HackerEarth vs. Sphere Engine Comparison Chart

CodeSignal is how the world discovers and develops the skills that will shape the future. Our skills platform empowers teams to go beyond skills gaps, with hiring and AI-powered learning solutions, and helps individuals cultivate the skills they need to level up. Wherever you are on your journey, CodeSignal’s technical hiring and learning & development solutions meet you there and get you where you need to go. Having powered millions of skills evaluations, CodeSignal is trusted by leading companies like Netflix, Capital One, Meta, and Dropbox, and is used by learners across the globe.

Discover candidates’ real skills - not just their resumes - with Canditech’s candidate evaluation platform. Canditech helps HR professionals and hiring managers make fast, confident, and objective hiring decisions - based on how candidates actually perform on the job. Companies using Canditech cut up to 80% of unnecessary interviews, saving valuable time while improving quality of hire. The platform offers pre-employment assessments that simulate real-world tasks and measure both technical and soft skills, including: - Coding, SQL and Excel challenges - Business writing and open-text responses - Soft skills like critical thinking, problem-solving and communication - One-way structured video interviews All assessments are auto-scored - reducing bias and ensuring consistency. See how candidates will perform in the role - before they’re hired.

Skillfully transforms hiring through AI-powered skill simulations that show you how candidates actually perform before you hire them. Our platform helps companies cut through AI-generated resumes and rehearsed interviews by validating real capabilities in action. Through dynamic job specific simulations and skill-based assessments, companies like Bloomberg and McKinsey have cut screening time by 50% while dramatically improving hire quality. Key features: Dynamic job simulations that test real-world capabilities AI-powered skill validation across technical and soft skills Automated screening that identifies top performers early Seamless ATS integration Performance-based interview guides Detailed candidate insights and analytics Bias-free, objective evaluation process Results include 74% lower hiring costs, 50% faster hiring process, and 10x improvement in candidate conversion rates.

Workable is an all-in-one HR platform that helps businesses find great candidates, hire faster, and manage their teams more effectively. With a world-class Applicant Tracking System and a flexible HRIS, it’s your system of record for everything HR. With Workable, you can: 1. Source talent: Post to 200+ job boards and access 400M+ candidate profiles 2. Simplify hiring: Use AI-powered screening, self-scheduled interviews, and automated offer management 3. Manage employees: Automate onboarding, store HR data, and handle performance reviews 4. Track time & attendance: Manage time off, monitor work hours, and generate payroll reports 5. Leverage AI: Source candidates,write personalized emails, and create interview kits effortlessly Workable is designed to be easy to use, with a mobile app for on-the-go management and outstanding customer support. Our software is trusted by over 30,000 companies in more than 100 countries, helping them build high-performance teams.

Grayscale keeps your recruiting motion humming by providing frontline HR and talent acquisition teams the platform and tools they need to deliver a frictionless candidate experience. Source, match, and hire faster with two-way, one-to-one and bulk texting, hiring hub, automation, scheduling, and more all seamlessly integrated into your ATS. Think of Grayscale as your extra set of hands in the hiring process, enabling top brands like Dick's Sporting Goods, Chobani, DoorDash, and American Airlines to secure the best talent available. With our advanced technology and streamlined approach, you can optimize your recruitment process and stay ahead of the competition. - Text Candidates Inside Your ATS - Extensive Automation Suite to Handle the Busy Work - Bulk Messaging & Drip Campaigns - Let Candidates Apply via SMS Shortcodes - Interview Scheduling & Hiring Assistant

Crelate is a comprehensive recruitment software designed for staffing and recruiting agencies, and in-house corporate recruiting teams. Offering a powerful Applicant Tracking System (ATS) and Recruitment CRM, Crelate helps streamline the entire hiring process. Their advanced features include candidate relationship management, client management, and recruiting analytics, ensuring a data-driven approach to recruitment. Crelate’s latest feature, Co-Pilot, integrates AI with Real Recruiter Intelligence for content generation, assistance with candidate evaluation, activity suggestions, and so much more. This unique blend of AI and human insight allows recruiters to focus on strategic tasks, improving efficiency and hiring outcomes. With its robust applicant tracking software, Crelate enhances every aspect of staffing and recruiting operations, from req to check, making it the go-to solution for agencies seeking to connect  talent with the right opportunities.

Greenhouse is the only hiring platform you’ll ever need. Their industry-leading, AI-powered software supports every stage of your hiring process – from sourcing to onboarding – helping you make the best hires, faster, every time. More than just an ATS, Greenhouse is a true hiring partner, empowering companies to reduce recruiting costs and hire top talent quickly, consistently and fairly. Today, more than 7,500 customers across diverse industry verticals and scaling goals use Greenhouse to help them hire for what’s next.

Humanly is an AI-first recruiting platform that helps talent teams hire in days, not months—without adding headcount. Our intuitive CRM pairs with powerful agentic AI to engage and screen every candidate instantly, surfacing top talent fast. Built on insights from over 4 million candidate interactions, Humanly delivers speed, structure, and consistency at scale—engaging 100% of interested candidates and driving pipeline growth through targeted outreach and smart re-engagement. We integrate seamlessly with all major ATSs to reduce manual work, improve data flow, and enhance recruiter efficiency and candidate experience. Independent audits ensure our AI remains fair and bias-free, so you can hire confidently.

Learning IT doesn’t have to mean boring lectures, the frantic pace of bootcamps, or lots of time away from your job or family. With CBT Nuggets, you can train anytime, anywhere, at your own pace — all from the comfort of your office chair or living room couch. Our training team is made up of industry experts who truly enjoy teaching people IT. Their training is informative, relevant, and engaging — and because most videos are 10 minutes or less, it’s easier to retain information. Choose from a training library of thousands of videos on in-demand technologies from widely used and respected vendors such as Microsoft, Cisco, CompTIA, AWS, Fortinet, and more. Earn a certification. Keep your skills up to date. Learn a new technology. Have an on-the-job resource. With accountability coaches, practice exams, and virtual labs at your fingertips, CBT Nuggets is proud to have helped thousands of professionals achieve their career goals over the last two decades.

HR Partner is a simple, all-inclusive online HR Management system for businesses with 20 to 500+ employees. It gives you everything you need to manage your HR processes and reduce the time spent on HR administration tasks. HR Partner includes: - Employee Records Management One secure place to store contact data, files, reviews, assets, and more - Leave Requests, Accruals & Approvals A simple, transparent process for employees and admin users - Onboarding & Training Checklists Assign a set of tasks for employees to check off, read, sign, upload or watch - Recruitment and Applicant Tracking Publish jobs and manage applicants with a visual tracking system - Employee Portal Empower team members the information and tools they need - Electronic Signatures Let employees or job applicants sign HR documents electronically -Plus a Lot More 100's more features including timesheets, library, organizational chart, and more. Start a free trial or request a demo!