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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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CodeSignal
✓ verifiedFreemium
AI-native skills platform for hiring assessments, AI interviews and live coding, plus upskilling across tech and business roles.
939K visits/mo557 saves
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Arc
✓ verifiedPaid
Remote-talent marketplace using AI screening to match vetted developers, designers and marketers for freelance or full-time roles.
1.0M visits/mo1.5K saves
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Achievable - AI adaptive learning
✓ verifiedFree trial
Adaptive online exam prep for finance, insurance, healthcare and academic tests using spaced review and a pass guarantee.
737K visits/mo
Pricing
No public pricing
Build (Hire): $79/mo billed annually ($99 monthly)
Grow (Hire): $479/mo billed annually ($599 monthly)
Cosmo+ (Learn): $24.99/mo
Individuals (Learn): free
Freelance: $15-$110+/hour
Full-time: 20% of annual salary
Free trial available
No public pricing
Free trial available
Core features
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- ✦Technical and business skill assessments
- ✦AI Interviewer agents by role
- ✦Live tech interviews in a shared IDE
- ✦AI proctoring and fraud detection
- ✦Skills development academies with Cosmo AI tutor
- ✦Skills intelligence and benchmarking
- ✦ATS integrations; SOC 2 Type II
- ✦Vetted remote talent across many roles
- ✦HireAI applicant screening and auto-sourcing
- ✦Freelance (hourly) and full-time hiring
- ✦450,000+ talent across 190 countries
- ✦Dedicated recruiters and human support
- ✦Compliant global hiring and ATS integration
- ✦Complete written course content
- ✦Adaptive spaced-repetition review
- ✦Tracked intelligent quizzes
- ✦Progress and memory tracking
- ✦Mobile-first study experience
- ✦Pass guarantee / money-back
Use cases
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- →Technical and business hiring
- →Screen candidates at scale
- →Conduct live coding interviews
- →Upskill and reskill employees
- →University recruiting
- →Hiring vetted remote developers and designers
- →Filling freelance or full-time roles fast
- →Screening applicants with AI
- →Building global teams compliantly
- →Pass securities licensing exams
- →Prepare for insurance or healthcare licensing
- →Study for the GRE, SAT or AP exams
- →Fit exam prep around a busy schedule
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