, as well as determine their expiration if not confirmed in a block. Moreover, the platform accommodates various transaction fee delegation models, such as Multi-party Payment and Designated Gas Payer, which support a freemium model for decentralized applications, simplifying the onboarding process for users. Developers have the opportunity to utilize multi-function atomic transactions, allowing them to consolidate multiple payments and contract function calls into a single transaction while managing the sequence of their execution. Through the establishment of dependencies, the system guarantees that transactions with defined prerequisites are executed only after the necessary conditions are fulfilled, thereby improving efficiency and reliability in business processes. This advanced technology not only enhances operational flow but also encourages innovation, enabling developers to design more intricate and interconnected functionalities, ultimately leading to a richer ecosystem. As a result, the collaborative efforts within the community contribute to the blockchain's evolution and its ability to address emerging challenges.

Secret Network distinguishes itself as the first blockchain to seamlessly integrate data privacy, allowing for the creation and use of applications that strike a balance between accessibility and confidentiality. This innovative characteristic protects users, enhances applications, and paves the way for a vast array of groundbreaking use cases in the Web3 arena. Regardless of your background—be it as a developer, an artist, an entrepreneur, or someone with a vision—you can engage as a Secret Agent and contribute to the flourishing community of Secret Network. Delve into the diverse array of contributors, partners, applications, and advocates that make up the dynamic ecosystem of Secret Network. The ongoing evolution of blockchain technology promises to foster a more empowering and inclusive digital space, often known as Web3. In contrast, conventional blockchains function on a public basis, disclosing all data to the public and potentially compromising user privacy. To unlock meaningful applications and encourage widespread engagement, it is crucial for individuals and organizations to maintain control over their data's management and distribution, a concept we refer to as programmable privacy, which underscores the necessity of user empowerment in today’s digital landscape. By adopting this principle, we can cultivate a future for the internet that prioritizes security and user agency, ensuring that individuals have the tools they need to protect their information. Ultimately, the journey towards a privacy-centric Web3 can revolutionize the way we interact online, fostering trust and innovation.

Elastos emerges as a leading provider of open-source solutions by integrating blockchain technology with a peer-to-peer communication network, decentralized data storage, and an inclusive decentralized ID system designed for users and their digital assets. The Elastos essentials super-wallet application is a robust tool that allows users to manage their digital identity, contacts, decentralized storage, token transactions, voting, and smart contract capabilities all in one place. Additionally, the RPC Crypto Wallet enhances this experience by providing features like interoperability, swapping, and bridging, as well as facilitating smart contract operations through the Elastos Smart Contract Chain (ESC). We proudly refer to this groundbreaking platform as the Elastos SmartWeb. Our globally distributed team operates with a shared vision that the Elastos SmartWeb can bring about substantial improvements to global conditions. Each element of our platform is designed to offer unique features and services, thereby attracting developers and users alike to the Elastos ecosystem, which in turn fosters a thriving community centered around innovative technology. Ultimately, Elastos is dedicated to empowering individuals and transforming their interactions within the ever-evolving digital landscape, ensuring that everyone can benefit from the advantages of this advanced technology. Through our continuous development, we strive to enhance user experience and broaden the impact of digital solutions across various sectors.

Waves is a community-oriented suite of decentralized, open-source technologies aimed at empowering the development of scalable, user-focused applications. It provides an extensive framework for launching successful blockchain games and incorporates an innovative algorithmic price-stable assetization protocol that facilitates the creation of stablecoins tied to various real-world assets, such as national currencies and commodities. As a globally accessible open-source platform for decentralized applications, Waves utilizes a proof-of-stake consensus mechanism that seeks to leverage the benefits of blockchain technology while minimizing its carbon emissions. The versatile technology stack of Waves can be utilized in a broad range of contexts requiring high levels of security and decentralization, including sectors like open finance, personal identification, gaming, and sensitive data management. Moreover, the Waves Association, a non-profit organization located in Berlin, plays a vital role in promoting the development of Waves technologies by advocating for research and education, as well as providing grants to projects that utilize the Waves stack, thereby fostering the sustainability and growth of the ecosystem. This collaborative framework not only bolsters the potential for innovation but also inspires developers to investigate a variety of applications within the dynamic blockchain landscape, ultimately leading to a more diverse and vibrant community.

Telos distinguishes itself as the leading network for the implementation of practical applications across diverse industries, showcasing the use of Telos-based tokens, NFTs, and smart contracts in areas such as decentralized finance (DeFi), gaming, and social media, all while offering almost limitless possibilities for real-world usage. Currently, over 100 projects are under development on the Telos platform, with well-known brands utilizing the Telos blockchain for real-life applications like transparent evaluations of hackathons and payment processing through Taikai. The network effectively incorporates eosio C++ smart contract technology, positioning itself as the foremost decentralized framework for applications requiring high throughput. Importantly, Telos is poised to become the first EVM-compatible blockchain built on eosio, enabling developers to deploy and run their Ethereum applications on Telos EVM, ensuring peak performance in the DeFi space. By engaging with Telos, you not only tap into its capabilities but also join a vibrant community of hundreds of developers and thousands of users who acknowledge its vast potential. The network prioritizes economic and geographic decentralization to bolster the security and integrity of the blockchain, supported by initiatives such as the Telos Works proposal system and funding opportunities for new projects. This dedication to fostering a community-driven environment promotes ongoing innovation and collaboration, making Telos an attractive option for both users and developers alike, continually enhancing the ecosystem's growth and sustainability.

Develop Ethereum-compatible smart contracts using a range of popular programming languages and execute them at much higher speeds on Substrate. This project follows a decentralized, open-source business model funded by developer treasuries from various participating blockchains. Current Ethereum smart contracts can effortlessly run on ParaState’s Ewasm VM (Pallet SSVM) without any need for alterations. By accommodating over 20 programming languages, ParaState significantly boosts the developer ecosystem for Ethereum-compatible smart contracts. This broad support includes popular languages such as Solidity, Fe, Rust, and JavaScript, as well as domain-specific languages (DSLs) like MOVE, DeepSEA, and Marlowe. Substrate-based blockchains, particularly those within the Polkadot network, achieve a much higher transactions per second (TPS) rate than Ethereum. Nonetheless, for a smart contract platform, the focus is placed more on the efficiency of compute performance than on TPS throughput. By deploying smart contracts on ParaState, developers can experience these benefits and unlock enhanced capabilities that can transform their applications in real-time. Embrace the future of blockchain technology and explore the possibilities offered by this innovative platform.

Subspace stands as an innovative fourth-generation blockchain designed to empower emerging cryptocurrency pioneers. Instead of relying on traditional, energy-intensive mining and expensive staking processes, it introduces a novel method focused on disk-based farming. By leveraging critical academic research, we effectively address the blockchain trilemma, ensuring that both security and decentralization remain intact. Our system meticulously archives the entire blockchain ecosystem's history, allowing for seamless, secure, and trustless interactions among various networks. Farmers play a crucial role by storing unique historical segments, which allows the blockchain to grow while maintaining its decentralized integrity. Executors are in charge of processing smart contracts and upholding the blockchain’s current state, thereby guaranteeing that farming practices are both efficient and decentralized. Built on foundational principles that emphasize maximum decentralization, community involvement, and on-chain governance, our project intends to enhance the overall ecosystem. Moreover, we are dedicated to supporting each block across the Polkadot and Kusama Networks, highlighting our commitment to serving as a public good that contributes to the blockchain community's progress. This approach not only fosters innovation but also encourages collaboration among diverse stakeholders within the digital landscape.

Decentralized applications place a strong emphasis on privacy, security, scalability, and a focus on the user experience. By leveraging the strengths of blockchain technology, we develop applications that fulfill these fundamental aspects. Didux.io emerges as a versatile hybrid blockchain platform, facilitating hybrid transactions, smart contracts, and decentralized applications, with 'hybrid' referring to the integration of both public and private components. This groundbreaking blockchain guarantees that personal data remains confidential while ensuring full transparency for the organizations that users interact with. Users have the power to selectively disclose their identification details, allowing them to control with whom they share this information and for what duration. The DiduxWallet offers a complimentary, client-side interface that facilitates smooth interaction with the Didux blockchain. Our intuitive, open-source platform empowers users to establish wallets, interact with smart contracts, and much more, significantly enhancing their journey within the decentralized ecosystem. Moreover, users can take advantage of the Didux Block Explorer, a web-based resource that delivers in-depth insights into Didux blocks, addresses, and additional related information, further enriching user comprehension and interaction with the platform. With these tools, Didux.io aims to create a more engaging and secure environment for all users in the blockchain space.

We focus on developing technology that ensures smooth financial transactions. As the trailblazers of the first-ever open and permissionless pure proof-of-stake blockchain protocol, we provide vital security, scalability, and decentralization without the necessity of forking, which are essential components for today’s economy. Our award-winning team assists traditional financial institutions as well as decentralized finance businesses in moving towards a space of simplified financial operations. This state-of-the-art technology establishes the foundation for groundbreaking applications, while our advanced smart contract functionalities enable decentralized finance solutions and decentralized applications that can handle billions of users and tens of millions of transactions each day, all at low fees. The Algorand Standard Assets provide customizable blockchain asset solutions on Layer-1, guaranteeing secure transfers and instant settlement for transactions involving multiple parties. This structure allows businesses to adopt decentralized financial practices with confidence, ultimately revolutionizing the finance sector. Furthermore, as we progress, our dedication to improving financial accessibility and operational efficiency is steadfast, ensuring that we remain at the forefront of innovation in this rapidly evolving field.

Darwinia Network acts as a bridge connecting the Polkadot ecosystem to projects that originate from public blockchains such as Ethereum and BSC. Its Darwinia Smart App is specifically built to support the Ethereum Virtual Machine, facilitating the effortless transition of decentralized applications, particularly in the areas of DeFi and NFTs, to the Polkadot platform. Users interacting with the Darwinia Network experience an outstanding service marked by low transaction fees and incredibly fast transaction confirmations. The network is also equipped with a comprehensive governance system that empowers token holders to suggest modifications and enhancements. On-chain upgrades are carried out autonomously, ensuring that Darwinia’s development reflects the community's principles and avoids stagnation. The ecosystem features native tokens RING and KTON, the latter serving as a commitment token linked to RING, which encourages sustained involvement from users. Established in Singapore in 2018, Darwinia Network is recognized as a trailblazer in the realm of blockchain innovation. Furthermore, the platform consistently strives to boost user interaction and community engagement through forward-thinking governance strategies, fostering a vibrant ecosystem for all participants.

Boost your decentralized application (DApp) on the Polkadot network by harnessing the capabilities of Acala, a smart contract platform that effortlessly connects with Ethereum and is designed specifically for decentralized finance (DeFi) applications. Acting as the central liquidity hub and DeFi network within the Polkadot ecosystem, Acala operates as a layer-1 platform focused on scalability, compatibility with Ethereum, and augmented DeFi features, including integrated liquidity and pre-existing financial solutions. Developers can take advantage of Acala’s trustless exchange, the decentralized stablecoin aUSD, and DOT Liquid Staking (LDOT), along with EVM+ capabilities, to capitalize on the benefits of both Ethereum and the extensive features offered by substrate technology. This integration facilitates the management of assets and derivatives based on DOT, as well as access to a stablecoin native to Polkadot and various cross-chain assets from leading platforms such as Bitcoin and Ethereum. Moreover, Acala's framework is meticulously designed for enhancements in DeFi, allowing for continuous upgrades without the need for forks, thus enabling new functionalities to be seamlessly integrated based on developer requirements. Additionally, the innovative on-chain 'keepers' serve to automate operations within the protocol, which not only improves risk management and user experience but also permits transaction fees to be paid using almost any token available, showcasing the platform's versatility and user-centric approach. This comprehensive ecosystem empowers developers to create more robust and efficient financial applications while fostering a more interconnected blockchain environment.