Best Application Development Software for Freelancers - Page 4

Find and compare the best Application Development software for Freelancers in 2026

Use the comparison tool below to compare the top Application Development software for Freelancers on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

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    Alpha TransForm Reviews

    Alpha TransForm

    Alpha Software Corporation

    $30/User/Month
    4 Ratings
    The Alpha Transform no-code app builder enables business users or developers to turn any paper form or manual process into a mobile app in minutes. Business users can take full advantage of all the capabilities of the smartphone to easily build data collection apps. Power users & developers can add advanced app functionality for field service and dispatch apps with Alpha TransForm's built-in programming language. Robust integration and offline capabilities are built-in. A free trial is available. Alpha Software speeds app development with the only platform on the market with distinct no-code (Alpha TranForm) and low-code (Alpha Anywhere) development environments. The technology receives 5-star reviews from customers on third-party product review websites and has won the InfoWorld Technology of the Year award.
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    jOfficeConvert Reviews
    You can convert Microsoft Word documents and Excel spreadsheets directly from Java applications without any user intervention. jOfficeConvert is a Java library which can read and convert MS Word and Excel documents natively. It can also convert to images or print the documents automatically. The library is 100% Java and can be used on any platform that supports Java (Windows, Linux, Unix, Solaris Sparks, Solaris Intel. HP-UX). The library doesn't use any third-party software or native calls. It can be run in a server environment, or integrated into a desktop program. Main Features Convert Word documents to PDF (.doc,.docx) Convert Excel documents to PDF (when combined with JPDFWeb) Merge multiple Word and Excel files into one PDF document. Set permissions and passwords for the resulting PDF documents.
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    jPDFOptimizer Reviews
    jPDFOptimizer, a Java library that optimizes and reduces the size of PDF documents, is available. jPDFOptimizer removes unnecessary objects from PDF documents, detects and merges duplicate images and fonts, as well as altering image resolution, compression, and color spaces to reduce their size. The library offers a simple, but powerful API that allows the calling application to fine tune how to optimize documents. jPDFOptimizer uses Qoppa Software's extensive PDF technology. It does not require any third-party software or drivers. The library is 100% Java, and can be used on any operating system that has a standard Java implementation such as Windows, Linux and Solaris. Features -Modify image resolution, color space and compression -Compress images with JPEG 2000, JPEG 2000, and JBIG2 -Compress data streams -Remove any unused items -Remove duplicate images and fonts and merge them -Flexible optimization options Linearize PDFs for quick web view Support for the latest PDF format Support for JDK 1.6+
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    PDF Automation Server Reviews
    PDF Automation Server – PDF Processing Server PDF Automation Server provides a wide range of PDF processing functions to suit different environments. PAS is an essential tool for streamlining your PDF processing, document workflows, and web service orchestration. REST API Module Use RESTAPI calls to integrate into your existing workflows HTML5 PDF Module Convert and serve PDF files directly in your browser Workflow Module Robust, RESTAPI PDF Automation Server provides a complete suite of PDF processing and conversion capabilities in a robust RESTserver environment. It can integrate into existing document workflows and integrate with third-party integration and orchestration tools. HTML PDF Markup Module PDF Automation Server allows you to markup PDF documents in your browser.
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    Rayven Reviews
    Top Pick
    Rayven designs and delivers operational systems for industrial and asset-intensive businesses. It connects fragmented operational data from IT, OT, IoT, files, and existing systems - anything - without rip-and-replace, then uses that foundation to deliver automation and operational applications that run in a single environment. Rayven is built for real operational conditions - sites, assets, field teams, production, logistics, and infrastructure - providing real-time visibility and automated workflows that reduce manual effort and system gaps. Solutions are delivered end-to-end by Rayven or partners via white-label and co-branded models. Based in ANZ, working globally.
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    jPDFPreflight Reviews
    jPDFPreflight, a Java library, is used to verify PDF compliance to different standards including PDF/UA and PDF/A, and to convert documents to these standards. jPDFPreflight allows you to check compliance with these profiles: -PDF/UA Verification -PDF/A-1b Verification -PDF/A-2b Verification -PDF/A-2u Verification -PDF/A-3b Verification -PDF/X-1a:2001 Verification -PDF/X-1a:2003 Verification -PDF/X-3:2002 Verification -PDF/X-3:2003 Verification (including ZUGFeRD) jPDFPreflight converts PDF documents to comply with the following profiles. Convert PDF to PDF/A-1b Convert PDF to PDF/A-2b Convert PDF to PDF/A-3b Features Verify compliance with PDF documents following several standards Convert documents to PDF/A compliant -Produced detailed report of all items that are not compliant Add annotations to documents to highlight items that are not in compliance -Works with Windows, Linux, Unix, and Mac OS X (100% Java).
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    transjt Reviews
    Transjt is the ultimate solution to create bespoke web experiences. Say goodbye to cumbersome website templates and hello seamless integration of your unique Figma designs into HubSpot without touching a line of code. Transjt allows you to be creative without limits. Export your designs to Transjt, and tag components like headers, footers and more. Export them to HubSpot in just a few simple clicks. Your vision will be transformed into a fully-functional custom template that is ready for immediate use. Transjt lets you unleash your creativity - all you need is your favorite UI designer to bring your web ideas to life. By integrating Figma designs into HubSpot as native components, you can unlock a whole world of customizations without having to code. Transjt lets your brand shine through, creating engaging web experiences for your audience.
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    GigSheets Reviews

    GigSheets

    GigSheets

    $2.50/per user, per month
    4 Ratings
    Still struggling to find a tool with all the features you need to manage your agile project? Gigsheets was developed by agile project managers, precisely with the aim of eliminating that frustration, so you can spend more time managing the project and less time managing the tool. Our aim is to make it easier to manage your team members, and to communicate effectively, with the built-in features tailored to your agile project management needs. The built-in timer and the various ticket options are designed to provide the best possible framework to support and improve your teams workflow. Easily track time and view progress, assign roles, and set permissions for team members within your organization on different projects. Have full transparency into your project and easily export timesheets and generate release notes for different sprints, projects and timelines. Be the Hero! Sign up for Gigsheets
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    Visure Requirements Reviews
    Visure Solutions, Inc., a leading provider in requirements management tool suites, offers a comprehensive collaborative ALM Platform to system engineering industries. Visure's value proposition includes the complete innovative technology in key functions: standard compliance with safety-critical and business critical systems. - Traceability and Requirements Management - Test Management - Issue and Bug Tracking - Risk Management - Collaboration Management - Centralized data base, Review/Approval process - Certification Management (Support for many Standard Templates ISO26262, IEC62304 and IEC61508, CENELEC50128), DO178/C FMEA, SPICE, CMMI, CENELEC50128, CENELEC50128, DO178/C. + Tool Qualification Package - Configuration Management, Baselining and History Tracking, Requirements versioning - Dashboards + Report Customization - Integrated with DOORS and Jama, Siemens Polarion. PTC, Perforce. JIRA. Enterprise Architect. HP ALM. Microfocus ALM. PTC. TFS. Word, Excel. Test RT, RTRT. VectorCAST. LDRA.
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    UserWay Reviews
    Top Pick

    UserWay

    UserWay Inc.

    $49 per month
    8 Ratings
    UserWay is a pioneer in AI-powered web accessibility technologies designed to dismantle digital accessibility barriers, Their suite of accessibility solutions assist over 60 million users with disabilities daily as they help to make every digital touchpoint intuitive and inclusive. By bringing a distinct blend of legal, accessibility, and technical expertise together, UserWay’s digital accessibility compliance products support continuous adherence to accessibility laws and guidelines, such as WCAG 2.2, ADA, EN 301-549, and Section 508. Beyond their state-of-the-art Accessibility Widget, UserWay's Accessibility Plugin adds accessibility into websites on platforms like Shopify, Wix, and WordPress with native integration. Their Accessibility Scanner automates violation detection and Accessibility Audits provide remediation in real-time. Find out why millions trust UserWay for their digital accessibility and compliance needs.
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    jPDFImages Reviews
    jPDFImages allows you to export images from PDF files or import images into PDF files. jPDFImages allows you to create images from pages within a PDF document, and export them as JPEGs, TIFFs, or PNG images. It can also return any page from a PDF document to the Java host application as a BufferedImage, which can be used for further processing or to save the image in different formats. jPDFImages can also be used to create documents and add pages to existing documents. It can import TIFF, JPEG, and PNG images. The library can save a document after it has been modified or created. This allows the library to serve the document to a client browser directly from within a J2EE server. Features -Export PDF pages as JPEG or TIFF images. -Import images to new or existing PDFs as pages Support for PDF 2.0 (latest version) -Save to the Java output streams or to the file system. -Works with Windows, Linux, Unix, and Mac OS X (100% Java).
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    Sitejet Reviews
    Top Pick
    All-in-one web design platform. You can easily collaborate with your customers and team to create, manage, launch, and maintain websites. You can increase your revenue and profit by creating, shipping, and maintaining better websites in a shorter time. A CMS that is industry-leading, designed by web designers for teams who are driven by excellence and efficiency. You can streamline client feedback, team assignments, project files, and team assignments all within one blazing-fast tool.
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    Intrexx Reviews
    Top Pick
    Low-code allows for the creation of a comprehensive, integrated solution that makes your work processes flexible and adaptable to any future changes. You can save time and energy by using low-code, but you don't have to rely on untidy, cohesive, and seamless solutions. Low-code is the best of both because it allows for simple development while still allowing for individuality. Low-code development is your path to a digital future that's successful
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    Localazy Reviews
    Top Pick
    Automated localization for your software products, apps, and content. Invite your team, start in minutes, and run translations on autopilot. 👨‍💻 For developers, Localazy is localization automation that actually works. 👩‍💼 For product managers and team leads, Localazy provides complete visibility without the enterprise bloat. 🙌 For the whole team, Localazy removes the translation bottlenecks. Localazy is designed specifically for small to medium-sized development teams that want to automate localization without the complexity of enterprise solutions. Favored by hundreds of great engineering and product teams, including Moody's, Doosan, Speechify, Ledvance, and Rouvy. No hidden pricing, no per-seat charges, no surprise invoices, ISO 27001 and SOC 2 certified.
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    People Data Labs Reviews
    Top Pick

    People Data Labs

    People Data Labs

    $0 for 100 API Calls
    47 Ratings
    People Data Labs provides B2B data to developers, engineers and data scientists. It provides a dataset with resume, contact, demographic, and social information for more than 1.5 billion unique individuals. PDL data can be used for building products, enriching profiles, and enabling AI and predictive modeling. APIs are used to deliver it to developers. PDL only works for legitimate businesses, whose products aim to improve the lives of people. Its data is crucial for companies who are forming data departments, and focusing on the acquisition of data. These companies require clean, rich and compliant data on individuals to protect themselves.
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    GemPages Reviews
    Top Pick
    GemPages is the ultimate Shopify Page Builder for creating a standout online store. Say goodbye to complicated coding and hello to a user-friendly drag and drop interface that makes customizing your site a breeze. With GemPages, you can: - Build a professional and sales-boosting site without any coding knowledge (or add custom code if desired) - Enjoy compatibility with all themes and page types, including Online Store 2.0 - Take advantage of integrations with over 30 third-party apps - Experience a responsive design that looks great on all devices Customize your site to fit your brand and increase conversions with: - Customization options for any page type - Over 50 pre-made templates to choose from - 65+ elements in the Library or add custom HTML/liquid codes - Advanced optimization features for faster page loading and improved SEO - A/B testing and sticky add-to-cart options to optimize conversions GemPages offers top-notch support with a professional live chat team always available to help. Build a site that truly represents your brand and drives sales with GemPages.
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    Swiftify Reviews
    Top Pick

    Swiftify

    Swiftify

    $49 per month
    18 Ratings
    Swiftify converts IOS app source code to the new Apple Swift language in just one click, saving thousands of hours. Swiftify is the #1 Objective-C Swift Converter in the world. It can be used as a SaaS website or app on the App Store. The Offline Converter is best suited to Enterprise customers. Swiftify is a tool that helps developers and teams reduce technical debt, reduce development costs, facilitate code-sharing between platforms, reduce the risk of app vulnerabilities, and increase developer productivity. Individual developers, mobile development shops, and enterprises with high-security corporate environments. We don't offer any guarantee. We offer the best quality conversion on the market. Swiftify was designed to make it easier to convert Objective-C code from Swift to Objective-C. The rewriting process generally consists of two phases. First, you replace the syntax from Objective-C code to Swift and then you adopt new features that are available in Swift.
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    Kiuwan Code Security Reviews
    Top Pick
    Security Solutions for Your DevOps Process Automate scanning your code to find and fix vulnerabilities. Kiuwan Code Security is compliant with the strictest security standards, such OWASP or CWE. It integrates with top DevOps tools and covers all important languages. Static application security testing and source analysis are both effective, and affordable solutions for all sizes of teams. Kiuwan provides a wide range of essential functionality that can be integrated into your internal development infrastructure. Quick vulnerability detection: Simple and quick setup. You can scan your area and receive results in minutes. DevOps Approach to Code Security: Integrate Kiuwan into your Ci/CD/DevOps Pipeline to automate your security process. Flexible Licensing Options. There are many options. One-time scans and continuous scanning. Kiuwan also offers On-Premise or Saas models.
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    Pdftools Reviews
    Top Pick

    PDF Tools

    $0/month/user
    10 Ratings
    Pdftools can help you process thousands of documents, or even millions. The suite of SDKs from Pdftools is designed for industries that are document-intensive. They will make your document workflows faster, easier, and less stressful. The Pdftools products are built on SDKs or APIs. They integrate seamlessly with your existing systems and applications. Process thousands of documents per minute. Our tools are designed to be fast and efficient. We are engineers at heart and only accept the most reliable, usable and well documented platforms. File sizes can be reduced, but quality and interactivity are not compromised. Your documents will be compliant with long-term archiving. We have documented every detail of our products so that you can easily get started.
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    Digital Samba Reviews
    Top Pick
    Founded in 2003, Digital Samba is a privacy-first video conferencing company rooted in the European Union — where the world’s strongest data protection standards are set — and trusted by organisations across the globe. Our technology is built around zero tracking, uncompromising security, and long-term reliability. We provide two ways to connect: Digital Samba – a free, ready-to-use platform for meetings, classes, webinars, trainings, and events. Digital Samba Embedded – an API and SDK that lets organisations embed fully customisable, branded video conferencing directly into their own apps and services. Our minimalist design puts usability first, while delivering powerful features like HD video and audio, screen sharing, breakout rooms, whiteboards, polling, Q&A, AI captions and summaries, and secure cloud recordings. For developers and enterprises, advanced options such as full white labelling, CNAME domains, API control, and webhooks provide seamless integration and complete branding freedom. Backed by 99.99% uptime, intelligent bandwidth management, and enterprise-grade safeguards like E2EE, anonymised IDs, token-based authentication, and TLS encryption, Digital Samba is built for critical communications. From healthcare and education to international events like Eurovision, we deliver scalable, secure, and user-friendly video conferencing — without compromise.
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    Checkvist Reviews

    Checkvist

    Trirt Software

    $3.90/month/user
    5 Ratings
    A top online list maker with unique keyboard support. Ideal for software developers and keyboard lovers. Create and share nested list with unlimited hierarchy. Organise notes and code snippets. You can import and export from any system. Attach files, add recurring due dates, integrate Gmail, Dropbox, or Google Calendar. It is a minimalist, fast, and flexible list-maker that also comes with a generous, free version. Write a book, conduct research, plan a project release or manage your daily life.
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    CSS HTML Validator Reviews

    CSS HTML Validator

    AI Internet Solutions LLC

    $60 (one time)
    4 Ratings
    CSS HTML Validator for Windows, Mac, and Linux is a fast, powerful, highly user configurable, and easy to use professional web development tool that checks HTML/HTML5, CSS, accessibility, SEO, PHP, XHTML, JavaScript, links, htmx, and more. CSS HTML Validator will give you valuable and customizable advice while alerting you to obsolete, deprecated, and proprietary tags, attributes, and CSS. Make sure that your website visitors do not leave your site because they run into broken links or other problems caused by poorly written HTML and CSS. The latest version of CSS HTML Validator includes updated HTML & CSS support, improved accessibility checking, support for htmx, new editor color schemes, and other updates and improvements. A Batch Wizard in the Pro edition lets you easily validate entire websites and multiple HTML documents by generating a single validation report in HTML format. Try CSS HTML Validator Pro for Windows free for 200 validations or 30 days, whichever comes first. A FREE limited version of htmlval for Mac and Linux is also available.
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    Kochava Reviews
    Founded in 2011, Kochava is a real-time data solutions company offering a comprehensive growth stack of solutions for data-driven app marketers. We empower marketers to measure what matters with tools that deliver better insights and actionable data in one operational platform. App marketers can map their growth journey with Kochava, leveraging mobile measurement partner (MMP) services, a next-generation marketing mix modeling (MMM) SaaS platform, and a premium platform for search ads automation and app store optimization (ASO). Kochava's MMM SaaS and search ads automation/ASO platforms work with advertisers using Kochava or any other mobile measurement partner. Kochava hosts a culture of customer-driven innovation, dedication to data security, and the most powerful tools in the ecosystem. Headquartered in Sandpoint, ID, the company has offices globally.
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    Hevo Reviews

    Hevo

    Hevo Data

    $249/month
    3 Ratings
    Hevo Data is a no-code, bi-directional data pipeline platform specially built for modern ETL, ELT, and Reverse ETL Needs. It helps data teams streamline and automate org-wide data flows that result in a saving of ~10 hours of engineering time/week and 10x faster reporting, analytics, and decision making. The platform supports 100+ ready-to-use integrations across Databases, SaaS Applications, Cloud Storage, SDKs, and Streaming Services. Over 500 data-driven companies spread across 35+ countries trust Hevo for their data integration needs.
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    Appenate Reviews

    Appenate

    Appenate

    $11.90/month/user
    2 Ratings
    Reduce the time spent on paperwork and improve the way you record, track and store data. Create online forms and apps in under 5 minutes with our affordable, drag-and-drop, no-code platform. The software will have you streamlining processes, pinpointing and removing unnecessary, time wasting tasks and increase your ROI. Run your numbers through our ROI calculator if you're unsure ;). Try a 30-day free trial and then let us help migrate 5 of your paper-based forms once you subscribe. Enjoy Enterprise-level features, scaling across screen design types, data connectors and form submissions. Each Appenate package promises the rapid creation and publishing of branded business apps across Windows, Android and iOS devices. Harnessing cloud-based visual tools, users can construct intuitive screens for every use case along with sophisticated dynamic forms for capturing every piece of required data. Supported by out of the box data connectors for a variety of cloud services, extendable with API-based integrations, Appenate uses templates to simplify output. Mobile app users can conveniently format raw data into Word or Excel templates while on the move, before exporting to PDF for email sharing or storage.