Seeds vs. Upstack Comparison Chart

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.

Hire the World. Pay with a Click. Meet Transformify (TFY). Hiring internationally? Juggling independent contractors across the globe? We’ve got you covered. Transformify (TFY) is one simple platform for global hiring and contractor management—built to make growing your team easy, compliant, and stress-free. Talent acquisition is a breeze with TFY’s AI-powered ATS. Need AI-assisted job descriptions with direct ChatGPT integration? You’ve got it. AI-powered candidate matching and predictive hiring insights? You can bet on it. Found the right talent? Onboard your team in one click: contracts, documents, done. Worried about compliance? Don’t be. TFY’s Contractor of Record (AOR) service mitigates all independent contractor misclassification risks, so you can hire globally with confidence. Automate billing and pay contractors in 184 countries using Revolut, Payoneer, local bank transfers, push-to-card, SWIFT, SEPA, PayPal, Venmo, 28+ cryptocurrencies and more.

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.

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.

Jobma is an intelligent AI video interviewing and assessment platform trusted by companies globally. It offers a range of hiring automation tools, including asynchronous one-way video interviewing, live video interviewing, interview scheduling, technical assessments, and more. The platform is built with ethical AI at its core, with features like AI scoring and proctoring designed to prevent unconscious bias in hiring and save thousands in costs and hundreds of hours in hiring time. Key Features: - AI scoring and proctoring for secure, data-driven evaluation - Skill validation with assessments for any role - Works across all devices: Desktop and mobile browser support, and mobile apps for iOS and Android - Human support via live chat, email, and phone for both employers and candidates - Smart AskAI bot for instant, natural language assistance Jobma is SOC 2 Type II and ISO/IEC 27001 Certified, and fully GDPR and CCPA Compliant.

At ZipRecruiter, our mission is to actively connect people to their next great opportunity. ZipRecruiter's smart matching technology finds candidates with the right skills and experience and prompts them to apply. It uses ZipRecruiter AI to analyze the keywords, skills, experience, and location details in your job description. It then compares this information with the profiles and resumes of millions of job seekers in our database. The system then presents you with candidates whose qualifications are the strongest match, helping you quickly identify top talent. It also sends jobs to 100+ job boards with one click. ZipRecruiter provides 24/7 customer support rated highest for quality among major hiring platforms. You can contact us via: Phone, Live Chat or Email. ZipRecruiter is the #1-rated hiring site according to G2. ZipRecruiter delivers quality candidates to 80% of employers within the first day. ZipRecruiter serves both small businesses and enterprise employers.

Built by experienced TA professionals, Boon is the world’s most agile referral hiring platform that scales across your entire community to deliver better hires, faster. While legacy referral platforms take up to eight weeks to implement, Boon starts delivering results within days. We accomplish this through seamless integrations, swift onboarding, and flexible contracts that are designed to scale with your business. Once you're up and running watch as your referral program magically scales itself through the power of automation, AI-driven recommendations, and advanced engagement features. Boon companies hire 52% faster, source 5x more referrals, and save 40% per hire.

Gearset is the complete, enterprise-ready Salesforce DevOps platform, enabling teams to implement best practices across the entire DevOps lifecycle. With powerful solutions for metadata and CPQ deployments, CI/CD, testing, code scanning, sandbox seeding, backups, archiving, observability, and Org Intelligence — including the Gearset Agent — Gearset gives teams complete visibility, control, and confidence in every release. More than 3,000 enterprises, including McKesson, IBM and Zurich, trust Gearset to deliver securely at scale. Combining advanced governance, built‑in audit trails, SOX/ISO/HIPAA support, parallel pipelines, integrated security scans, and compliance with ISO 27001, SOC 2, GDPR, CCPA/CPRA, and HIPAA, Gearset provides enterprise‑grade controls, rapid onboarding, and a user‑friendly interface — all in one platform. Gearset delivers enterprise‑grade power without the overhead, which is why leading global organizations in finance, healthcare, and technology choose us,

AlsoThere is a turnkey transactional infrastructure that unbundles commercial capabilities from legal incorporation. Built for B2B SaaS and ISVs, we act as your localized operational backbone, enabling parallel GTM deployment across 43 countries (US, EU, LATAM) in under 48 hours. Rapid Deployment: Achieve legal commercial presence in 48h, converting expansion from high-risk CAPEX to an agile OPEX model.Native capability to issue tax-compliant local invoices and execute multi-currency consolidations for enterprise nodes. Compliance-as-a-Service: We comply with local tax, legal, and regulatory frameworks entirely. AlsoThere seamlessly integrates into your channel strategies. We act as your specialized transactional infrastructure allowing you to bypass legacy generalist resellers and maintain 100% customer control. Powered by eSource Capital Group (20 years cross-border expertise) with over US$250M+ successfully processed for third-party enterprise clients.