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Pick up to 4 core testing certifications and we'll lay out their specifications side by side. Apples to apples only — once you pick the first item, the picker locks to its category so you don't end up comparing Selenium with OWASP Top 10.

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ISTQB CTFL ×
CSTE ×
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ISTQB CTFL

ISTQB

Globally Recognised Entry-Level Lifetime Validity Multilingual

Foundation-level certification, vendor-neutral testing knowledge.

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CSTE

QAI Global

Advanced Renewable

Certified Software Tester from QAI.

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Specification comparison

Schema: Certifications. Missing values are marked "Not available yet" — those are next on our research list.

Attribute
ISTQB CTFL
ISTQB
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CSTE
QAI Global
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Issuing body International Software Testing Qualifications Board (ISTQB) QAI Global Institute
Exam format Multiple choice (computer- or paper-based) Multiple choice + essay
Duration 60 minutes (75 for non-native speakers) 3 hours
Number of questions 40 100 multiple choice + 4 essays
Passing score 65% (26 / 40) 70%
Exam cost Approx. €150–250 depending on country $350 USD (members) / $450 (non-members)
Prerequisites None — entry level 2–6 years of experience depending on education
Validity Lifetime (no expiry) 3 years (CEU renewal)
Levels available Foundation only at this tier CSTE (single level)
Global recognition Recognised in 130+ countries, 1M+ certified Established credential, popular in US/India
Available languages 30+ languages English
Best suited for Anyone starting a software-testing career Experienced testers in regulated industries
Official site www.istqb.org ↗ www.qaiglobalinstitute.com ↗

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