By Quick answer: a certification or a certificate: which should I choose in 2027?
- Choose a certification — you need proof for employers who check credentials.
- Choose a certificate — you're learning a skill.
- Verdict — Learn with certificates; prove with certifications.
- Before you pay — take a free practice test.
Key takeaways
- Choose a certification if you need proof for employers who check credentials.
- Choose a certificate if you're learning a skill.
- Check job posts in your target market before deciding.
a certification and a certificate are often compared, but they suit different people. Here's a side-by-side comparison and a clear way to choose.
The options at a glance
Ranked for this reader. Costs and formats come from each issuer's own page, checked on 3 November 2026; prices change, so confirm before you book.
| # | Certification | Cost | Time | Prove it free |
|---|---|---|---|---|
| 1 | CompTIA Security+CompTIA | Voucher price on the CompTIA store1 | V7 retiring; V8 adds AI-related risk | Free test |
| 2 | PMP – Project Management ProfessionalPMI | $425 PMI members / $675 non-members2 | 240 minutes, 180 questions | Free test |
| 3 | AWS Certified Solutions Architect – AssociateAmazon Web Services | $1503 | 130 minutes, 65 questions | Free test |
| 4 | Google Data Analytics Professional CertificateGoogle / Coursera | $49/mo Coursera plan4 | 6 months at 10 hours a week | Free test |
| 5 | CS50: Introduction to Computer ScienceHarvard University | Free5 | Self-paced | Free test |
Prove it free before you pay for an exam
Take the free test first. Pay for an exam only when you pass.
Every pick above has a matching free practice test on Science of Apps, one of the world's largest libraries of free certification tests (1,200+). Check your level before you pay for an exam, or add a verifiable credential to LinkedIn while you study. (Disclosure: we publish these tests; the certifications above earn us nothing.)
- CompTIA Security+ Practice TestPractise for CompTIA Security+ before you pay.Start free test →
- PMP Practice ExamPractise for PMP – Project Management Professional before you pay.Start free test →
- AWS Solutions Architect Associate Practice ExamPractise for AWS Certified Solutions Architect – Associate before you pay.Start free test →
- Statistics for Data Analysts CertificationPractise for Google Data Analytics Professional Certificate before you pay.Start free test →
Each option, and who should choose it
- CompTIACompTIA Security+Certification exampleVoucher price on the CompTIA store
- PMIPMP – Project Management ProfessionalCertification example$425 PMI members / $675 non-members
- AWSAWS Certified Solutions Architect – AssociateCertification example$150
CompTIA Security+
- Cost
- Voucher price on the CompTIA store1
- Format
- V7 retiring; V8 adds AI-related risk
Proctored, renewable. CompTIA's vendor-neutral security exam covers threats, architecture, operations and governance, and the new version adds AI-related risk. It's listed in ANAB's ISO/IEC 17024 directory; voucher prices vary by country.
Best forcertification example
PMP – Project Management Professional
- Cost
- $425 PMI members / $675 non-members2
- Format
- 240 minutes, 180 questions
- Entry
- 3–5 years leading projects (by education) plus 35 hours of training
Proctored, experience-based. PMI's Project Management Professional is a 240-minute, 180-question exam covering predictive, agile and hybrid approaches. It needs 3–5 years leading projects plus 35 hours of training and costs $425 for PMI members or $675.
Best forcertification example
AWS Certified Solutions Architect – Associate
- Cost
- $1503
- Format
- 130 minutes, 65 questions
Proctored, expires. AWS's associate exam tests designing secure, resilient, high-performing and cost-aware systems on AWS. It's 130 minutes with 65 questions and costs $150, and it's the cloud credential most often named in job posts.
Best forcertification example
Google Data Analytics Professional Certificate
- Cost
- $49/mo Coursera plan4
- Time
- 6 months at 10 hours a week
Course certificate. Google's professional certificate teaches spreadsheets, SQL, Tableau and R through case studies and ends with a portfolio capstone. It's designed for beginners, takes about six months at ten hours a week and offers financial aid on Coursera.
Best forcertificate example
CS50: Introduction to Computer Science
- Cost
- Free5
Course certificate. Harvard's free introduction to computer science teaches C, Python, SQL and web development through demanding problem sets, with a free certificate. An optional paid verified certificate is available through edX.
Best forcertificate example
a certification vs a certificate side by side
| a certification | a certificate | |
|---|---|---|
| Proves | You passed an independent assessment | You completed a course |
| Assessment | Proctored exam | Course assignments |
| Expiry | Often renews | Usually doesn't |
| Examples | Security+, PMP, AWS SAA | Google Data Analytics, CS50 |
Table: a certification vs a certificate
How to choose
- Choose a certification — you need proof for employers who check credentials.
- Choose a certificate — you're learning a skill.
- Still unsure — search job posts in your city for each name.
How we ranked these picks
We compared both options on cost, format, prerequisites and fit using official pages, checked 3 November 2026. Science of Apps has no commercial relationship with either issuer.
Frequently asked questions
Which do employers value more?
Certifications, usually.
Are certificates useless?
No; they teach skills and show initiative.
Do certifications expire?
Many do.
Are Science of Apps tests certifications?
They're free practice certificates; not accredited.
Is there a free practice test for both?
Yes. Science of Apps offers free practice tests for both, instantly graded with a verifiable certificate.
Sources
- CompTIA — CompTIA Security+, official page (checked 3 Nov 2026)
- PMI — PMP – Project Management Professional, official page (checked 3 Nov 2026)
- Amazon Web Services — AWS Certified Solutions Architect – Associate, official page (checked 3 Nov 2026)
- Google — Google Data Analytics Professional Certificate, official page (checked 3 Nov 2026)
- Harvard University — CS50: Introduction to Computer Science, official page (checked 3 Nov 2026)
- Checked November 4, 2026. Figures that change — fees, salaries, prices — are reviewed every six months; if something is out of date, tell us.
Where to go from here
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Prove the skill before you pay for the exam.
Start with the free CompTIA Security+ Practice Test. 1,200+ free, test-based certifications graded on our server. Pass and get a founder-signed certificate with a credential ID employers can verify.