# Best Smart Contract Audit Services - Page 2

  *By [Lauren Worth](https://research.g2.com/insights/author/lauren-worth)*

   Smart contract audit service providers help businesses by assessing the security and reliability of [smart contracts](https://www.g2.com/categories/smart-contracts). This cybersecurity service reviews the smart contract code to identify potential vulnerabilities and security risks. They help ensure that the smart contract will perform as intended and cannot be exploited by attackers to steal funds or disrupt the operation of the blockchain network.

Smart contract security auditing is a crucial activity that ensures the reliability and integrity of smart contracts. By ensuring that security risks are identified and addressed, smart contract audit service providers can help prevent financial losses and protect the interests of all the parties involved in the transaction. [Cybersecurity consulting providers](https://www.g2.com/categories/cybersecurity-consulting) also often provide smart contract auditing services.

To qualify for inclusion in the Smart Contract Audit category, a service provider must:

- Identify and mitigate any potential vulnerabilities or security risks in smart contracts
- Perform manual and automated reviews of smart contract code to identify inefficient code and poor coding practices
- Review the smart contract’s architecture and design and provide recommendations






## Top-Rated Products (Ranked by G2 Score)
  ### 1. [Plavno](https://www.g2.com/products/plavno/reviews)
  Plavno is a premier software development house with over 15 years of experience and a highly qualified team of experts in your industry. Fully-fledged teams of specialists cover each stage of product creation, from product management and analysis to design, development, testing, and ongoing support. We have a unique advantage, our pre-formed full teams work exclusively on products in their specific domains, such as Healthcare, E-Learning, FinTech, Travel & Hospitality, Fleet management and more. We can help you with: ✔ Web Development ✔ Mobile App Development ✔ CRM/CMS/SaaS Development ✔ Chat and Chatbot Development ✔ Web3 / DeFi / DAO / Smart contract ✔ WebRTC Stop struggling with bloated budgets and slow time-to-market. At Plavno, our fully-fledged team provides cost-effective and streamlined solutions that minimize technical debt and maximize your product's potential. With end-to-end support and a proven track record in the SAFe Scaled Agile Framework, we're the partner you need to succeed. LET’S CONNECT Let us help you choose the best path forward to deliver the perfect solution: Admin@plavno.io


  **Average Rating:** 4.8/5.0
  **Total Reviews:** 9


**Seller Details:**

- **Seller:** [Plavno](https://www.g2.com/sellers/plavno)
- **Year Founded:** 2007
- **HQ Location:** Warszawa, Poland
- **Twitter:** @plavno (1 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/plavno/ (66 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 56% Mid-Market, 33% Small-Business


  ### 2. [Quantstamp](https://www.g2.com/products/quantstamp/reviews)
  We will make sure your blockchain system works as intended. Our team will not only identify security vulnerabilities in your systems, we will work alongside you to solve them. We provide security that addresses the entire lifecycle of a project.




**Seller Details:**

- **Seller:** [Quantstamp](https://www.g2.com/sellers/quantstamp)
- **Year Founded:** 2017
- **HQ Location:** San Francisco, US
- **LinkedIn® Page:** https://www.linkedin.com/company/quantstamp (71 employees on LinkedIn®)



  ### 3. [QuillAudits](https://www.g2.com/products/quillaudits/reviews)
  We saw a shift— “the unlocking of a more valuable internet for everyone”. Communities were being created around the emerging brands and product concepts much more easily than in previous iterations of the Web. And at the core of this major shift was a trust framework— “smart contracts”, auditable and immutable. Our journey began in 2018 and revolved around safeguarding this trust framework— To keep the confidence and secure the billions of users' funds locked in Web3 projects. Today, QuillAudits has secured more than 1000+ Web3 projects and has a global presence with notable industry partners. We are committed to ensuring security for Web3 ventures worldwide and helping them get an edge in this competitive space.




**Seller Details:**

- **Seller:** [QuillAudits](https://www.g2.com/sellers/quillaudits)
- **Year Founded:** 2018
- **HQ Location:** Dover, US
- **LinkedIn® Page:** https://www.linkedin.com/company/quillaudits/ (29 employees on LinkedIn®)



  ### 4. [Rock'n'Block](https://www.g2.com/products/rock-n-block/reviews)
  Official Enterprise Ethereum Alliance member Blockchain implementation We are engaged in custom development and implementation of software based on blockchain technologies for business and startups. Blockchain Technology Our expertise will enable you to explore and navigate the potential of Blockchain and pilot solutions customized to your business line. The Blockchain technology is re inventing the way we transact. Its activity is exploding globally. Crowdfunding Support We help companies launch their own STOs. We provide an all-inclusive infrastructure such as token creation & distribution, STO platform hosting, landing page design etc. Contact us to launch your own STO now. Smart Contracts Rock'n'Block team already deployed more than 15,000+ smart contracts. We audited over 50 ICO contracts and saved over $300 millions of investor funds. What can you expect from Blockchain? — Automation — Data storage cost reduction — Time reduction — Data duplication elimination — Data security improvement — Risk reduction So, are you tempted to transact via a Blockchain? Then, the only quick time solution is to get in touch with Rock'n'Block. Our skilful expertise in Blockchain development can develop and design all the services ranging from simple to advanced Blockchain architecture to meet your business specifications. Rock'n'Block is the right place to explore the gamut of Blockchain services that can help you increase your business productivity.




**Seller Details:**

- **Seller:** [Rock'n'Block](https://www.g2.com/sellers/rock-n-block)
- **Year Founded:** 2017
- **HQ Location:** Dubai, AE
- **LinkedIn® Page:** https://www.linkedin.com/company/rock-n-block (30 employees on LinkedIn®)



  ### 5. [Safe Edges](https://www.g2.com/products/safe-edges/reviews)
  Safe Edges is a Web3 cybersecurity company specializing in protecting blockchain applications, smart contracts, and decentralized protocols from exploits and vulnerabilities. The firm provides security services such as smart contract audits, DeFi security assessments, penetration testing, and protocol security reviews to help projects identify and fix vulnerabilities before deployment. Their audits combine manual code review, automated analysis, fuzzing, and exploit-path simulation across multiple blockchain ecosystems (including Ethereum and other major chains) to detect logic errors, security flaws, and economic vulnerabilities. Safe Edges works with DeFi protocols, dApps, and blockchain infrastructure projects, aiming to strengthen security, protect user funds, and reduce the risk of hacks in Web3 systems.




**Seller Details:**

- **Seller:** [Safe Edges](https://www.g2.com/sellers/safe-edges)
- **Year Founded:** 2023
- **HQ Location:** Dubai, IN
- **LinkedIn® Page:** https://www.linkedin.com/company/safe-edges/ (8 employees on LinkedIn®)



  ### 6. [SecureBlock](https://www.g2.com/products/secureblock/reviews)
  An elite team of experienced blockchain technology experts who deliver high-quality software and thorough smart contract security audits. Due to extensive experience and continuous investment in team's knowledge, we are competent to help during all phases of the blockchain product lifecycle. We partner with global companies of all sizes, who recognize the expertise, commitment and ability of a group to achieve success.




**Seller Details:**

- **Seller:** [SecureBlock](https://www.g2.com/sellers/secureblock)
- **Year Founded:** 2021
- **HQ Location:** Zagreb, HR
- **LinkedIn® Page:** https://www.linkedin.com/company/82401928 (2 employees on LinkedIn®)



  ### 7. [Slowmist](https://www.g2.com/products/slowmist/reviews)
  The SlowMist security team has audited more than 1,500 well-known smart contracts, covering public blockchain platforms such as Ethereum and blockchains based on the Ethereum Virtual Machine (EVM), EOS, Fabric, Solana, Klaytn, Aptos. During these audits, we also discovered hundreds of high-risk and medium-risk vulnerabilities. SlowMist is the first Chinese company to enter the Etherscan smart contract security audit recommendation list. The audit report service has received recognition and appreciation from dozens of well-known exchanges, such as the Best Security Audit Partner award by OKX.




**Seller Details:**

- **Seller:** [Slowmist](https://www.g2.com/sellers/slowmist)
- **Year Founded:** 2018
- **HQ Location:** Singapore, SG
- **LinkedIn® Page:** https://www.linkedin.com/company/slowmist/ (8 employees on LinkedIn®)



  ### 8. [Solidified](https://www.g2.com/products/solidified/reviews)
  Founded in 2017, Solidified is one of the most experienced smart contract auditing firms, with a stellar record. With a team consisting of computer scientists, cryptographers, economists, and distributed systems researchers, we provide in-depth and detailed audits to help secure your protocol and give you confidence in your smart contracts.




**Seller Details:**

- **Seller:** [Oak Security](https://www.g2.com/sellers/oak-security)
- **Year Founded:** 2017
- **HQ Location:** Munich, DE
- **LinkedIn® Page:** http://www.linkedin.com/company/solidified (4 employees on LinkedIn®)



  ### 9. [Solidity Finance](https://www.g2.com/products/solidity-finance/reviews)
  Our team of experienced solidity smart contract auditors conduct audits for tokens, NFTs, crowdsales, marketplaces, gambling games, financial protocols, and more! We leverage a combination of static analysis, automated tools, and a robust manual review process to provide industry-leading security recommendations to project teams.




**Seller Details:**

- **Seller:** [Solidity Finance](https://www.g2.com/sellers/solidity-finance)
- **Year Founded:** 2020
- **HQ Location:** Arlington, US
- **Twitter:** @SolidityFinance (65 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/solidityfinance/ (4 employees on LinkedIn®)



  ### 10. [TNC Teams](https://www.g2.com/products/tnc-teams/reviews)
  TNC Teams Blockchain Consulting Services and Solutions specializes in assisting startups and enterprises with the integration of blockchain solutions. We guide our clients’ projects, provide innovative solutions, and deliver the greatest technological and marketing solutions in the industry.




**Seller Details:**

- **Seller:** [TNC Teams ](https://www.g2.com/sellers/tnc-teams)
- **HQ Location:** N/A
- **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®)



  ### 11. [Trail of Bits](https://www.g2.com/products/trail-of-bits/reviews)
  Organizations spend hundreds of work hours to build applications and services that will benefit customers and employees alike. Whether the application/service is externally facing or for internal use only, it is mandatory to identify and understand the scope of potential cyber risks and threats it poses to the organization.




**Seller Details:**

- **Seller:** [Trail of Bits](https://www.g2.com/sellers/trail-of-bits)
- **Year Founded:** 2012
- **HQ Location:** New York, US
- **LinkedIn® Page:** https://www.linkedin.com/company/trail-of-bits (93 employees on LinkedIn®)



  ### 12. [Trinetix](https://www.g2.com/products/trinetix/reviews)
  Trinetix is a trusted digital product partner to world-renowned enterprises and fast-growing businesses globally. We empower forward-thinking leaders to bring impactful ideas to digital reality through partnership, creativity, and innovation. Our teams are driven to push the boundaries of what's possible and pioneer digital solutions that create 360° value—inside and globally. We strive to drive positive change and develop an environment that fosters exploration, creativity, and empowers people to become their best selves. Trinetix's ultimate mission is to unlock new opportunities for individuals and organizations to tackle today's challenges and shape the future. Our core specializations: - Experience Design - Intelligent Automation - Blockchain Solutions - Mobile App Development - Cloud Enablement - Intelligent Digital Assistants - Data Enablement - AI/ML - Visual Communication Ready to explore tomorrow’s potential? Email us at hello@trinetix.com




**Seller Details:**

- **Seller:** [Trinetix](https://www.g2.com/sellers/trinetix)
- **Year Founded:** 2011
- **HQ Location:** Brentwood, US
- **LinkedIn® Page:** https://www.linkedin.com/company/trinetix-inc (910 employees on LinkedIn®)





## Parent Category

[Security and Privacy Services Providers](https://www.g2.com/categories/security-and-privacy-services)