# Top App Developers in Knoxville Recommended Mobile App Development companies in Knoxville include Tusk Software, 245TECH LLC, Rustik, Inc., CodeTank Labs, LLC, ResultStack, Pioneer Media, Efficience, ITR ~~ Information Technology Resources, Lotus Apps, Castlenext Technology. We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. [Learn how Clutch ensures trust](#why-trust-clutch) ## List of the Best Top App Developers in Knoxville Ratings Updated: Jul 14, 2026 ### [Tusk Software](https://clutch.co/profile/tusk-software) #### 4.9 out of 5 star rating (5 reviews) - $150 - $199 average hourly rate - 10 - 49 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 10% Cloud Consulting & SI - 10% IT Strategy Consulting - 20% Mobile App Development - 10% Web Design - 50% Web Development #### Company description Tusk Software is a Mobile App Development company specializing in software development, database management, and web design. They have consistently delivered exceptional results, with high user satisfaction and improved efficiency being key outcomes. Reviewers unanimously praise their creativity and project management, with 100% of feedback highlighting their ability to effectively communicate and meet deadlines. [Visit Website](https://tusksoft.com/) #### Patient Clients have consistently noted Tusk Software's patience and thoroughness during the project lifecycle. One client emphasized Joel's commitment to understanding their accounting needs, ensuring clarity in communication and addressing all inquiries effectively. This attentiveness was highlighted as a key factor in delivering a successful software solution. Overall, the sentiment surrounding Tusk Software reflects a strong appreciation for their patient approach and meticulous attention to detail. - Custom Software Dev for Bookkeeping Platform (5.0/5, Feb 8, 2022): They are very patient in taking the time to understand the accounting process that I needed to make the software work. Joel took the time to make sure I understood answers to questions I asked. [Read Full Review](https://clutch.co/go-to-review/tusk-software/10620) #### Experience in 2 industries Tusk Software has demonstrated expertise primarily in the Financial Services and Other Industries, delivering impactful solutions in sectors like finance, accounting, animal genetics, and photography. Clients commend their communication, project management, and adaptability to diverse technologies, enhancing operational efficiencies and user satisfaction. Overall sentiment is highly positive, highlighting Tusk's ability to understand complex requirements, meet deadlines, and provide effective software maintenance and development, making them a strong fit for projects in these industries. [Read All Reviews](https://clutch.co/profile/tusk-software?verified=true#reviews) ##### Financial services Experience Tusk Software demonstrates strong expertise in the Financial services industry, evidenced by positive client feedback highlighting their ability to troubleshoot complex software issues and enhance existing systems. Clients commend Tusk for their thorough discovery process, effective communication, and timely project management. The company’s adaptability to new technologies and commitment to client needs have led to increased operational efficiency and revenue generation. Overall, Tusk Software is well-regarded as a reliable partner for Financial services firms seeking innovative software solutions. - 2 reviews for financial services industry - 2 reviews are 5 stars - $10,000 – $49,000 avg. project cost - Custom Software Dev for Bookkeeping Platform (5.0/5, Feb 8, 2022): Tusk Software provides custom software development for a bookkeeping platform. They have built the client's software that aims to provide better and affordable inventory tracking options for the end clients. [Read Full Review](https://clutch.co/go-to-review/tusk-software/10620) - Custom Software Dev for Finance & Insurance Training Company (5.0/5, Feb 18, 2022): Tusk Software provides custom software development services for a finance and insurance training company. They troubleshoot the client's software issues and assist their IT department with other tasks. [Read Full Review](https://clutch.co/go-to-review/tusk-software/11537) ##### Other Industry Experience Tusk Software has received positive feedback from clients in the Other Industry, highlighting their expertise in software and web development. Clients commend their creativity, project management skills, and responsiveness, particularly in complex, customized environments. Their collaborative approach and ability to scale solutions have led to enhanced user satisfaction and operational efficiency. Overall, Tusk Software is viewed as a reliable partner capable of delivering impactful technological solutions tailored to client needs. - 2 reviews for other industry industry - 1 review is 5 stars - $200,000 – $999,999 avg. project cost - Web Dev & Design for School Photography Company (5.0/5, Jan 21, 2022): A school photography company hired Tusk Software to continue a web project that involves custom .NET and Kentico CMS development. The team has also done minor interface redesigns for the client. [Read Full Review](https://clutch.co/go-to-review/tusk-software/118960) - Web & Mobile App Development for Animal Biotech Company (4.5/5, Feb 1, 2022): Tusk Software has designed and developed web and mobile applications for an animal genetics company. They’ve built everything from scratch, including a patented database that supports the client’s business. [Read Full Review](https://clutch.co/go-to-review/tusk-software/129638) #### 4.5 out of 5.0 rating for cost What Clients Have Said Clients have consistently highlighted Tusk Software's strong value for money, noting that the company delivers high-quality results within budget constraints. One client remarked on Tusk's thorough discovery process that helped avoid costly rebuilds, while another emphasized that the deliverables met or exceeded expectations. Overall, feedback indicates a sentiment of satisfaction regarding cost-effectiveness, with clients appreciating Tusk's commitment to maintaining project timelines and adapting to specific needs without incurring additional expenses. [Read All Reviews](https://clutch.co/profile/tusk-software?verified=true#reviews) - $200,000 to $999,999 (2 reviews) - $10,000 to $49,000 (1 reviews) - $50,000 to $199,999 (1 reviews) #### 1 Review mentions Mobile App Development in Knoxville - $200,000 – $999,999 avg. project cost for Mobile App Development services in Knoxville Knoxville-based Mobile App Development project highlight Web & Mobile App Development for Animal Biotech Company 4.5/5 — Tusk Software has designed and developed web and mobile applications for an animal genetics company. They’ve built everything from scratch, including a patented database that supports the client’s business. [Read More](https://clutch.co/go-to-review/tusk-software/129638) [Read Similar Reviews](https://clutch.co/profile/tusk-software?location=24953&service_provided=field_pp_sl_mobile_app_dev&verified=true#reviews) --- ### [245TECH LLC](https://clutch.co/profile/245tech) #### 5 out of 5 star rating (3 reviews) - $5,000+ minimum project size - $100 - $149 average hourly rate - 10 - 49 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 10% UX/UI Design - 10% CRM Consulting and SI - 10% E-Commerce Development - 20% Mobile App Development - 10% Pay Per Click - 10% Search Engine Optimization - 10% Web Design - 20% Web Development #### Company description 245TECH LLC is a mobile app development company that specializes in creating customized applications to meet specific client needs. Reviewers consistently praise their attentive project management and the ability to transform ideas into functional apps, with 100% of feedback being positive. Clients appreciate the personal, responsive service and effective solutions provided by the team. [Visit Website](https://245.tech/) #### Receptive Clients express a highly positive sentiment towards 245TECH LLC, highlighting their receptive communication style. One client noted that Jeff and Scott were 'very good listeners' who understood the project's direction and effectively brought their vision to life. The responsiveness of the team contributed significantly to the project's success, with the client stating, 'They were able to turn our 'idea' into a reality.' Overall, clients appreciate the team's attentiveness and willingness to adapt to their needs. - Web App Dev for School Fundraising Business (5.0/5, May 15, 2022): Whenever we had meetings with Jeff and Scott, they are very good listeners. They both understood the direction we wanted this to go and made it happen. [Read Full Review](https://clutch.co/go-to-review/245tech/19151) #### Experience in 3 industries 245TECH LLC has received positive feedback across various industries, including Restaurants, Education, and K9 Bed Bug Detection. Clients praised their expertise in developing user-friendly applications and websites tailored to specific business needs. In the restaurant sector, they excelled in creating mobile-friendly web pages, while in education, their app for fundraising enhanced sales and user engagement. Overall, 245TECH is recognized for their responsiveness, effective communication, and ability to deliver customized solutions promptly. [Read All Reviews](https://clutch.co/profile/245tech?verified=true#reviews) ##### Restaurants Experience 245TECH LLC has demonstrated strong expertise in the Restaurants industry, particularly in web design and development. A pizza restaurant owner praised their ability to create a mobile-friendly webpage that emphasizes essential information like the menu and contact details. The project was completed on time, showcasing their effective project management and communication. Overall, clients appreciate their responsiveness and dedication to meeting specific needs, making them a suitable choice for restaurant businesses seeking digital improvements. - 1 review for restaurants industry - 1 review is 5 stars - Unknown avg. project cost - Website Development for Pizza Restaurant (5.0/5, Jun 28, 2022): In need of a website update, a pizza restaurant collaborated with Big Ed's Pizza. The team incorporated all the client's demands, including the necessary features.  [Read Full Review](https://clutch.co/go-to-review/245tech/24619) ##### Other Industry Experience 245TECH LLC has demonstrated strong expertise in app development for the Other Industry, particularly in creating tailored solutions for K9 inspection reporting. Client feedback highlights their ability to understand specific business needs and deliver functional applications efficiently. The company's attentive and responsive project management style, coupled with a friendly approach, fosters strong client relationships. Overall, their commitment to quality and adaptability positions them as a strong candidate for businesses seeking innovative solutions in the Other Industry. - 1 review for other industry industry - 1 review is 5 stars - $10,000 – $49,000 avg. project cost - Mobile App Development for K9 Bed Bug Detection Company (5.0/5, May 26, 2022): 245TECH LLC developed a proprietary app for client reports for a bed bug detection company. The app allowed the client to standardize and streamline their inspection reports. [Read Full Review](https://clutch.co/go-to-review/245tech/20620) ##### Education Experience 245TECH LLC has demonstrated robust expertise in the Education sector, particularly in developing technology solutions for school fundraising. Clients praise their clear communication and project management skills, noting that their team effectively transforms ideas into functional applications. The positive impact is evident, as one client reported increased sales and enthusiastic feedback from students and sponsors using their app. Overall, 245TECH LLC is highly regarded for their ability to deliver tailored solutions that meet the unique needs of educational organizations. - 1 review for education industry - 1 review is 5 stars - $10,000 – $49,000 avg. project cost - Web App Dev for School Fundraising Business (5.0/5, May 15, 2022): 245TECH LLC was hired by a school fundraising business to develop an app that would allow students to accept electronic payments when selling fundraising items. They explained the steps needed to the client. [Read Full Review](https://clutch.co/go-to-review/245tech/19151) #### Completed projects in 3 cities - Sevierville, Tennessee (1 projects) - Clinton, Tennessee (1 projects) - Lenoir City, Tennessee (1 projects) [View Reviews](https://clutch.co/profile/245tech?verified=true#reviews) #### 2 Reviews mention Mobile App Development in Knoxville - 2 of 2 Knoxville-based reviews are 5 stars - $10,000 – $49,000 avg. project cost for Mobile App Development services in Knoxville Mobile App Development project highlight Mobile App Development for K9 Bed Bug Detection Company 5.0/5 — 245TECH LLC developed a proprietary app for client reports for a bed bug detection company. The app allowed the client to standardize and streamline their inspection reports. [Read More](https://clutch.co/go-to-review/245tech/20620) [Read Similar Reviews](https://clutch.co/profile/245tech?location=24953&service_provided=field_pp_sl_mobile_app_dev&verified=true#reviews) --- ### [Rustik, Inc.](https://clutch.co/profile/rustik) - $10,000+ minimum project size - $50 - $99 average hourly rate - 10 - 49 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 40% Custom Software Development - 10% Business Consulting - 30% Mobile App Development - 20% Web Development #### Company description Rustik, Inc., a custom software development firm, was launched in 2020. The team specializes in Custom Software Development and Mobile App Development. [Visit Website](https://rustik.io/) --- ### [CodeTank Labs, LLC](https://clutch.co/profile/codetank-labs-0-0) - $5,000+ minimum project size - $100 - $149 average hourly rate - 10 - 49 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 20% Custom Software Development - 20% Enterprise App Modernization - 20% AR/VR Development - 20% Mobile App Development - 20% Web Development #### Company description CodeTank Labs, LLC is a custom software development company founded in 2015. The small team offers Custom Software Development and Enterprise App Modernization. [Visit Website](http://codetanklabs.com) --- ### [ResultStack](https://clutch.co/profile/resultstack) - $50,000+ minimum project size - 50 - 249 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 10% UX/UI Design - 10% Custom Software Development - 10% Enterprise App Modernization - 10% AR/VR Development - 10% AI Development - 10% Cloud Consulting & SI - 10% E-Commerce Development - 10% Microservices Architecture Services - 10% Mobile App Development - 10% Web Design #### Company description ResultStack is a Knoxville, Tennessee-based software development company. They focus on Custom Software Development and Mobile App Development. [Visit Website](https://resultstack.com) --- ### [Pioneer Media](https://clutch.co/profile/pioneer-media) - $5,000+ minimum project size - $100 - $149 average hourly rate - Freelancer employees - Louisville, TN #### Services Provided - Allocation of Expertise by Percentage - 20% E-Commerce Development - 20% Mobile App Development - 20% Search Engine Optimization - 20% Web Design - 20% Web Development #### Company description Pioneer Media, an e-commerce development company, is based in Louisville, Tennessee. They specialize in E-Commerce Development and Mobile App Development. [Visit Website](https://www.pioneer.media/) --- ### [Efficience](https://clutch.co/profile/efficience) - 10 - 49 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 20% E-Commerce Development - 20% Mobile App Development - 20% Mobile & App Marketing - 20% Social Media Marketing - 20% Web Design #### Company description Efficience is an e-commerce development firm. The Knoxville, Tennessee-based company was launched in 2004. Their services include E-Commerce Development and Mobile App Development. [Visit Website](http://www.efficience.us/) --- ### [ITR ~~ Information Technology Resources](https://clutch.co/profile/itr-information-technology-resources) - 10 - 49 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 20% IT Managed Services - 20% Cybersecurity - 20% IT Strategy Consulting - 20% Mobile App Development - 20% Web Development #### Company description ITR ~~ Information Technology Resources is an IT managed services company established in 1997. The team offers IT managed services and Cybersecurity and is located in Knoxville, Tennessee. [Visit Website](https://www.ittechies.com/) --- ### [Lotus Apps](https://clutch.co/profile/lotus-apps) - 2 - 9 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 20% Mobile App Development - 20% Mobile & App Marketing - 20% Print Design - 20% Web Design - 20% Web Development #### Company description Launched in 2015, Lotus Apps is a mobile application development company. The small team focuses on Mobile App Development and Mobile & App Marketing. [Visit Website](https://www.madebylotus.com/) --- ### [Castlenext Technology](https://clutch.co/profile/castlenext-technology) - $50,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Vonore, TN #### Services Provided - Allocation of Expertise by Percentage - 10% Custom Software Development - 30% E-Commerce Development - 30% Mobile App Development - 30% Web Development #### Company description Castlenext Technology is a Vonore, Tennessee-based website development firm. The team focuses on Web Development and Mobile App Development. [Visit Website](https://castlenext.com/) --- ### [Acato Information Management LLC](https://clutch.co/profile/acato-information-management) - 10 - 49 employees - Oak Ridge, TN #### Services Provided - Allocation of Expertise by Percentage - 20% UX/UI Design - 20% Custom Software Development - 20% Mobile App Development - 20% Web Design - 20% Web Development #### Company description Founded in 2010, Acato Information Management LLC is a custom software development firm. Their services include Custom Software Development and UX/UI Design. [Visit Website](http://www.acatoim.com) --- ### [RidgelineDigital LLC](https://clutch.co/profile/ridgelinedigital) - $50 - $99 average hourly rate - Freelancer employees - Oak Ridge, TN #### Services Provided - Allocation of Expertise by Percentage - 40% Custom Software Development - 10% Mobile App Development - 10% Application Testing - 40% Web Development #### Company description RidgelineDigital LLC is a custom software development company. They were launched in 2026 and specialize in Custom Software Development and Web Development. [Visit Website](https://www.ridgelinedigital.site/) --- ### [Mass infoline](https://clutch.co/profile/mass-infoline) - $1,000+ minimum project size - < $25 average hourly rate - 10 - 49 employees - Dayton, TN #### Services Provided - Allocation of Expertise by Percentage - 10% AR/VR Development - 20% Graphic Design - 40% Mobile App Development - 10% Search Engine Optimization - 20% Web Development #### Company description Established in 2016, Mass infoline is an application development firm. The team specializes in Mobile App Development and Graphic Design. [Visit Website](http://www.massinfoline.com/) #### 18% of employees work in Dayton office Dayton, TN 879 BLYTHE FERRY RD 2 - 5 employees [See All Locations (2)](https://clutch.co/profile/mass-infoline#location) --- ### [Imfitech IT Solution Pvt. Ltd.](https://clutch.co/profile/imfitech-it-solution) - $5,000+ minimum project size - < $25 average hourly rate - 10 - 49 employees - Vonore, TN #### Services Provided - Allocation of Expertise by Percentage - 10% UX/UI Design - 20% Custom Software Development - 20% IT Strategy Consulting - 20% Mobile App Development - 10% Web Design - 20% Web Development #### Company description Imfitech IT Solution Pvt. Ltd. Is an Ahmedabad, India-based software development company. Established in 2012, the team provides Custom Software Development and IT strategy consulting. [Visit Website](http://www.imfitech.com/) #### 1% of employees work in Vonore office Vonore, TN 156 Keeble Rd employees 443-784-5227 [See All Locations (2)](https://clutch.co/profile/imfitech-it-solution#location) --- ### [Outsoft](https://clutch.co/profile/outsoft-0) - $1,000+ minimum project size - $25 - $49 average hourly rate - 50 - 249 employees - Knoxville, TN #### Services Provided - Allocation of Expertise by Percentage - 10% UX/UI Design - 15% Custom Software Development - 3% Enterprise App Modernization - 15% AR/VR Development - 5% E-Commerce Development - 2% IoT Development - 5% Logo - 15% Mobile App Development - 3% Application Testing - 2% Wearable App Development - 10% Web Design - 15% Web Development #### Company description In Knoxville, Tennessee and Kyiv, Ukraine, Outsoft is a software development firm. The team focuses on Custom Software Development and AR/VR development. [Visit Website](http://outsoft.com) --- #### Get personalized agency matches based on your project goals. [Find the right fit](https://project.clutch.co/project-brief?source=directory_slide_in_CTA&BPB_adoption_source=directory) ## Why Trust Clutch At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences. Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria. Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them. 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