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The Industry Leading Smart Contract Auditing Firm

Hashlock is the industry leading fully independent web3, blockchain cybersecurity and smart contract auditing firm. They come from competition and web3 bug bounty backgrounds and are highly specialised in smart contract auditing and manual analysis.

They have audited projects such as Peaq, Vana, Redbelly Network, Manifest, and many more.

  • Min project size
    $5,000+
  • Hourly rate
    $100 - $149 / hr
  • Employees
    10 - 49
  • Year founded
    Founded 2021

No have been added yet...

    Pricing Snapshot

    Min. project size $5,000+
    Avg. hourly rate $100 - $149 /hr
    Rating for cost 5 /5

    What Clients Have Said

    Hashlock is noted for providing good value for cost across various projects, with clients praising their pricing and thorough audits. Team sizes typically range from 2-5 members, and they consistently meet deadlines while ensuring clear communication throughout the process.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    $10,000 - $49,999 based on 5 reviews
    < $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

    Select a service to see pricing information

    Highly Rated Similar Providers

    Hashlock Review Insights

    Overall Review Rating

    4.9
    • Quality 4.9
    • Schedule 5.0
    • Cost 5.0
    • Willing to Refer 5.0

    Top Mentions

    Review Highlights

    • High Client Satisfaction and No Major Improvement Areas

      Most clients report high satisfaction with Hashlock's services, with no significant areas for improvement noted. Minor refinements were mentioned but did not impact the overall quality or outcome of projects.

    • No Significant Negative Feedback

      Across multiple reviews, there is a notable absence of significant negative feedback. This suggests a consistently high level of client satisfaction with Hashlock's services and project outcomes.

    • Proven Expertise in Security Audits

      Hashlock consistently delivers high-quality security audits for smart contracts and blockchain components. Clients note the thoroughness and technical proficiency in identifying vulnerabilities and providing actionable insights, which significantly enhance security and robustness.

    • Strong Cultural and Value Alignment

      Several clients chose Hashlock for their alignment in company values and culture, which fostered a collaborative partnership. This alignment, combined with a good value for cost, makes Hashlock a preferred choice for many.

    • Effective Communication and Client Support

      Hashlock is praised for its excellent communication, using virtual meetings, emails, and messaging apps to keep clients informed. Their ability to communicate technical details in understandable terms is highly valued by clients.

    Hashlock Reviews

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    Crypto Code Audit for Crypto Wallet Company

    • Blockchain
    • Confidential
    • Mar. - Apr. 2025
    5.0
    Quality
    4.5
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    4.5

    "I was impressed by their communication."

    Apr 23, 2025
    Manager, Crypto Wallet Company
    Anonymous
    Verified
    • Other industries
    • Australia
    • 11-50 Employees
    • Online Review
    • Verified

    Hashlock provided blockchain services for a crypto wallet company. The team was responsible for auditing the client's wallet codes.

    Cybersecurity Services for Talent Engagement Platform

    • Cybersecurity
    • Confidential
    • Nov. - Dec. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their responsiveness and flexibility were impressive."

    Apr 22, 2025
    CEO & Co-Founder, Scout Game
    Alex Poon
    Verified
    • Other industries
    • New York City, New York
    • 1-10 Employees
    • Online Review
    • Verified

    Hashlock provided cybersecurity services for a talent engagement platform. The team conducted a manual code review, penetration testing, software tool analysis, and optimization and code convention checks.

    Smart Contract Audit for Software Company

    • Blockchain Cybersecurity
    • Confidential
    • July - Dec. 2024
    4.5
    Quality
    4.5
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They communicated super well and were willing to meet our needs."

    Apr 21, 2025
    Founder, Kingdomly
    Ethan Rife
    Verified
    • Other industries
    • Austin, Texas
    • 11-50 Employees
    • Online Review
    • Verified

    Hashlock audited the smart contracts of an NFT launch platform. The team assessed the client's staking and no-code NFT creation contracts.

    Smart Contract Auditing for Robotics Co

    • Business Consulting Contract Manufacturing Cybersecurity
    • Less than $10,000
    • Aug. - Sep. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "It was all a great and professional experience."

    Apr 20, 2025
    CEO & Co-Founder, XMAQUINA
    Mauricio Zolliker
    Verified
    • Information technology
    • Portugal
    • 1-10 Employees
    • Online Review
    • Verified

    Hashlock audited three smart contracts for a robotics company. The team handled these contracts, which were used in the client's machine tokenization and launchpad protocol.

    Cybersecurity for Advertising & Marketing Company

    • Cybersecurity
    • $10,000 to $49,999
    • Nov. 2022 - Jan. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their expertise was impressive."

    Aug 20, 2023
    CEO, Smith Brothers Media
    Anonymous
    Verified
    • Advertising & marketing
    • Melbourne, Australia
    • 51-200 Employees
    • Online Review
    • Verified

    Hashlock completed a security audit for an advertising and marketing company. They reviewed code, review ratings, and recommended fixes.

    Product Audit for Web3 Rewards System Provider

    • Application Testing Blockchain Cybersecurity
    • Confidential
    • May 2023 - Ongoing
    4.5
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They have delivered a considerate report that has added value to our organization."

    Aug 14, 2023
    CEO, ItsCommonsense Pty Ltd T/as CSENS
    Malcolm Robertson
    • Other industries
    • Australia
    • 1-10 Employees
    • Online Review

    Hashlock has audited the functionality and security of a Web3 rewards system provider's product in preparation for its public launch.

    Cybersecurity for Decentralized Storage Provider

    • Blockchain Cybersecurity
    • $10,000 to $49,999
    • Feb. - Apr. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We were delighted with their highly personalized service."

    Jul 24, 2023
    COO, Verida
    Ryan Kris
    Verified
    • Information technology
    • Sydney, Australia
    • 1-10 Employees
    • Online Review
    • Verified

    Hashlock conducted a security audit of Ethereum smart contracts for a decentralized storage provider. The team audited the solidity code within the client's Protocol and reviewed and tested smart contracts.

    Showing 11-17 of 17 Reviews

    Contact Hashlock

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