Certification Catalog 237 guides
Browse 237 certification guides across 11 domains — compare exam costs, difficulty, salary data and prep timelines before you commit.
Updated Jul 2026 ✓ Expert Reviewed
Filter by your domain and pick a Beginner or Associate level certification — they deliver the fastest salary ROI for newcomers.
Compare Two CertsShowing 10 certifications in It Cloud
CLF-C02
AWS Training and Certification
CLF-C02
Amazon Web Services
AZ-900
Microsoft
200-301 CCNA
Cisco
220-1201,220-1202
CompTIA
Coursera, Stanford Online, Harvard Professional and Lifelong Learning, Alison, Google Career Certificates, and other online learning providers
Varies by certificate
C_BCBTP
SAP